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Tommaso Lari (University and INFN, Milano)24/08/2015, 09:00Plenary TalksDespite the absence of experimental evidence, weak scale supersymmetry remains one of the best motivated and studied Standard Model extensions. This talk summarises recent ATLAS results for searches for supersymmetric (SUSY) particles. Weak and strong production in both R-Parity conserving and R-Parity violating SUSY scenarios are considered. The searches involved final states including jets,...Go to contribution page
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Christian Sander (Hamburg University (DE))24/08/2015, 09:30Plenary TalksThis talk will review the CMS results on SUSY searches.Go to contribution page
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Sezen Sekmen (Kyungpook National University (KR))24/08/2015, 10:00Plenary TalksThis talk will focus on the topic of new directions in SUSY searches and discuss new ideas about how to search for SUSY at LHC.Go to contribution page
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Jamie Tattersall (University of Heidelberg)24/08/2015, 10:30Plenary TalksThe era of the LHC has completely changed the landscape for Beyond the Standard Model theories. Firstly, the discovery of the Higgs Boson along with precision mass and coupling measurements severely constrain models. Secondly, the null results from the huge number of experimental searches now place strict bounds on new states at the TeV scale. In order to make sense of the wealth of new...Go to contribution page
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Priscilla Pani (Stockholm University (SE))24/08/2015, 11:30Plenary TalksAstrophysical observations have provided compelling proof for the existence of a non-baryonic dark component of the universe: Dark Matter (DM). The DM abundance is precisely measured but its nature is still not known. A compelling hypothesis is that the DM is composed of a weakly interacting massive particle (WIMP) which can be produced and detected at the LHC. This talk will present an...Go to contribution page
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Mariangela Lisanti (Princeton University)24/08/2015, 12:00Plenary TalksDark matter constitutes nearly 85% of the matter in the Universe, and yet we know very little of its fundamental properties. There are currently a wide array of searches for this missing matter—-ranging from collider to direct and indirect detection experiments. I will review the current status of these searches and discuss the implications for theories of dark matter.Go to contribution page
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Matthew Kleban (New York University)24/08/2015, 12:30Plenary TalksI will give an overview and status report on current issues in the theory of inflation. These include initial conditions and whether inflation really solves the horizon and flatness problems, eternal inflation and its discontents, potential observational signatures of the multiverse, large tensor amplitude and the consequent trans-Planckian field range, and the fundamental question of the...Go to contribution page
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Prof. Supriya Kar (University of Delhi (Department of Physics and Astrophysics))24/08/2015, 14:30Fundamental and String TheoryWe revisit an effective curvature formalism underlying a two form in a U(1) gauge theory on a D4-brane in presence of a background black hole metric. Alternately the scenario may be analysed in presence of an extra fifth dimension transverse to a vacuum created gravitational pair of 3-brane and anti 3-brane by the Kalb-Ramond quanta. Interestingly an electric (non-linear) charge independence...Go to contribution page
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Sridhara Dasu (University of Wisconsin (US))24/08/2015, 14:30Flavor Violation Theory and ExperimentRare decays and angular distributions of B mesons are particularly sensitive probes of physics beyond the Standard Model. This talk reviews results on these processes obtained with the data collected by the CMS experiment during the first Run of the LHC. We will show the most precise single-experiment results on the measurement of the Bs->µµ branching fraction and search for Bd->µµ, along with...Go to contribution page
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Jessica Goodman (The Ohio State University)24/08/2015, 14:30SUSY/String ModelsIn this work we calculate important one loop SUSY-breaking parameters in models with Dirac gauginos, which are implied by the existence of heavy messenger fields. We find that these SUSY-breaking effects are all related by a small number of parameters, thus the general theory is tightly predictive. In order to make the most accurate analyses of one loop effects, we introduce calculations...Go to contribution page
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Mr Philip Diessner (TU Dresden (DE))24/08/2015, 14:30Precision Computations and Monte Carlo Tools, all areasR-Symmetry is an additional symmetry which can be imposed on a supersymmetric model, leading to interesting phenomenological consequences like the prediction of Dirac Gauginos. A model with a minimal implementation of this symmetry is the MRSSM and in this talk an analysis of its Higgs sector in the light of the recent SM-like Higgs boson discovery will be presented. Due to mixing with...Go to contribution page
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Devin Walker24/08/2015, 14:30Alternative TheoriesWe review recent theoretical constraints on models with thermal dark matter. The constraints include perturbative unitarity constraints as well as constraints from dark matter bound state formation. We focus on scenarios where the dark matter annihilates via neutral and charged bosons. The latter includes annihilation via colored and electrically charged scalars, which is common in...Go to contribution page
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Pierfrancesco Butti (Nikhef National institute for subatomic physics (NL))24/08/2015, 14:30Supersymmetry Phenomenology and ExperimentNaturalness arguments for weak-scale supersymmetry favour supersymmetric partners of the third generation quarks with masses not too far from those of their Standard Model counterparts. Top or bottom squarks with masses of a few hundred GeV can also give rise to large direct pair production rates at the LHC. The talk presents recent ATLAS results from searches for direct stop and sbottom...Go to contribution page
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Heather Logan (Carleton University)24/08/2015, 14:30Higgs Theory and ExperimentI will review the current status of Higgs cross section and branching ratio calculations in the MSSM and other BSM theories with extended Higgs sectors.Go to contribution page
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Zachary Thomas24/08/2015, 14:50Particle Cosmology Theory and ExperimentWhen multiple sectors break supersymmetry, there is a corresponding multiplicity of goldstini, which may comprise some or all of the dark matter in our universe. In this talk, we identify a previously overlooked goldstino decay channel which leads to a smoking gun photon line signature. This new contribution can be interpreted as arising either from a supersymmetry-breaking Fayet-Iliopoulos...Go to contribution page
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Anja Butter24/08/2015, 14:50Precision Computations and Monte Carlo Tools, all areasThe NMSSM is, for several reasons, an attractive extension of the Standard Model. One of them is that the gamma ray excess from the galactic center can be explained with an NMSSM neutralino annihilating through a light pseudoscalar. Such light dark matter candidate will lead to invisible Higgs decays at the LHC. Using SFitter we connect the galactic center excess with the observed dark...Go to contribution page
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Dr Soumya Rao (University of Adelaide)24/08/2015, 14:50SUSY/String ModelsWe perform a comprehensive study of SU(5), SO(10) and E(6) supersymmetric GUT models where the gaugino masses are generated through the F-term breaking vacuum expectation values of the non-singlet scalar fields. In these models the gauginos are non-universal at the GUT scale unlike in the mSUGRA scenario. We discuss the properties of the LSP which is stable and a viable candidate for cold...Go to contribution page
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Javier Mauricio Duarte (California Institute of Technology (US))24/08/2015, 14:50Supersymmetry Phenomenology and ExperimentThe latest results from CMS on searches for stop and sbottom squarks are presented. Searches for direct squark production and indirect production through gluino cascades in a variety of decay channels are reviewed. The results are based on 20 fb-1 of data collected during the 8 TeV LHC run.Go to contribution page
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Gerald Eigen (University of Bergen (NO))24/08/2015, 14:55Flavor Violation Theory and ExperimentThe large amount of Heavy Flavour data collected by the ATLAS experiment is potentially sensitive to New Physics, which may be found in the mixing of B meson states, or through processes that are naturally suppressed in the Standard Model. We present the most recent results on the measurement of the decay of the Bs into J/psi phi based on full data collected in LHC Run-1 and with updated...Go to contribution page
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Roberto Castello (CERN)24/08/2015, 15:00Higgs Theory and ExperimentThe most recent results about the Beyond Standard Model Higgs searches with the CMS experiment at the LHC will be presented. The talk would include material from SM Higgs, Exotica and SUSY analyses for the Higgs sector. Eventual new results for the Higgs searches with the Run 2 data will be detailed, if any.Go to contribution page
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Bhawna Gomber (University of Wisconsin (US))24/08/2015, 15:00Alternative TheoriesCMS searches for dark matter recoiling from singly produced jets, photons, weak bosons and heavy quarks, using data from 2011-2012 are presented. Prospects for searches in LHC Run-2 are briefly discussed.Go to contribution page
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Dr Afsaneh Bazrafshan (Jahrom University)24/08/2015, 15:00Fundamental and String TheoryIn this paper, we investigate the stability of nonlinear charged black holes in quartic quasitopological gravity in the presence of a nonlinear electromagnetic field. The entropy of the charged black holes of fourth order quasitopological gravity through the use of Wald formula is computed and the mass, temperature and the charge of these black holes are found as well. We show that black holes...Go to contribution page
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Adam Coogan (UC Santa Cruz)24/08/2015, 15:10Particle Cosmology Theory and ExperimentWe investigate the relation between the annihilation of dark matter (DM) particles into lepton pairs and into 2-body final states including one or two photons. We parametrize the DM interactions with leptons in terms of contact interactions, and calculate the loop-level annihilation into monochromatic gamma rays, specifically computing the ratio of the DM annihilation cross sections into two...Go to contribution page
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Haipeng An (Caltech)24/08/2015, 15:10Supersymmetry Phenomenology and ExperimentLight top superpartners play a key role in stabilizing the electroweak scale in supersymmetric theories. For R-parity conserved supersymmetric theories, traditional searches are not sensitive to the compressed region $m_{\tilde t}\approx m_\chi+m_t$ and $m_{\tilde t} \approx m_\chi + m_W + m_b$, where $\chi$ is the neutralino. In this talk, I will introduce a new observable $R_M$ whose...Go to contribution page
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Mr Raymond Co (University of California, Berkeley)24/08/2015, 15:10SUSY/String ModelsWe are developing a simple supersymmetric axion theory by extending the MSSM with a gauge singlet axion field and right-handed neutrinos. To our surprise, this simple model has been overlooked in the literature, while models that introduce more singlet fields are intensively studied. In addition to the Peccei-Quinn solution to the strong CP problem, the achievements of our model are as...Go to contribution page
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Jorge de Blas (INFN Rome)24/08/2015, 15:10Precision Computations and Monte Carlo Tools, all areasWe present updated global fits of the Standard Model and beyond to electroweak precision data, taking into account recent progress in theoretical calculations and experimental measurements. From the fits, we derive model-independent constraints on new physics by introducing oblique and epsilon parameters, and modified $Zb\bar{b}$ and $HVV$ couplings. Furthermore, we also perform fits of...Go to contribution page
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Valerio Ippolito (Harvard University (US))24/08/2015, 15:15Alternative TheoriesSearches for strongly produced dark matters using events with jets, photons, heavy-flavor quarks or massive gauge bosons recoiling against large missing transverse momentum in ATLAS are presented. These “mono-X” signatures provide powerful probes to dark matter production at the LHC, allowing to interpret results in terms of effective field theory and/or simplified models with pair production...Go to contribution page
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Mauro Valli24/08/2015, 15:20Flavor Violation Theory and ExperimentWe critically reassess the theoretical uncertainties in the Standard Model calculation of $B \rightarrow K^{*}\mu\,\mu$ observables, focusing on the low $q^{2}$ region. We point out that even optimized observables are affected by sizable uncertainties coming both from full form factors, when one considers the departure from the infinite mass limit, and from long distance effects. In...Go to contribution page
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Matteo Bauce (Universita e INFN, Roma I (IT))24/08/2015, 15:20Higgs Theory and ExperimentWe search for the pseudoscalar Higgs boson A of 2HDMs in the decay modes A-> tautau and A->Zh. In the latter case, h is the lightest neutral scalar Higgs boson and is assumed to be the newly discovered 125 GeV particle. The results are interpreted in the context of 2HDMs and the Minimal Supersymmetric Standard Model (MSSM).Go to contribution page
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Lawrence Lee Jr (U of Adelaide)24/08/2015, 15:30Supersymmetry Phenomenology and ExperimentThe "Recursive Jigsaw Technique" provides a powerful new approach to extract a kinematic basis of variables that can be used to categorise searches for new physics signals at the LHC. This talk will focus on topologies relevant to the LHC in 2015 namely strong production of gluinos and third generation squarks. We demonstrate sensitive analysis strategies to search for beyond standard model...Go to contribution page
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Debtosh Chowdhury (INFN, Roma)24/08/2015, 15:30Precision Computations and Monte Carlo Tools, all areasWe determine the next-to-leading order renormalization group equations for the Two-Higgs-Doublet model with a softly broken $Z_2$ symmetry and CP conservation in the scalar potential. We use them to identify the parameter regions which are stable up to the Planck scale and find that in this case the quartic couplings of the Higgs potential cannot be larger than 1 in magnitude and that the...Go to contribution page
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Chiara Arina (University of Amsterdam)24/08/2015, 15:30Particle Cosmology Theory and ExperimentIn this talk we present the phenomenology of a mostly right-handed sneutrino as the lightest supersymmetric particle (LSP) and dark matter candidate. We focus our attention on indirect detection signals such as enhanced monochromatic neutrino lines in the reach of future neutrino probe. Furthermore we illustrate the complementarity between indirect and direct detection of sneutrino LSP with...Go to contribution page
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Bibhushan Shakya (MCTP)24/08/2015, 15:30SUSY/String ModelsObtaining light active neutrino masses as well as phenomenologically interesting (keV-GeV) sterile neutrino masses without any unnaturally small parameters hints at a new symmetry in the neutrino sector that is broken at the PeV scale, presumably tied to supersymmetry breaking. This framework can also explain the recently observed PeV energy neutrinos at IceCube and the 3.5 keV X-ray line.Go to contribution page
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Phat Srimanobhas (Chulalongkorn University (TH))24/08/2015, 15:30Alternative TheoriesWe present a search for dark matter production using proton-proton collisions recorded by the CMS experiment at the CERN LHC. The data correspond to an integrated luminosity of 18.8 fb^{-1}, at a center-of-mass energy of \sqrt{s} = 8 TeV. Events are requires to have at least two jets and no isolated leptons. The specialized razor variables are employed to quantify the transverse momentum...Go to contribution page
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Mohammad Ghanaatian (Payame Noor University)24/08/2015, 15:30Fundamental and String TheoryQuartic quasi-topological black holes in the presence of a nonlinear electromagnetic Born-Infeld field is presented. By using the metric parameters, the charged black hole solutions of quasi-topological Born-Infeld gravity is considered.The thermodynamics of these black holes are investigated and I show that the thermodynamics and conserved quantities verify the first law of thermodynamics. I...Go to contribution page
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Jonatan Piedra Gomez (Universidad de Cantabria (ES))24/08/2015, 15:45Alternative TheoriesWe present results of searches for pair-produced dark matter in association with top quarks, using proton-proton collision data collected with the CMS detector at the CERN LHC at a center-of-mass energy of 8 TeV. We investigate processes yielding top quark pairs or a single top quark plus a large amount of missing transverse energy due to the undetected dark matter particle pair. We search for...Go to contribution page
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Dr Daniel Butter (Nikhef)24/08/2015, 16:30Fundamental and String TheoryI will discuss how to classify (up to discrete identifications) all rigid 4D N=2 supersymmetric backgrounds in both Lorentzian and Euclidean signatures that preserve eight real supercharges. These include backgrounds such as warped $S^3 \times \mathbb R$, warped $AdS_3 \times \mathbb R$, and $AdS_2 \times S^2$, as well as some more exotic geometries. Time permitting, I will also discuss...Go to contribution page
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Marcin Chrzaszcz (University of Zurich (CH))24/08/2015, 16:30Flavor Violation Theory and ExperimentElectroweak and radiative penguin b-hadron and c-hadron decays set strong constraints on the SUSY parameter space. Recent LHCb measurements have shown indications of large unexpected asymmetries in B->K*mumu and hints of lepton universality violation. Latest results involving new decay modes are presented.Go to contribution page
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Benjamin Safdi (massachusetts institute of technology)24/08/2015, 16:30Particle Cosmology Theory and ExperimentWe present a new method to characterize unresolved point sources (PSs), which generalizes traditional template fits to account for non-Poissonian photon statistics. Using Fermi Large-Area Telescope gamma-ray data, we use the method to characterize PS populations at high latitudes and in the Inner Galaxy. We find that PSs (resolved and unresolved) account for $\sim$50% of the total...Go to contribution page
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Joerg Jaeckel (ITP Heidelberg)24/08/2015, 16:30Alternative TheoriesWe review theoretical and phenomenological motivations for hidden photons (aka dark photons, etc.) and other very light and very weakly coupled new particles. New experiments operating at low energies but offering high sensitivities provide interesting opportunities for discoveries. Additional motivations comes from possible connections to dark matter, which also opens avenues for extremely...Go to contribution page
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Howard Haber (University of California,Santa Cruz (US))24/08/2015, 16:30Higgs Theory and ExperimentIt is possible that the electroweak scale is low in part due to selection effects, i.e., fine-tuning of the microscopic parameters. The experimental discovery of new light fundamental scalars other than the Standard Model Higgs boson would cast doubt on this theory, since generically such states imply parametrically worse fine-tuning with no compelling connection to selection effects. ...Go to contribution page
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Nathan Papapietro (npapapietro@crimson.ua.edu)24/08/2015, 16:30SUSY/String ModelsWe propose a new variation to the SUSY Left-Right model (LRM) by extending the Minimal B-L model. Starting from energies of s√>7 TeV, we can describe an intermediate scale for Grand Unification along the Pati-Salam path from SO(10). Here the breaking of SU(2)L×SU(2)R×U(1)B−L→SU(2)L×U(1)Y is by a doublet rather than a triplet. Analyzing the RGE equations, the right handed neutral component of...Go to contribution page
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Alex Kastanas (University of Bergen (NO))24/08/2015, 16:30Supersymmetry Phenomenology and ExperimentThe talk presents searches for the prompt decay of supersymmetric particles in events containing photons or taus and large transverse missing momentum, performed by the ATLAS experiment. The final states considered are particularly motivated in gauge mediated supersymmetry breaking models with a light gravitino as the lightest supersymmetric particle. Results obtained with 20 fb-1 of pp...Go to contribution page
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Petar Kevin Rados (University of Melbourne (AU))24/08/2015, 16:50Higgs Theory and ExperimentThe combined measurements of the properties of the Higgs boson using the ATLAS detector and up to 25 fb-1 of 7 TeV and 8 TeV pp collision data collected in 2011 and 2012, are discussed. The results are obtained combining all channels measured at run 1. They include strengths of production and decay modes, couplings to fermions and bosons, spin and CP properties.Go to contribution page
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Giovanna Francesca Cottin Buracchio (University of Cambridge (GB))24/08/2015, 16:50Supersymmetry Phenomenology and ExperimentSeveral supersymmetric models predict massive long-lived supersymmetric particles with lifetimes from fractions of a nanosecond to lifetimes that are effectively stable in the detector. Such particles may be detected through abnormal specific energy loss, disappearing tracks, displaced vertices, long time-of-flight or late calorimetric energy deposits. The talk presents recent results from...Go to contribution page
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Andrew Williams (NCBJ)24/08/2015, 16:50Particle Cosmology Theory and ExperimentWe analyse the sensitivity of the future Cherenkov Telescope Array (CTA) experiment to dark matter annihilations in the galactic centre using the most up to date instrument response functions and background simulation model provided by the CTA Collaboration. We systematically examine the different statistical methods for setting limits using CTA and provide a realistic assessment of the...Go to contribution page
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Antonio Morais (Lund University and Aveiro University)24/08/2015, 16:50SUSY/String ModelsWe present a new supersymmetric (SUSY) and non-SUSY versions of a Grand Unified Theory based upon the trinification gauge group ($SU(3)_L\otimes SU(3)_R \otimes SU(3)_C$) and global flavour $SU(3)_F$ symmetry. In contrast to previous realizations of trinification models, the proposed SUSY version automatically provides unification of the Yukawa couplings as well as Higgs-lepton unification by...Go to contribution page
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Ramon Niet (Technische Universitaet Dortmund (DE))24/08/2015, 16:55Flavor Violation Theory and ExperimentB and D mesons provide an ideal laboratory for measurements of CP violation and searches for CPV beyond the Standard Model. We present recent LHCb results on measurements from several decay modes and based on different techniques, including time-dependent, time-integrated and dalitz analyses.Go to contribution page
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Bertrand Echenard (Caltech)24/08/2015, 17:00Alternative TheoriesWe present results from the BaBar experiment on searches for low-mass new physics. This includes a search for a light CP-odd Higgs boson (A0) in Upsilon(1S) -> gamma A0, A0 -> ccbar decays. providing limits on the product branching fraction B(Upsilon(1S) -> gamma A0)xB(A0 -> ccbar) at the level of 7x10-5 - 2x10-3 for A0 masses between 4.0 GeV and 9.25 GeV; a search for a dark photon...Go to contribution page
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Ivan Schmidt24/08/2015, 17:00Fundamental and String TheoryAfter a brief review of the main ideas of gravity with torsion, a scenario allowing a solution of the strong charge parity problem via the Peccei-Quinn mechanism, implemented in gravity with torsion, is presented. In this framework there appears a torsion-related pseudoscalar field known as Kalb-Ramond axion. It is compared with the so-called Barbero-Immirzi axion recently proposed in the...Go to contribution page
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Flip Tanedo (UC Irvine)24/08/2015, 17:10Particle Cosmology Theory and ExperimentWe propose a novel search for dark matter using the directional capabilities of the AMS-02 telescope to identify dark photons coming from dark matter annihilation. Dark matter collects in the core of the Sun and annihilates into dark photons which then decay to known particles on their way to the Earth. For weak-scale dark matter, dark photons of mass MeV -- GeV, and kinematic mixing...Go to contribution page
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Dr Sho Iwamoto (Technion)24/08/2015, 17:10Supersymmetry Phenomenology and Experiment
This talk, based on arXiv:1505.02996, focuses on collider searches for long-lived charged particles (LLCPs), i.e., charged particles which are observed stable in the detectors.
Their discovery will be extremely exciting and give significant implication for both particle physics and cosmology.We studied expected sensitivity of such searches at a future...
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Sara Alderweireldt (University of Antwerp (BE))24/08/2015, 17:10Higgs Theory and ExperimentThe final LHC Run1 results in the search for a Higgs bosons decaying to bottom quarks performed by CMS is presented. Besides the standard model interpretation, well-motivated models with extended Higgs sectors are also being considered.Go to contribution page
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Dr Yukihiro Mimura (National Taiwan University)24/08/2015, 17:20Flavor Violation Theory and ExperimentThe recent measurement of the branching fractions of the rare B meson decays, $B_d^0 \to \mu^+\mu^-$ and $B_s^0 \to \mu^+\mu^-$, is one of the most impressive achievements of the LHC experiments. The ratio of the branching fractions is about 2 sigma above the standard model prediction. Although the deviation is not very significant in the current statistical status, it is interesting to study...Go to contribution page
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Cristina Biino (INFN Torino (IT))24/08/2015, 17:20Alternative TheoriesA sample of 17 million fully reconstructed $\pi^0$ Dalitz decays produced in charged kaon decays in flight collected by the NA48/2 experiment at CERN in 2003-04 is analysed to search for the dark photon ($A$) via the decay chain $\pi^0 \rightarrow \gamma A$, $A \rightarrow e^+ e^-$. No dark photon signal is observed, and the most stringent limits on the dark photon mixing parameter in the...Go to contribution page
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Zhen Liu24/08/2015, 17:30Supersymmetry Phenomenology and ExperimentSupersymmetry searches at the LHC are both highly varied and highly constraining, but the vast majority are focused on cases where the final-stage visible decays are prompt. Scenarios featuring superparticles with detector-scale lifetimes have therefore remained a tantalizing possibility for sub-TeV SUSY, since explicit limits are relatively sparse. Nonetheless, the extremely low backgrounds...Go to contribution page
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Mauro Valli24/08/2015, 17:30Particle Cosmology Theory and ExperimentDwarf spheroidal galaxies (dSphs) are among the faintest objects observed in our Universe, representing an ideal laboratory for Dark Matter (DM) searches. We review moment-based methods to model pressure-supported spherical systems like dSphs, and critically revisit the so called “mass-anisotropy degeneracy problem”, plaguing the mass profile determination of these galaxies. We propose a...Go to contribution page
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Peisi Huang (University of Chicago/Argonne National Lab)24/08/2015, 17:30Higgs Theory and ExperimentWe study the correlation between the Higgs trilinear coupling and the nature of Electroweak Phase Transition. We use two examples to illustrate this correlations -- a simplified model where we include higher order terms in the effective potential, and the NMSSM. We find a large deviation in the trilinear coupling from its Standard Model value in a theory that exhibits a strong first order...Go to contribution page
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Walter Marcello Bonivento (INFN Cagliari)24/08/2015, 17:40Alternative TheoriesSHIP is a new general purpose fixed target facility, whose Technical Proposal has been recently submitted to the CERN SPS Committee. In its initial phase, the 400GeV proton beam extracted from the SPS will be dumped on a heavy target with the aim of integrating $2\times 10^{20}$ pot in 5 years. A dedicated detector, based on a long vacuum tank followed by a spectrometer and particle...Go to contribution page
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Yiming Zhong (Stony Brook University)24/08/2015, 17:50Particle Cosmology Theory and ExperimentThe evolution of galactic dark matter halos would be modified if dark matter were self-interacting. The early heat conduction from the halo envelope to the core would enlarge the core size and reduce the central cusps. The late heat conduction from the core to the envelope would collapse the core into a singular state. Previous studies have focused on constraining the velocity independent...Go to contribution page
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Spencer Chang (University of Oregon)24/08/2015, 17:50Higgs Theory and ExperimentIn this talk, I will discuss scenarios of induced electroweak symmetry breaking (EWSB), where the Higgs vacuum expectation value is induced by another EWSB source. These additional sources can be due to another Higgs vev or technicolor sector and can mitigate constraints on beyond the Standard Model theories (e.g. raising the Higgs mass in supersymmetric models). I will discuss the collider...Go to contribution page
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Harri Waltari24/08/2015, 18:10Higgs Theory and ExperimentWe study left-right symmetric supersymmetry and the constraints on its Higgs sector from LHC data. The model has a light doubly charged Higgs, whose mass comes from radiative corrections. The LHC bounds on the doubly charged Higgs mass reduce the parameter space significantly. We look at Higgs branching ratios and low energy constraints. We find that the Higgs decay width to bottom quarks can...Go to contribution page
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Attilio Andreazza (Università degli Studi e INFN Milano (IT))25/08/2015, 08:30Plenary TalksThis talk will focus on Standard Model Higgs results from the ATLAS and CMS experiments.Go to contribution page
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Radja Boughezal (Argonne National Laboratory)25/08/2015, 09:00Plenary TalksThe future of the high energy physics program will increasingly rely upon precision studies looking for deviations from the Standard Model. Run I of the LHC triumphantly discovered the long-awaited Higgs boson, and there is great hope in the particle physics community that this new state will open a portal onto a new theory of Nature at the smallest scales. A precision study of Higgs boson...Go to contribution page
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Pietro Slavich (LPTHE Paris)25/08/2015, 09:30Plenary TalksThe measurement of the Higgs-boson mass at the LHC completes our knowledge of the fundamental parameters of the SM, and imposes important constraints on the parameter space of its SUSY extensions. To properly exploit this long-awaited experimental information, high-precision calculations of the predictions of the SM and its extensions are necessary. In this talk I review recent advances...Go to contribution page
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Julia Shelton25/08/2015, 10:00Plenary TalksPlaceholderGo to contribution page
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Petar Maksimovic (Johns Hopkins University (US))25/08/2015, 11:00Plenary TalksThis talk will review the status of exotic searches at LHC.Go to contribution page
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David Simmons-Duffin (IAS)25/08/2015, 11:30Plenary TalksRecently, a new tool has emerged for studying strongly-coupled Conformal Field Theories, based on the old idea of the Conformal Bootstrap. I will describe how the modern bootstrap (originally motivated by questions about Higgs physics) is providing new quantitative and conceptual results about field theories in diverse dimensions.Go to contribution page
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Henriette Elvang (University of Michigan)25/08/2015, 12:00Plenary TalksThere has in recent years been remarkable progress in our understanding of the mathematical structure of scattering amplitudes. This will be an overview talk on some of these developments, with particular emphasis on the role of supersymmetry.Go to contribution page
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Nima Arkani-Hamed (IAS)25/08/2015, 12:30
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Cen Zhang (Brookhaven National Laboratory)25/08/2015, 14:30Higgs Theory and ExperimentThe discovery of the Higgs boson allows us to test the standard model at a new level. Ongoing and near future experiments on precision Higgs and EW observables requires a theory for SM deviations. While the kappa framework has been successful as a first attempt, a more consistent theory is required as one moves beyond leading order. In this talk I will summarize recent progress in the Higgs...Go to contribution page
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Gerald Eigen (University of Bergen (NO))25/08/2015, 14:30Flavor Violation Theory and ExperimentWe present a selection of recent studies performed by using the full data sample collected by the BABAR detector. Among them are a measurement of CP asymmetries in the B0-B0bar mixing process by using inclusive dilepton samples, an angular analysis of the B -> K* l+l- decay, which might indirectly probe the presence of beyond-Standard-Model particles in the loop diagrams, and studies of...Go to contribution page
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Volodymyr Takhistov (University of California, Irvine)25/08/2015, 14:30SUSY/String ModelsWith LHC not observing superpartners, minimal supersymmetric versions of the Standard Model (SM) are very constrained. We consider supersymmetric extensions of the SM in which the usual R or matter parity gets replaced by another R or non–R discrete symmetry that explains the observed longevity of the nucleon and solves the µ problem of MSSM. Such R-parity violating scenarios may lead to...Go to contribution page
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Paolo Mastrandrea (Stony Brook and LAPP)25/08/2015, 14:30Alternative TheoriesResonant production of two massive bosons (WW, WZ, ZZ and HH) is a smoking gun signature for physics beyond the Standard Model. Searches for diboson resonances have been performed in final states with different numbers of leptons and jets including fat-jets with jet substructure. This talk highlights ATLAS searches for diboson resonances with LHC Run 1 data. First LHC Run-2 results will be...Go to contribution page
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Prof. Howard Baer (University of Oklahoma)25/08/2015, 14:30Supersymmetry Phenomenology and ExperimentELectroweak naturalness requires a SUSY mu parameter ~100-200 GeV while mHu^2 is driven radiatively to small negative values. A small mu parameter can be easily generated from large m_3/2 via radiative breakdown of Peccei-Quinn symmetry. Highly mixed top squarks may exist in the few TeV range at little cost to naturalness. Imposing naturalness in both the EW and QCD sectors leads to...Go to contribution page
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Chris Tunnell (Nikhef)25/08/2015, 14:30Particle Cosmology Theory and ExperimentThe XENON program has helped develop the two-phase xenon time-projection-chamber technology into the most powerful means of directly detecting WIMPs. The program currently consists of the XENON100 and XENON1T experiments. The XENON100 experiment completed 225 live-days of data taking in 2012 that resulted, at the time, in the most stringent spin-independent elastic-scattering constrain on...Go to contribution page
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Kurt Brendlinger (University of Pennsylvania (US))25/08/2015, 14:50Supersymmetry Phenomenology and ExperimentThe search for the supersymmetric partners of the Standard Model quarks and gluons is one of the priorities of the ATLAS experiment in the quest for Beyond the Standard Model signals. Recent results in the channel with two electrons or muons, jets and missing transverse momentum are presented. The results are obtained using 20/fb of proton-proton collisions recorded by the ATLAS...Go to contribution page
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Prof. Bumseok Kyae (Pusan National University)25/08/2015, 14:50SUSY/String ModelsWe employ both the minimal gravity- and the minimal gauge mediations of supersymmetry breaking at the grand unified theory (GUT) scale in a single supergravity framework, assuming the gaugino masses are generated dominantly by the minimal gauge mediation effects. In such a "minimal mixed mediation model," a "focus point" of the soft Higgs mass parameter, m_{h_u}^2 emerges at 3-4 TeV...Go to contribution page
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Prof. Matthew Szydagis (University at Albany)25/08/2015, 14:50Particle Cosmology Theory and ExperimentThe LUX collaboration has recently re-analyzed its initial WIMP search data, and it continues to lead the search for dark matter candidate particles in the *O*(10-1,000) GeV mass range since the first analysis was released. LUX performs several advanced *in situ* nuclear and electron calibrations of the light and charge yields down to 1 keV of recoil energy, avoiding the need to extrapolate...Go to contribution page
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Cristina Biino (INFN Torino (IT))25/08/2015, 14:55Flavor Violation Theory and ExperimentThe rare decays $K^+ \rightarrow \pi^+ \nu \nu$ are excellent processes to make tests of new physics at the highest scale complementary to LHC thanks to their theoretically cleaness. The NA62 experiment at CERN SPS aims to collect of the order of 100 events in two years of data taking, keeping the background at the level of 10%. Part of the experimental apparatus has been commissioned during...Go to contribution page
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Lydia Brenner (Nikhef)25/08/2015, 15:00Higgs Theory and ExperimentThe discovery of the Higgs boson opens many perspectives to explore physics beyond the Standard Model. This talk describes constraints of new physics in a number of models using the combined measurements of the coupling strength of the 125 GeV Higgs particle using the entire ATLAS run-I data. The various models presented include an additional real electroweak singlet, two Higgs doublet models,...Go to contribution page
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David Schaich (Syracuse University)25/08/2015, 15:00Fundamental and String TheoryPractical lattice discretizations of supersymmetric gauge theories are notoriously difficult to construct in four dimensions. N=4 supersymmetric Yang--Mills (SYM) is the only known 4d theory for which there exists a lattice formulation that exactly preserves a subset of the supersymmetry algebra. This exact supersymmetry has remarkable consequences that are crucial to the feasibility of...Go to contribution page
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Jordan Damgov (Texas Tech University (US))25/08/2015, 15:00Alternative TheoriesSearches for boosted dibosons (WW, WZ, WH, ZH, etc.) may may be sensitive probes of new physics in scenarios where Higgs bosons are composite particles or in certain extra-dimensional models. The recent results of boosted diboson searches with the CMS detector will be presented.Go to contribution page
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John Kehayias (Vanderbilt University)25/08/2015, 15:10SUSY/String ModelsWe present a common solution to the puzzles of the light Higgs or quark masses and the need for a shift symmetry and large field values in high scale inflation. One way to protect, for example, the Higgs from a large supersymmetric mass term is if it is the Nambu-Goldstone boson (NGB) of a nonlinear sigma model (NLSM). However, it is well known that NLSMs with nontrivial Kähler transformations...Go to contribution page
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Antonios Agapitos (National and Kapodistrian University of Athens (GR))25/08/2015, 15:10Supersymmetry Phenomenology and ExperimentA search for supersymmetry in events with one or two soft leptons and large missing transverse momentum is presented, based on 19.7 fb^-1 of 8 TeV pp collisions recorded with the CMS detector. This final state is typical for SUSY scenarios with a small mass splitting between the LSP and the top squark or chargino (compressed mass spectra). A hard Initial State Radiation jet is used to trigger...Go to contribution page
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Maria Elena Monzani (SLAC)25/08/2015, 15:10Particle Cosmology Theory and ExperimentThe nature and origin of Dark Matter is one of the most compelling mysteries of contemporary science. For over two decades, physicists have been trying to detect Dark Matter particles via collisions on target nuclei, with little success. The LZ collaboration is designing a massive Dark Matter detector, to be installed at the 4850 level of the Sanford Underground Research Facility in Lead,...Go to contribution page
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Ayan Paul (INFN, Sezione di Roma)25/08/2015, 15:20Flavor Violation Theory and ExperimentThe question of the validity of analyzing charmed meson decays to pairs of hadrons within the SU(3) framework has been long and often debated. While there are convincing arguments that small breaking of this symmetry can accommodate for the current experimental results, the inability to compute QCD effects in these modes render it quite impossible to justify with complete authority the...Go to contribution page
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Jérémy Bernon (LPSC Grenoble)25/08/2015, 15:20Higgs Theory and ExperimentAfter the discovery of a 125 GeV Higgs boson with properties close to those predicted in the Standard Model (SM), it is crucial to assess the existence of an extended Higgs sector. The framework of the two Higgs doublet models (2HDM) is particularly simple and well suited for such considerations. The alignment limit, realized either through decoupling of the additional Higgs states or the...Go to contribution page
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Alysson Ferrari25/08/2015, 15:30Fundamental and String TheoryWe propose a non-anticommutative superspace with the interesting property of relating to Lee-Wick type of higher derivatives theories, which are known for their interesting properties, and have lead to proposals of phenomenologicaly viable higher derivatives extensions of the Standard Model. The deformation of superspace we consider does not preserve supersymmetry or associativity in general,...Go to contribution page
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Hiroyuki Abe (Waseda University)25/08/2015, 15:30SUSY/String ModelsWe show some aspects of dynamical supersymmetry breaking (DSB) in super-Yang-Mills (SYM) theories in higher-dimensional space-time compactified on magnetized tori. The profile of background magnetic fluxes and Wilson-lines determines the breaking pattern of gauge symmetries as well as the number (degeneracy) of matter zero-modes in each representation under the remaining symmetries, with which...Go to contribution page
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Dr Benjamin Smith (TRIUMF)25/08/2015, 15:30Particle Cosmology Theory and ExperimentDEAP-3600 is a dark matter experiment at SNOLAB in Ontario, Canada, using 3600kg of liquid argon to search for spin-independent interactions of Weakly Interacting Massive Particles (WIMPs). The experiment uses pulse shape discrimination to separate WIMP-like nuclear recoils from the electronic recoils caused by most background events. Nuclear recoils produce more prompt scintillation light...Go to contribution page
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Jan-Frederik Schulte (Rheinisch-Westfaelische Tech. Hoch. (DE))25/08/2015, 15:30Supersymmetry Phenomenology and ExperimentThe results of searches for SUSY production at CMS in events with dilepton final states are presented using up to 20/fb of data from the 8 TeV LHC run of 2012. These include final states with Z bosons decaying to lepton pairs as well as non-resonant same- and opposite-sign lepton pairs. The results are interpreted in the context of several different SUSY model scenarios.Go to contribution page
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Emanuele Usai (Hamburg University (DE))25/08/2015, 15:30Alternative TheoriesWe present searches for resonant production of top quark pairs or top- and b quarks, using proton-proton collision data collected with the CMS detector at the CERN LHC at a center-of-mass energy of 8 TeV. The search is performed by measuring the invariant mass distribution of the quark pair and testing for deviations from the expected Standard Model background. Final states with zero, one or...Go to contribution page
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Donald Austin Belknap (University of Wisconsin (US))25/08/2015, 15:40Higgs Theory and ExperimentThe talk will present a summary of the measurement of the Higgs properties using the H->ZZ->4l, H->WW->2l2nu and H->gammagamma decay channels, and the full dataset recorded by the CMS experiment during the LHC Run 1, corresponding to an integrated luminosity of 5.1 fb-1 at a center-of-mass energy of 7 TeV and up to 19.7 fb-1 at 8 TeV. The talk will present the measurements of the Higgs boson...Go to contribution page
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Lorenzo Feligioni (CPPM Marseille)25/08/2015, 15:45Alternative TheoriesMany extensions of the Standard Model predict the presence of particles decaying into a pair of top-quarks, ranging from narrow resonances such as leptophobic topcolor Z’ boson to broader resonances like Kaluza-Klein excitation of the gluon in a Randall-Sundrum model of extra dimensions. The search exploits the technique based on large-radius jets and jet substructure to enhance sensitivity...Go to contribution page
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Dylan Harries (University of Adelaide)25/08/2015, 16:30SUSY/String ModelsNon-minimal supersymmetric models are able to solve some of the naturalness problems of the minimal supersymmetric standard model (MSSM), such as the need for large radiative corrections to accommodate a 125 GeV Higgs. Models with an additional $U(1)'$ symmetry at low energies may raise the tree level Higgs mass through $F$- and $D$-term contributions, reducing the need for...Go to contribution page
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Dr Po-Yan Tseng (Department of Physics, National Tsing Hua University)25/08/2015, 16:30Supersymmetry Phenomenology and ExperimentWe perform global fits to the most recent data (after summer 2014) on Higgs boson signal strengths in the framework of the minimal supersymmetric standard model (MSSM). The heavy supersymmetric (SUSY) particles such as squarks enter into the loop factors of the $Hgg$ and $H\gamma\gamma$ vertices while other SUSY particles such as sleptons and charginos also enter into...Go to contribution page
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Sridhara Dasu (University of Wisconsin (US))25/08/2015, 16:30Flavor Violation Theory and ExperimentIn this talk we present analyses involving Higgs bosons and heavy flavors at high transverse momentum by the CMS Experiment. In particular, we show results on searches for top quark flavor-changing neutral-current (FCNC) and top quark flavor-changing Higgs-current (FCHC) decays. In addition, measurements of the Higgs boson decays to leptons and bottom quarks, together with Lepton Flavor...Go to contribution page
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Tim Stefaniak (SCIPP, UCSC)25/08/2015, 16:30Precision Computations and Monte Carlo Tools, all areasThe public computer tool *HiggsSignals* evaluates the chi-squared compatibility of the Higgs sector predictions of new physics models with the mass and rate measurements of the 125 GeV Higgs boson discovered at the LHC. It is designed for the application to extended Higgs sectors and automatically considers potential signal overlap of multiple Higgs bosons. The chi-squared test takes into...Go to contribution page
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Florian Bernlochner (Bonn)25/08/2015, 16:30Higgs Theory and ExperimentRecent results on studies of the Higgs boson in the diphoton decay channel are reported including limits on its width through interference effects, a study of its properties in the context of an effective field theory, and its production in association with missing transverse energy.Go to contribution page
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Rachel Houtz (UC Davis)25/08/2015, 16:30Alternative TheoriesGiven the lack of conventional SUSY signals in the LHC data, a more complicated story may be required to explain weak scale physics. We introduce a new scheme for canceling the quadratic divergence of the Higgs mass by addition of a new gauge boson. We can impose this cancellation between the gauge boson contribution and the top contribution to the Higgs mass at one scale while...Go to contribution page
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Leonardo Senatore (Stanford University)25/08/2015, 16:30Particle Cosmology Theory and ExperimentThe Effective Field Theory of Large Scale Structures (EFTofLSS) is a novel research program that aims at developing a systematic understanding of large scale structures at long distances by expanding in the smallness of the long wavelength perturbations. This program is particular relevant given the importance of large scale structure surveys for our progress in cosmological information in the...Go to contribution page
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Daisuke Takahashi (Okinawa Institute of Science and Technology Graduate University)25/08/2015, 16:50Higgs Theory and ExperimentWe consider the minimal U(1)′ extension of the Standard Model (SM) with conformal invariance at the classical level, where in addition to the SM particle contents, three generations of right-handed neutrinos and a U(1)′ Higgs field are introduced. In the presence of the three right-handed neutrinos, which are responsible for the seesaw mechanism, this model is free from all the gauge and...Go to contribution page
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Peter Athron (Monash University)25/08/2015, 16:50Precision Computations and Monte Carlo Tools, all areasFlexibleSUSY is a mathematica and C++ package which can be used to create a fast and precise spectrum generator for a SUSY or BSM model chosen the by the user. FlexibleSUSY is distributed with a large number of models already implemented and the user may also add new models of there own by creating simple model files. The spectrum generators created by FlexibleSUSY are very fast and the...Go to contribution page
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Zheng Sun (Sichuan University)25/08/2015, 16:50SUSY/String ModelsWe show that in a class of gauge mediation models with tree level R-symmetry breaking, where supersymmetry and R-symmetries are broken by different fields, the gaugino mass either vanishes or finds contribution from loop level R-symmetry breaking. Thus tree-level R-symmetry breaking is either no-go or redundant for phenomenology model building. Attempts to overcome the no-go are discussed.Go to contribution page
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Arindam Das (University of Alabama)25/08/2015, 16:50Alternative TheoriesWith the heavy Standard Model (SM) singlet neutrinos, the (inverse) seesaw mechanism provides us with a natural way to incorporate the neutrino mass in the SM. If the heavy neutrinos have their mass of the electroweak scale, they can be produced at the Large Hadron Collider (LHC) through their mixing with the SM light neutrinos. We investigate the heavy neutrino production processes at the LHC...Go to contribution page
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James Michael Keaveney (Vrije Universiteit Brussel (VUB) - Interuniversitary Institute for high energies (IIHE) (BE))25/08/2015, 16:50Supersymmetry Phenomenology and ExperimentMany theories beyond the Standard Model predict the existence of colored scalar states, known as sgluons. Sgluons are expected to be copiously pair-produced at the LHC via strong interactions. In scenarios where they are top-philic, such as SUSY with Dirac gauginos, sgluons can be sought in multitop events at the LHC. We revisit two LHC Run I analyses that utilise events with either the...Go to contribution page
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Sandro Palestini (CERN)25/08/2015, 16:55Flavor Violation Theory and ExperimentHeavy Flavours Higgs and flavour (Higgs to light lepton+quark couplings, Higgs CPV, Higgs flavour violation) flavour at the high pT frontier, flavour related searches, not trivial SUSY/composite searches (non-degenerate SUSY and not SUSY partners, MFV DM), top FCNC with specific emphasis on lepton and quark flavour.Go to contribution page
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Aoife BHARUCHA (Université d'Aix-Marseille), Francesco Dighera (TU Munich)25/08/2015, 16:55Particle Cosmology Theory and ExperimentWe will discuss the relic density of TeV-scale wino-like neutralino dark matter in the pMSSM. We have recently developed a framework enabling us to calculate the Sommerfeld enhanced relic density in general pMSSM scenarios. We will present the results of a thorough investigation of certain regions of parameter space, focussing in particular on departures from the well known pure wino scenario:...Go to contribution page
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John Leslie Almond (Seoul National University (KR))25/08/2015, 17:05Alternative TheoriesSearches for heavy neutrino motivated by the discovery of neutrino oscillations become realistic at the LHC. CMS experiment has updated search results for heavy neutrinos at the LHC using the full 2012 data. We have looked for a signature of dileptons and two jets from heavy neutrino decay. In the talk, we report on the search results on heavy neutrino productions.Go to contribution page
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Jonathan Da Silva (University of Manchester)25/08/2015, 17:10Supersymmetry Phenomenology and ExperimentThe U(1) extended supersymmetric standard model (UMSSM) can accommodate a Higgs boson at 125 GeV without relying on large corrections from the top/stop sector. After imposing LHC results on the Higgs sector, on B-physics and on new particle searches as well as dark matter constraints, we show that this model offers two viable dark matter candidates, the right-handed (RH) sneutrino or the...Go to contribution page
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marcos cardoso rodriguez (universidade federal rural do rio de janeiro)25/08/2015, 17:10SUSY/String ModelsWe build the complete supersymmetric version of a $SU(3)_{C}\otimes SU(2)_{L}\otimes U(1)_{Y^{\prime}}\otimes U(1)_{B-L}$, where $B$ and $L$ are the usual baryonic and leptonic numbers, gauge model ($SUSY321 Y^{\prime}(B-L)$) with total lepton number $L=+1$ using the superfield formalism. This model is interesting because generate masses for all neutrinos; there is good candidate to Dark...Go to contribution page
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Ayan Paul (INFN, Sezione di Roma)25/08/2015, 17:10Precision Computations and Monte Carlo Tools, all areasWith new data, and hopes for observation of new physics, well on the way with the LHC Run II it is necessary to have computational tools at hand that will link experimental observables to model parameters through a global fit done within a rigorous statistical framework. We present SusyFit, a Markov Chain Monte Carlo based Bayesian Analysis tool that can perform global fits with electroweak...Go to contribution page
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Daniel Egana-Ugrinovic (Rutgers University)25/08/2015, 17:10Higgs Theory and ExperimentEffective field theory provides an excellent way to organize deviations from the Standard Model Higgs properties, in the case of an extended Higgs sector. In this talk, we present the low energy theories of the Higgs sector for some of the most popular beyond the standard model UV completions. For brevity, we only consider the Higgs sector extended with a real singlet (xSM) and with a...Go to contribution page
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Mr Sungwoo Hong (University of Maryland, College Park)25/08/2015, 17:15Particle Cosmology Theory and ExperimentWe consider theories where dark matter is composed of a thermal relic of weak scale mass, whose couplings to the Standard Model (SM) are however too small to give rise to the observed abundance. Instead, the abundance is set by annihilation to light hidden sector states that carry no charges under the SM gauge interactions. In such a scenario the constraints from direct and indirect detection,...Go to contribution page
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Naoki Yamatsu (Osaka University)25/08/2015, 17:20Alternative TheoriesI will talk about an SO(11) gauge-Higgs grand unified model in the Randall-Sundrum warped space. I will show that orbifold boundary conditions and a brane scalar field correctly break the SO(11) grand unified group into the standard model gauge group; the zero modes of the SO(11) bulk gauge field are corresponding to the SM gauge fields and the SM Higgs field; the zero modes of an SO(11)...Go to contribution page
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Joshua Berger (SLAC)25/08/2015, 17:30Supersymmetry Phenomenology and ExperimentWe study the phenomenology of models that contain resonances yielding final states with leptons and jets. Recent searches for a first-generation leptoquark by the CMS collaboration have shown around 2.5 sigma deviations from Standard Model predictions in both the eejj and e nu jj channels. Furthermore, the eejj invariant mass distribution has another 2.8 sigma excess from the CMS right-handed...Go to contribution page
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Julian Michael Bouffard (State University of New York (US))25/08/2015, 17:30Higgs Theory and ExperimentSince the discovery of a Higgs boson by the ATLAS and CMS experiments at the LHC, the emphasis has shifted towards measurements of its properties and the search for less sensitive channels in order to determine whether the new particle is the Standard Model (SM) Higgs boson. Of particular importance is the direct observation of the coupling of the Higgs boson to top quarks. In this talk a...Go to contribution page
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Kin-Wang Ng (Academia Sinica)25/08/2015, 17:30SUSY/String ModelsWe discuss the flat directions in the context of split supersymmetry, including the effects of supergravity. The discovered shift symmetry along certain flat directions may have implications to the inflation model and the baryon asymmetry of the Universe.Go to contribution page
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Sven Heinemeyer (CSIC (Santander, ES))25/08/2015, 17:30Precision Computations and Monte Carlo Tools, all areasWe review the status and the prospects for (N)MSSM Higgs precision calculations, as incorporated into the code FeynHiggs.Go to contribution page
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Mr YAMAMOTO Kengo (Department of physics, Osaka University)25/08/2015, 17:35Alternative TheoriesGauge-Hiigs Unification is the candidate of Beyond Standard Model. The gauge symmetry of system can be spontaneously broken down by dynamics of Wilson line phase of gauge fields themselves in Gauge-Higgs Unification. This symmetry breaking pattern is highly depend on the boundary condition set which is imposed on fields for extra dimensional directions and in present gauge-Higgs study, these...Go to contribution page
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Dr Thomas Rizzo (SLAC)25/08/2015, 17:35Particle Cosmology Theory and ExperimentWe attempt to build a model that describes the Fermi galactic gamma-ray excess (FGCE) within a UV-complete Supersymmetric framework; we find this to be highly non-trivial. At the very least a successful Supersymmetric explanation must have several important ingredients in order to fit the data and satisfy other theoretical and experimental constraints. Under the assumption that a single...Go to contribution page
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Dr Ezequiel Rodriguez Jauregui (Universidad de Sonora)25/08/2015, 17:50Higgs Theory and ExperimentIn this work, the analysis of the Higgs sector in the context of the minimal $S(3)$-invariant extension of the Standard Model ($S(3)$SM) is performed. Three Higgs fields, which are SU(2) doublets, and CP invariant, are considered to compute the exact and analytical physical Higgs boson masses. Furthermore, within this model an explicit form of the trilinear self-couplings $\lambda_{ijk}$ are...Go to contribution page
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Jason Evans (University of Minnesota)25/08/2015, 17:55Particle Cosmology Theory and ExperimentMotivated by the coincidence between the Hubble scale during inflation and the typical see-saw neutrino mass scale, we present a supergravity model where the inflaton is identified with a linear combination of right-handed sneutrino fields. The model accommodates an inflaton potential that is flatter than quadratic chaotic inflation, resulting in a measurable but not yet ruled out...Go to contribution page
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Maria Moreno Llacer (Georg-August-Universitaet Goettingen (DE))25/08/2015, 18:10Higgs Theory and ExperimentSince the discovery of a Higgs boson by the ATLAS and CMS experiments at the LHC, the emphasis has shifted towards measurements of its couplings in order to determine whether the new particle is the Standard Model Higgs boson. Combined analyses of the Higgs boson production and decay rates as well as of its coupling strengths to vector bosons and fermions have been performed using 7 TeV and 8...Go to contribution page
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Emmanuel Stamou (Weizmann Institute of Science)26/08/2015, 08:30Plenary TalksIn this talk I discuss aspects of physics related to flavour dynamics. I focus on observables appearing to be most promising as far as their sensitivity to beyond the Standard Model physics is concerned in view of the awaited data from Run-II of the LHC. I shall look into three complementary directions that are already being pursued individually: One, B- and K-physics probes with new-physics...Go to contribution page
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Yael Shadmi (Technion)26/08/2015, 09:00Plenary TalksFlavor dependent soft terms can be consistent with low-energy bounds on flavor violation, and affect LHC searches for supersymmetry. I'll discuss such spectra and their LHC implications using both a bottom-up and a top-down approach, focusing in particular on Flavored Gauge Mediation models.Go to contribution page
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Yury Kolomensky (UC Berkeley/LBNL)26/08/2015, 09:30Plenary TalksWe will review the experimental status of searches for Lepton Flavor Violation. We will discuss searches in muon and tau decays, at colliders as well as fixed target facilities. Status and prospects for the future experiments currently in preparation will be reviewed as well.Go to contribution page
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Thomas Blake (CERN)26/08/2015, 10:15Plenary TalksI will review the state of quark flavour physics at the start of run 2 of the LHC. The talk will summarise recent measurements from the LHC experiments and the B-factories on rare b-hadron decays and measurements of CP violation in the Bd and Bs systems.Go to contribution page
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Prof. Harry Nelson (UCSB)26/08/2015, 10:45Plenary TalksA variety of experiments devoted to the laboratory detection of dark matter are underway, approved for the future, and planned. I will review these experiments and the prospective sensitivities.Go to contribution page
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Stephen Martin (Northern Illinois University)27/08/2015, 09:00Plenary TalksI will discuss the status of weak scale supersymmetry at the beginning of the LHC Run 2.Go to contribution page
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Kyu Jung Bae (Univ. of Oklahoma)27/08/2015, 09:30Plenary TalksIn supersymmetric models, the lightest neutralino explains the whole dark matter abundance and predicts observable signals in direct and indirect searches. However, recent experiments constrain the natural parameter space for neutralino dark matter. On the other hand, if the neutralino is thermally underabundant, the axion is a good candidate for accompanying dark matter to make up the rest of...Go to contribution page
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Nathaniel Craig (UC Santa Barbara)27/08/2015, 10:00Plenary TalksThis talk will survey models of ``neutral naturalness'', in which the weak scale is stabilized against radiative corrections via partner particles whose gauge quantum numbers differ from their Standard Model counterparts.Go to contribution page
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Brando Bellazzini (CEA-Saclay)27/08/2015, 11:00Plenary TalksI will present an overview of composite Higgs models in light of the discovery of the Higgs boson. I will classify the various models based on their predictions for the Higgs potential, review the basic ingredients of each of them, and quantify the amount of tuning needed. I will review the generic predictions of this class of models that can be tested at the LHC.Go to contribution page
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Prof. Gordon Kane (University of Michigan)27/08/2015, 11:30Plenary TalksBeginning from a few discrete assumptions, such as compactifying the M-theory fluxless sector on a G2 manifold to the MSSM, we show moduli are successfully stabilized in a de Sitter vacuum, and supersymmetry is broken. The gravitino mass is calculated to be about 50 TeV, and gaugino masses are always suppressed to about a TeV (gluino 1.5 TeV, wino 620 GeV, bino 450 GeV). is included by...Go to contribution page
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Raphael Flauger (The University of Texas at Austin)27/08/2015, 12:00Plenary TalksI will review the recent CMB measurements by the Planck as well as BICEP/Keck collaboration and discuss their implications for early universe cosmology.Go to contribution page
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james gray (Virginia Tech)27/08/2015, 14:00I will give a brief summary of the status of the heterotic approach to string phenomenology. I will begin by giving a broad-brush overview of what has and has not been achieved in this field. I will then describe two recent pieces of work on smooth heterotic compactifications to indicate the type of progress which is currently being made.Go to contribution page
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Adrian Perieanu (Hamburg University (DE))27/08/2015, 14:00Higgs Theory and ExperimentThis talk will focus on the ATLAS and CMS Prospects for Higgs Physics at the HL-LHC, covering expected future performance and sensitivity in Higgs physics during the HL-LHC era.Go to contribution page
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Dr Andrew Chen (U. of Michigan)27/08/2015, 14:00Flavor Violation Theory and ExperimentThe top quark pairs at Tevatron are produced mainly through proton anti-proton interaction. The asymmetry of this production is intriguing. The search for new physics beyond the Standard Model is on going using CDF RUN II data. The latest results of top quark production asymmetry, searching for Fermiophobic Higgs and FCNC will be given at the conference.Go to contribution page
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Yuto Minami (University of Tokyo (JP))27/08/2015, 14:00Supersymmetry Phenomenology and ExperimentDespite the absence of experimental evidence, weak scale supersymmetry remains one of the best motivated and studied Standard Model extensions. This talk summarises recent ATLAS results on inclusive searches for promptly decaying supersymmetric squarks and gluinos in events containing jets, missing transverse momentum with and without light leptons. The results presented utilise 20/fb of 8 TeV...Go to contribution page
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Matthias Hamer (CBPF - Brazilian Center for Physics Research (BR))27/08/2015, 14:00Precision Computations and Monte Carlo Tools, all areasThe analysis of the data collected by the major LHC experiments during the LHC Run I has put strong constraints on supersymmetric models. We study the parameter space of the constrained Minimal Supersymmetric Standard Model (CMSSM) in a global fit, taking into account the non-observation of supersymmetry at the LHC, Higgs mass and rate measurements, as well as several cosmological and low...Go to contribution page
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Malgorzata Kazana (NCBJ Warsaw (PL))27/08/2015, 14:00Alternative TheoriesWe present results of searches for new physics in event with inclusive dijet and multijet final states using up to 20 fb-1 of data collected during the 8 TeV LHC run. These include searches for narrow dijet resonances, new physics using diet angular distribution, as well as pair production of new resonances decaying to two or more final state jets. New results with the Run 2 data will be also...Go to contribution page
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Harikrishnan Ramani (Yang Institute Of Theoretical Physics)27/08/2015, 14:00Particle Cosmology Theory and ExperimentBaryogenesis at the electroweak scale requires the EW phase transition to be first order, and the discovery of the 125 GeV Higgs confirms that it is second order in the standard model. A myriad of extensions to the Higgs sector have been proposed to still allow for EW baryogenesis. Most approaches to testing the success of these BSM extensions employ a high temperature, small coupling...Go to contribution page
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Sadia Khalil (Kansas State University (US))27/08/2015, 14:15Alternative TheoriesUnlike the most traditional SUSY searches, there exist many SUSY models that do not produce large missing transverse momentum (MET), such as compressed spectra, long live particles, stealth SUSY, and R-parity violating (RPV) models. Searches for RPV model via the LQD couplings have been performed at Run1, using event signatures of two opposite sign same flavor dileptons (electrons, muons,...Go to contribution page
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Jorge de Blas (INFN Rome)27/08/2015, 14:20Precision Computations and Monte Carlo Tools, all areasWe present results of a bayesian fit to the Wilson coefficients of the Standard Model gauge invariant dimension-6 operators involving one or more Higgs fields, using data on electroweak precision observables and Higgs boson signal strengths.Go to contribution page
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Mrs Kimiko Yamashita (Ochanomizu University)27/08/2015, 14:20Particle Cosmology Theory and ExperimentWe propose a new baryogenesis scenario, which occurs during reheating after inflation. During reheating, the oscillation of the inflaton field breaks thermal equilibrium, providing one of the necessary conditions for baryogenesis. The inflaton field is assumed to couple to a complex scalar field which carries baryon number, whose self coupling breaks B, C and CP, providing the remaining two...Go to contribution page
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Chaowaroj Wanotayaroj (University of Oregon (US))27/08/2015, 14:20Supersymmetry Phenomenology and ExperimentThe results of supersymmetric searches at the LHC are typically presented in the context of simplified models, with a single specific production channel and decay mode for the supersymmetric particles. In full SUSY models, several production and decay channels are expected, and the limits on supersymmetric particle masses might be weaker. In this talk, results from the searches...Go to contribution page
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Mr Mateusz Kamil Iskrzynski (University of Warsaw)27/08/2015, 14:25Flavor Violation Theory and ExperimentThe simplest Grand Unified Theory (GUT) embedding the Standard Model (SM) is based on the SU(5) symmetry. The unification of gauge couplings, failing in the SM, takes place in the R-parity conserving Minimal Supersymmetric Standard Model (MSSM). We investigated the possibility of satisfying the minimal SU(5) boundary conditions also for Yukawa matrices at the GUT scale within the MSSM. We...Go to contribution page
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Maikel de Vries (Mainz University)27/08/2015, 14:30Alternative TheoriesThe robustness of translating effective operator constraints to BSM theories crucially depends on the mass and coupling of BSM particles. This is especially relevant for hadron colliders where the partonic centre of mass energy is around the typical energy scales of natural BSM theories. The caveats in applying the limits are discussed using Z' and G' models, illustrating the effects for a...Go to contribution page
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Adarsh Pyarelal (University of Arizona)27/08/2015, 14:30Higgs Theory and ExperimentWhile current ATLAS and CMS measurements exclude a light charged Higgs ($m_{H^\pm}<160$ GeV) for most of the parameter region in the context of the MSSM scenarios, these bounds are significantly weakened in the Type II 2HDM once the exotic decay channel into a lighter neutral Higgs, $H^\pm \to AW/HW$, is open. In this study, we examine the possibility of a light charged Higgs produced in...Go to contribution page
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Todd Garon (UW-Madison)27/08/2015, 14:30SUSY/String ModelsWe consider the phenomenology of deflected mirage mediation, a "mixed" supersymmetry breaking scenario motivated by string compactifications in light of results from LHC8, PLANCK, and LUX. In this scenario, there are additional gauge mediation contributions along with the standard gravity and anomaly mediation contributions of the KKLT-motivated mirage mediation scenarios, which drastically...Go to contribution page
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Chang Sub Shin (Rutgers University)27/08/2015, 14:40Particle Cosmology Theory and ExperimentWe discuss a new mechanism for baryogenesis, in which the baryon asymmetry is generated by the lightest particle in another sector, for example the supersymmetric particle (LSP), decaying to quarks via baryonic-number-violating interactions. As a specific example, we use a supersymmetric axion model with an axino LSP and baryonic R-parity violation. This scenario predicts large R-parity...Go to contribution page
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Florent Sylvain Lacroix (University of California Riverside (US))27/08/2015, 14:40Supersymmetry Phenomenology and ExperimentWe present results of searches for gluino and squark production with the CMS detector in final states containing jets, missing transverse momentum, and possibly leptons. The results are based on 20 fb-1 of data collected during the 8 TeV LHC run. Various discriminants based on event kinematics are employed to suppress standard-model backgrounds. The results are interpreted in the context of...Go to contribution page
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Matt Dolan (SLAC)27/08/2015, 14:40Precision Computations and Monte Carlo Tools, all areasWe present the prospects for SUSY searches at the LHC, $e^+e^-$ colliders, based on our pMSSM10 analysis as presented in arXiv:1504.03260. This talk is submitted on behalf of the MasterCode collaboration. It is not clear yet who will actually give the talk.Go to contribution page
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Gabriel David Palacino Caviedes (York University (CA))27/08/2015, 14:45Alternative TheoriesSearch for highly ionizing particles such as magnetic monopoles or long-lived particles with an electric charge more than the elementary charge has been subject for many experiments over the past decades. Unique signatures for such particles require techniques to be developed on the trigger, identification and reconstruction with tracking detectors and calorimeters. This talk reports searches...Go to contribution page
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Olga Felix27/08/2015, 14:50Flavor Violation Theory and ExperimentWe analyse the Yukawa matrices structure, $\widetilde{ \bf Y}_{ _{1,2} }^{q}$, by assuming a four-zero texture ansatz for their definition, in the frame of the general 2-Higgs Doublet Model. Explicit and exact expressions for $\widetilde{ \bf Y}_{ _{1,2} }^{q}$ are shown. Naturally, these expressions have a functional structure like to Cheng and Sher ansatz. Furthermore, we perform a...Go to contribution page
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Dr Yue Zhao (Stanford)27/08/2015, 14:50SUSY/String ModelsWe propose a solution to (little) hierarchy problem based on SUSY breaking induced in asymmetric Chern-Simons theory. In such theory superparticles are lifted while standard model particles remain untouched. It starts with supergravity in $AdS_n$, where n can be 3,4,5. One can further take flat spacetime limit for $AdS_3$ or $AdS_4$, or one can study RS model in $AdS_5$. In AdS space, the...Go to contribution page
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Cecile Sarah Caillol (Universite Libre de Bruxelles (BE))27/08/2015, 14:50Higgs Theory and ExperimentThe most recent results from CMS on the search for a neutral Higgs bosons decaying into a tau or a muon pair will be presented. The production of a neutral Higgs boson via the gluon fusion or through associate production with b quarks are considered.Go to contribution page
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George Zahariade (UC Davis)27/08/2015, 15:00Particle Cosmology Theory and ExperimentWe present a manifestly local, diffeomorphism invariant and locally Poincare invariant formulation of vacuum energy sequestering. In this theory, quantum vacuum energy generated by matter loops is cancelled by auxiliary fields. The auxiliary fields decouple from gravity almost completely. Their only residual effect is an *a priori* arbitrary, finite contribution to the curvature of the...Go to contribution page
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Samuel Louis Bein (Florida State University (US))27/08/2015, 15:00Supersymmetry Phenomenology and ExperimentWe interpret CMS new physics search results within the context of SUSY models, such as natural simplified models and the phenomenological MSSM (pMSSM), a generic 19-dimensional parametrization of the MSSM at the SUSY scale that captures most of the MSSM's phenomenological features. Searches in various final state topologies are included, and up to 20 fb-1 of data from the 8TeV LHC run are...Go to contribution page
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Tim Stefaniak (SCIPP, UCSC)27/08/2015, 15:00Precision Computations and Monte Carlo Tools, all areasWe shall present results of a multi-dimensional fit of the phenomenological Minimal Supersymmetric Standard Model (pMSSM) to the LHC Run 1 results. The emphasis of our study lies in particular on the MSSM Higgs sector. We take into account various experimental constraints and measurements from Higgs searches at the LHC and LEP experiments, using the tools *HiggsBounds* and *HiggsSignals*....Go to contribution page
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Lovedeep Kaur Saini (Kansas State University (US))27/08/2015, 15:00Alternative TheoriesCMS searches for a possible compositeness of electrons and muons using data from Run1 at a center-of-mass energy of 8 TeV, corresponding to an integrated luminosity of 19.7 /fb, are presented. In these searches, excited leptons are assumed to be produced via contact interactions in conjunction with a standard model lepton and decaying via gauge interactions. The decays considered are l* ->...Go to contribution page
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Harold Steinacker (University of Vienna)27/08/2015, 15:10SUSY/String ModelsWe discuss the low-energy physics which arises on stacks of squashed brane solutions of SU(M) N=4 SYM, deformed by a cubic soft SUSY breaking potential. A brane configuration is found which leads to a low-energy physics similar to the standard model in the broken phase, assuming suitable VEV's of the scalar zero modes. Due to the triple self-intersection of the (fuzzy) branes, the matter...Go to contribution page
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Sabine Kraml (LPSC Grenoble)27/08/2015, 15:10Higgs Theory and ExperimentSearches in final states with two leptons plus missing transverse energy, targeting supersymmetric particles or invisible decays of the Higgs boson, were performed during Run 1 of the LHC. Recasting the results of these analyses in the context of the Inert Doublet Model (IDM) using MadAnalysis 5, we show that they provide constraints on inert scalars that significantly extend previous limits...Go to contribution page
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Andrey Kamenshchikov (Institute for High Energy Physics (RU))27/08/2015, 15:15Alternative TheoriesLeptoquarks are hypothetical particles with non-zero lepton and baryon numbers, predicted by many extensions of the Standard Model, and can provide an explanation for the similarity between the quark and lepton sectors. Searches for pair-produced scalar leptoquarks have been performed with final states including charged leptons. In this talk, recent ATLAS results on searches for leptoquarks...Go to contribution page
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Cristian Ignacio Pena Herrera (California Institute of Technology (US))27/08/2015, 15:20Supersymmetry Phenomenology and ExperimentWe present results of searches for SUSY production at CMS in events with one or two isolated photons, possibly coming from a Higgs decay, using up to 20/fb of data from the 8 TeV LHC run of 2012. The results are interpreted in the context of several different SUSY models, in particular gauge-mediation models, with the gravitino as the lightest supersymmetric particle.Go to contribution page
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Angelo Monteux (Rutgers University)27/08/2015, 15:20Particle Cosmology Theory and ExperimentI will discuss thermal production of (pseudo-)goldstinos, the Goldstone fermions emerging from (multiple-) SUSY breaking, when the reheating temperature is well below the superpartner masses. In such a case, the production during the early matter-dominated era is more important than after reheating. Depending on the SUSY breaking scale, goldstinos are produced by freeze-in or freeze-out...Go to contribution page
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Prof. Matthias Neubert (Johannes Gutenberg University Mainz)27/08/2015, 15:30Higgs Theory and ExperimentWe present a detailed analysis of the rare exclusive Higgs-boson decays into a single vector meson and a photon and investigate the possibility of using these processes to probe the light-quark Yukawa couplings. We work with an effective Lagrangian with modified Higgs couplings to account for possible new-physics effects in a model-independent way. The $h\to V\gamma$ decay rate is governed by...Go to contribution page
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Neil Barrie27/08/2015, 15:40Particle Cosmology Theory and ExperimentWe propose a simple mechanism for generating ordinary luminous and dark matter during cosmic inflation. This scenario involves an extension of the Standard Model through the introduction of a dark matter candidate/s and an anomalous U(1)_X gauge group. The general framework developed is found to be able to replicate both the observed matter-antimatter asymmetry and the dark-to-visible matter...Go to contribution page
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Ms Ursula Laa (LPSC Grenoble)27/08/2015, 16:30Supersymmetry Phenomenology and ExperimentA mostly right-handed sneutrino as the lightest supersymmetric particle (LSP) is an interesting dark matter candidate, leading to LHC signatures which can be quite distinct from those of the conventional neutralino LSP. Using SModelSv1.0.1 for testing the model against the limits published by ATLAS and CMS in the context of so-called Simplified Model Spectra (SMS), we investigate to what...Go to contribution page
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Dr Yuhsin Tsai (UC Davis)27/08/2015, 16:30Particle Cosmology Theory and ExperimentI will discuss the possibility of producing DM bound states at the LHC, emphasizing on two popular scenarios that contain large DM self-couplings: the higgsinos in the lambda-SUSY model, and the DM particles in the self-interacting DM (SIDM) framework. Instead of generating missing energy signatures, these dark bound states have annihilation decays into visible particles in the detector and...Go to contribution page
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Sven Heinemeyer (CSIC (Santander, ES))27/08/2015, 16:30Flavor Violation Theory and ExperimentWe analyze the effects of (squark and slepton) flavor violation induced by RGE running from the GUT scale within the CMSSM. We show that these effects, in particular in the scalar quark sector, can induce corrections to electroweak precision observables that can set an upper limit on the scalar mass parameter m_0.Go to contribution page
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Rob Knoops (KU Leuven (BE))27/08/2015, 16:30SUSY/String ModelsWe explore the phenomenology of a supergravity theory based on a gauged R-symmetry. The model contains a chiral multiplet S, which can be the string dilaton or a compactification modulus, that has a gauged shift symmetry. Supersymmetry is then broken by a combination of F-term and D-term breaking, and allows for a tunable (parametrically small and positive) cosmological constant. We...Go to contribution page
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Petra Merkel (Fermi National Accelerator Lab. (US))27/08/2015, 16:30Higgs Theory and ExperimentSearches for additional Higgs-like bosons are reported for Higgs boson masses between 145 GeV and 1 TeV. The search is based on proton-proton collision data corresponding to an integrated luminosity of up to 5.1 inverse fb at the centre-of-mass energy of 7 TeV and up to 19.3 inverse fb at 8 TeV, recorded by the CMS experiment at the LHC. Several final states of the WW, ZZ, gammagamma, and...Go to contribution page
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Marcin Chrzaszcz (University of Zurich (CH))27/08/2015, 16:30Alternative TheoriesThanks to its forward acceptance and good resolution, the LHCb experiment is competitive in searches for heavy long-lived particles beyond the Standard Model. We report a search for the stau particle with the LHCb detector and give our prospects for searches of Hidden Valley particles.Go to contribution page
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James Gainer (University of Florida (US))27/08/2015, 16:30Precision Computations and Monte Carlo Tools, all areasWe provide a readily generalizable procedure for determining the number of sparticle mass hierarchies in a given SUSY model. As an application, we analyze the gravity-mediated SUSY breaking scenario with various combinations of GUT-scale boundary conditions involving different levels of universality among the gaugino and scalar masses. For each of the eight considered models, we provide the...Go to contribution page
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Jan Hajer (HKUST)27/08/2015, 16:50Higgs Theory and ExperimentSearching for Higgs bosons beyond the Standard Model (BSM) is one of the most important missions for hadron colliders. As a landmark of BSM physics, the MSSM Higgs sector at the LHC is expected to be tested up to the scale of the decoupling limit of O(1) TeV, except for a wedge region centered around tan β ~ 3–10, which has been known to be difficult to probe. In this talk, we present a...Go to contribution page
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Jonathan Kozaczuk (TRIUMF)27/08/2015, 16:50Particle Cosmology Theory and ExperimentMany extensions of the Standard Model, such as the NMSSM, can predict new, relatively light pseudoscalars with Higgs-like couplings to Standard Model fermions. In particular, simple models of this type in which the pseudoscalar also couples to dark matter can explain the GeV Galactic Center excess as observed by the Fermi Large Area Telescope. In this talk, I will discuss the prospects for...Go to contribution page
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Mr Bob Zheng (University of Michigan)27/08/2015, 16:50Precision Computations and Monte Carlo Tools, all areasI will discuss the prospect of extending the reach for squarks and gauginos via associated production at a $\sqrt{s} = 100$ TeV proton-proton collider, given 3 ab$^{-1}$ integrated luminosity. Depending on the gluino mass, the discovery reach for squarks in associated production with a gluino can be up to 40 TeV for compressed spectra (small gluino-LSP mass splitting), and up to 32 TeV for...Go to contribution page
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Mr Andres Quinto (Universidade Federal do ABC)27/08/2015, 16:50SUSY/String ModelsIn this work, we investigate the consequences of the Renormalization Group Equation (RGE) in the determination of the effective superpotential in a supersymmetric model with an arbitrary parameter of gauge and, the impact of this improved calculation in the study of dynamical symmetry breaking. We consider an $\mathcal{N}=1$ supersymmetric theory, including an Abelian Chern-Simons...Go to contribution page
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Quentin Philippe Python (Vrije Universiteit Brussel (BE))27/08/2015, 16:50Alternative TheoriesA search for new long-lived particles decaying to leptons is presented using proton-proton collisions produced by the LHC at sqrt(s) = 8 TeV. Data used for the analysis were collected by the CMS detector and correspond to an integrated luminosity of approximately 20 inverse femtobarns. Events are selected with an electron and a muon, with no requirement of a shared vertex, and with di-lepton...Go to contribution page
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Christopher Bock (Ludwig-Maximilians-Univ. Muenchen (DE))27/08/2015, 16:50Supersymmetry Phenomenology and ExperimentMany supersymmetry models feature gauginos and also sleptons with masses less than a few hundred GeV. These can give rise to observables direct pair production rates at the LHC. The talk presents results from searches for gaugino and slepton pair production in final states with leptons, using 20/fb of 8 TeV pp collision data collected by the ATLAS detector at the LHC, with an emphasis on...Go to contribution page
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Elena Ginina27/08/2015, 16:55Flavor Violation Theory and ExperimentAlready at tree-level the theoretical prediction for the cross section of $P P \to {\tilde q_i} {\tilde q_i}^*, \tilde q = \tilde u, \tilde d; i = 1, \ldots, 6$, can have a strong dependence on squark flavour mixing parameters. Such a case is not taken into account in any published LHC study up to now. As a logical next step we calculate the leading one-loop corrections to that...Go to contribution page
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Ms Mahsana Haleem (DESY Zeuthen)27/08/2015, 17:05Alternative TheoriesDark sector models, explaining the presence of dark matter in the Universe, predict signatures that can be tested at the LHC. Among those predicted, a smoking gun signature (when the dark sector particles are light) is the presence of a collimated pair of leptons or hadrons, called lepton-jets. Depending on the coupling between the dark sector and the Standard Model sector, the lepton-jets can...Go to contribution page
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Geoffrey Gilles (Univ. Blaise Pascal Clermont-Fe. II (FR))27/08/2015, 17:10Higgs Theory and ExperimentCharged Higgs bosons, H+, are predicted by many models with an extended Higgs sector. This presentation reports ATLAS studies and results of searches for charged Higgs bosons in various final states. Exclusion limits are given and interpreted in the context of the Minimal Supersymmetric extension of the Standard Model.Go to contribution page
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Soumya Rao (University of Adelaide, Adelaide)27/08/2015, 17:10Particle Cosmology Theory and ExperimentWe explore the possibility of detecting WIMP(Weakly Interacting Massive Particle) Dark Matter(DM) interacting via photon through its electric or magnetic dipole moments occuring at one loop, in so called Beam Dump experiments. We focus on one such experiment in particular, E613 in Fermilab, which involves a 400 GeV proton beam incident on a Tungsten target producing DM particles in this...Go to contribution page
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Sho Maruyama (Fermi National Accelerator Lab. (US))27/08/2015, 17:10Supersymmetry Phenomenology and ExperimentResults for SUSY searches in the electroweak sector are summarized, based on ~20 fb-1 of 8 TeV proton-proton collisions collected by the CMS detector. A variety of complementary final state signatures and methods are used to probe gaugino and slepton production. This talk includes the latest results from the first ever search for SUSY production through vector boson fusion processes in a...Go to contribution page
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Paul Douglas Jackson (University of Adelaide)27/08/2015, 17:10Precision Computations and Monte Carlo Tools, all areasSignal events where multiple missing neutral particles are present in a final state represent challenging topologies to search for new physics at the LHC. The key to any search is the ability to separate background-like events from signal-like events. Identifying such signal-like events, and extracting their properties, is exacerbated by a lack of knowledge of the particle masses and some...Go to contribution page
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Malgorzata Kazana (NCBJ Warsaw (PL))27/08/2015, 17:20Alternative TheoriesLong-lived massive particles are predicted in many supersymmetric and exotic models. The existence of such particles would manifest in the detector by unique signatures such as specific energy loss, late signal in the muon or calorimeter system, displaced vertices or non-pointing photons, appearing or disappearing tracks. The recent results of searches for long-lived signatures with the CMS...Go to contribution page
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Yutaro Sato (Nagoya University)27/08/2015, 17:20Flavor Violation Theory and ExperimentVarious decays of B mesons have sensitive to the physics beyond the Standard Models. New particles such as SUSY particles might enter in the loop diagram. Charged scalar particles such as charged Higgs bosons might contribute in addition to the W boson. We present results constraining the new physics with a large data samples that contains 772 million BB pairs collected at the Upsilon(4S)...Go to contribution page
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Giovanni Grilli di Cortona (SISSA)27/08/2015, 17:30Supersymmetry Phenomenology and ExperimentWe analyse the mass reach for electroweakinos at future hadron colliders and their interplay with direct detection experiments. Motivated by the LHC data, we focus on split supersymmetry models with different electroweakino spectra. We find for example that a 100 TeV collider may explore Winos up to $\sim 7$ TeV in low scale gauge mediation models or thermal Wino dark matter around $3$ TeV in...Go to contribution page
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Dr Jing Ren (University of Toronto)27/08/2015, 17:30Particle Cosmology Theory and ExperimentWith the LHC Higgs discovery, we are strongly motivated to study gravitational interactions of the Higgs boson. In this talk, we study the unique dimension-4 operator of the Higgs with Ricci curvature in the effective field theory. This dimensionless nonminimal coupling affects weak gauge boson scattering amplitudes and yields perturbative unitarity violation in high energy. The same operator...Go to contribution page
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Csaba Balazs (Monash University)27/08/2015, 17:30Precision Computations and Monte Carlo Tools, all areasI review the Bayesian naturalness prior which incorporates the most widely used fine-tuning measures as special cases. Then I present the amount of Bayesian fine-tuning over parameter space slices of the Constrained MSSM, the Constrained NMSSM, and an 11 parameter NMSSM scenario.Go to contribution page
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243. Searches for long-lived particles in Hidden Valley scenarios with the ATLAS detector at the LHCAnna Mastroberardino (Universita della Calabria (IT))27/08/2015, 17:35Alternative TheoriesSearches for long-lived neutral particles decaying into hadronic jets have been performed with the ATLAS detector. The search strategy depends on the lifetime and mass of such particles, and experimental techniques to reconstruct decay vertices in various ATLAS detector components have been developed. This talk summarizes ATLAS searches for long-lived particles and their connection to hidden...Go to contribution page
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YUN JIANG (UC Davis)27/08/2015, 17:50Particle Cosmology Theory and ExperimentWith protection by an extra Z2 symmetry, non-SM Higgs boson could be a possible DM candidate. As an example, we consider the singlet extension of the two-Higgs-doublet model. Intriguingly, the dark matter interaction with nucleons in the model could violate isospin symmetry and thus lead to a solution to alleviating the conflict between LUX and other direct detection experiments....Go to contribution page
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Gouranga Kole (Tata Inst. of Fundamental Research (IN))27/08/2015, 17:50Higgs Theory and ExperimentRecent results on searches for charged Higgs bosons at the LHC by the CMS collaboration are presented. Charged Higgs bosons have bean searched for in top quark decays for lower mass and directly produced for higher masses. Charged Higgs boson decays into tau nu, cs and tb have been exploited. Results are based on approximately 20 fb-1 of data collected at sqrt(s) 8 TeV at the LHC.Go to contribution page
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Doojin Kim (University of Florida)27/08/2015, 17:50Precision Computations and Monte Carlo Tools, all areasI will discuss a new method of precision top quark mass measurement using bottom quark energy at the LHC. The relevant technique is based upon the observation that if a certain heavier particle decays into a massless visible particle and another particle, the energy peak in the laboratory-frame energy distribution of the visible particle is the same as its corresponding monochromatic energy...Go to contribution page
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Fernando Quevedo (The Abdus Salam International Centre for Theoretical Physics)28/08/2015, 09:00Plenary TalksAbstract: A phenomenological analysis is performed regarding the soft susy breaking scenarios obtained by moduli stabilised compactifications of IIB string theory in which soft terms can be computed explicitly. Sequestered and unsequestered scenarios are discussed. In particular late cosmological decay of moduli fields put strong phenomenological constraints on susy dark matter scenarios...Go to contribution page
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Mirjam Cvetic (University of Pennsylvania)28/08/2015, 09:30Plenary TalksWe present developments in F-theory compactifications with an emphasis on the implications for particle physics. We spell out techniques to construct globally consistent F-theory compactifications to four-dimensions that result in particle physics gauge symmetries, such as $SU(5)$ **GUT** and Standard Model, chiral matter families and Yukawa couplings. We highlight the first globally...Go to contribution page
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Ralph Blumenhagen (Max-Planck-Institut fuer Physik)28/08/2015, 10:00Plenary TalksWe present a scheme of tree-level string moduli stabilization via geometric and non-geometric fluxes that is motivated by realizing recent ideas on F-term axion monodromy inflation. We find a set of non-supersymmetric vacua that show a specific scaling type behavior allowing for gaining parametric control over the various mass scales. Generic features and limitations of this approach are...Go to contribution page
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Joseph Polchinski (UC Santa Barbara)28/08/2015, 11:00Plenary TalksString theory has few or no stable nonsupersymmetric vacua, only metastable ones. Antibranes are a simple source of supersymmetry breaking, as in the KKLT model, but various arguments have been given that these lead to rapid instability. Proper analysis of the system requires identifying the correct effective field theory at various scales. We do so, and find no evidence of rapid instability.Go to contribution page
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Christoph Weniger (University of Amsterdam)28/08/2015, 11:30Plenary TalksThe currently leading hypothesis for dark matter in the Universe are Weakly Interacting Massive Particles (WIMPs), and the best studied example for a WIMP is the lightest neutralino in supersymmetric theories. Searches for WIMP self-annihilation products are a promising way to identify these particles for the first time. Recent data from gamma-ray, radio, neutrino and...Go to contribution page
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Stephen West (Royal Holloway, University of London)28/08/2015, 12:00Plenary TalksI will review non-standard dark matter models including alternative genesis mechanisms and nuclear dark matter.Go to contribution page
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Tom Rudelius (Harvard University)28/08/2015, 14:00Particle Cosmology Theory and ExperimentSince the BICEP2 detection of B-mode polarization announced in March 2014, there has been a renewal of interest in models of large-field inflation. Axions have gained popularity in this regard, as they may provide a way to realize large-field inflation consistent with the principle of naturalness. However, recent work has revealed additional challenges facing axion inflation, which are...Go to contribution page
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David Schaich (Syracuse University)28/08/2015, 14:00Alternative TheoriesLattice gauge theory enables non-perturbative investigation of strongly interacting systems from first principles. In recent years this approach has produced increasingly valuable information about strongly coupled gauge theories beyond QCD, in particular systems exhibiting non-perturbative near-conformal dynamics. I will present an overview of recent lattice results relevant to the...Go to contribution page
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Anders Kvellestad (University of Oslo)28/08/2015, 14:00Supersymmetry Phenomenology and ExperimentCollider searches for supersymmetric models with R-parity violation (RPV) generally focus on the decay of the (effectively) lightest supersymmetric particle (LSP) through RPV operators. The signal then depends both on the nature of the LSP and the relevant RPV operators. Here we identify scenarios where RPV decays of charginos are important, either because the R-parity conserving decay modes...Go to contribution page
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Asher Berlin (University of Chicago)28/08/2015, 14:00Precision Computations and Monte Carlo Tools, all areasMost models of WIMPs that possess sizable tree-level interactions with the electroweak bosons of the Standard Model are under ever increasing pressure from the relentless Moore's law like progression of today's direct detection experiments. This has led many to consider various scenarios in which the dark matter candidate instead possesses 1 and 2-loop induced couplings to quarks and gluons at...Go to contribution page
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Dai Kobayashi (Tokyo Institute of Technology (JP))28/08/2015, 14:00Flavor Violation Theory and ExperimentHints of new physics observed in B-physics have lead to considerable interests on the flavor sector and lepton flavor violating (LFV) effects observable at the LHC. Searches for LFV decays of the Standard Model particles or new heavy particles have been conducted at the ATLAS experiment. Run 1 LFV search results are presented in this talk, together with searches for other signatures at ATLAS....Go to contribution page
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Sven Heinemeyer (CSIC (Santander, ES))28/08/2015, 14:20Precision Computations and Monte Carlo Tools, all areasWe present recent result for the decay of (heavy) SUSY Higgs bosons into SUSY particles (sfermions, charginos, neutralinos), based on a full one-loop calculation. We analyze in particular the dependence on the complex parameters of the model. We find corrections at the level of 10-20% or higher.Go to contribution page
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Emma Torro Pastor (University of Washington (US))28/08/2015, 14:20Supersymmetry Phenomenology and ExperimentThe violation of R-parity allows new signatures to be pursued in the search for supersymmetry at the LHC. This talk presents the latest results from the ATLAS experiment using 20/fb of pp LHC collision data of searches for R-parity violating SUSY scenarios with lepton number violation. The results presented are for dedicated searches for resonances, as well as a systematic analysis of the...Go to contribution page
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Andrea Tesi28/08/2015, 14:20Higgs Theory and ExperimentThe presence of extra scalar singlets is a feature of several motivated extensions of the Standard Model, and the mixing of such a singlet with the Higgs boson is allowed to be quite large by current experiments. I will consider both direct and indirect searches, and quantify the current constraints as well as the prospects for future hadron and lepton machines. The results are first presented...Go to contribution page
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Prof. Qaisar Shafi (University of Delaware)28/08/2015, 14:25Particle Cosmology Theory and ExperimentWe explore the implications of a new minimal supersymmetric hybrid inflation model in which the MSSM µ term arises from a coupling of the Higgs doublets to the inflaton sector, with |µ| required to be greater than the gravitino mass m_G. Successful inflation with the scalar spectral index ns = 0.96−0.97, is followed by a relatively high reheat temperature, T_RH ≳ 10^12 GeV, in the presence of...Go to contribution page
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Dr Stefania Vecchi (INFN Ferrara)28/08/2015, 14:25Flavor Violation Theory and ExperimentMany models extending the SM to account for dark matter or explain inflation predict the existence of O(1) GeV mass particles with long lifetimes. LHCb's detection capabilities for detached vertices are exploited to search for particles decaying to muon pairs. New results are presented.Go to contribution page
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Huaqiao Zhang (Chinese Academy of Sciences (CN))28/08/2015, 14:30Alternative TheoriesWe present new results on searches for massive top and bottom quark partners using proton-proton collision data collected with the CMS detector at the CERN LHC at a center-of-mass energy of 8 TeV. These fourth-generation vector-like quarks are postulated to solve the Hierarchy problem and stabilize the Higgs mass, while escaping constraints on the Higgs cross section measurement. The...Go to contribution page
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Gabriel Lee (Technion)28/08/2015, 14:40Precision Computations and Monte Carlo Tools, all areasThe MSSM leads to precise predictions of the properties of the light Higgs boson degrees of freedom that depend on only a few relevant supersymmetry breaking parameters. There is an upper bound on the mass of the lightest neutral Higgs boson, which for a supersymmetric spectrum of the order of a TeV, is barely above the measured M_h = 125 GeV at the LHC. Raising this bound by considering a...Go to contribution page
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Brett David Jackson (University of Pennsylvania (US))28/08/2015, 14:40Supersymmetry Phenomenology and ExperimentThe violation of R-parity allows new signatures to be pursued in the search for supersymmetry at the LHC. This talk presents the latest results from the ATLAS experiment using 20/fb of pp LHC collision data of searches for R-parity violating SUSY scenarios with baryon number violation. The searches look for an excess of events with high jet multiplicities or resonances in fully hadronic final...Go to contribution page
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Prof. Seongchan Park (SKKU and KIAS)28/08/2015, 14:45Particle Cosmology Theory and ExperimentThe only observed elementary scalar, the Higgs, is examined as a source of cosmological inflation. I would discuss how the collider data on Higgs would imply for the cosmology and how the latest cosmological data would affect the precision measurement of particle physics, especially in the top quark mass measurement and the Higgs quartic coupling measurement, based on Higgs inflation framework.Go to contribution page
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Masato Yamanaka (Nagoya University)28/08/2015, 14:50Flavor Violation Theory and ExperimentWe proposed a new charged lepton flavor violation (CLFV) process, $\mu^- e^- \rightarrow e^- e^-$ in a muonic atom, as one of the promising processes to search for new physics beyond the standard model [1]. It was found that the attractive interaction of leptons with the nucleus in the muonic atom enhances the transition rate of the $\mu^- e^- \rightarrow e^- e^-$ process. We report on our...Go to contribution page
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Kristina Anne Looper (Ohio State University (US))28/08/2015, 14:50Higgs Theory and ExperimentWe present the results of searches for non-Standard Model decays of the 125 GeV Higgs boson, including decays to dark sector bosons, lepton flavour violating and flavour changing decays, and decays to a light pseudoscalar neutral Higgs boson (a) predicted by the next-Minimal-Supersymmetric-Standard-Model.Go to contribution page
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Jun Guo (Shanghai Jiao Tong University (CN))28/08/2015, 15:00Alternative TheoriesTitle : Searches for non-MSSM top/bottom quark partners with the ATLAS detector at the LHC Abstract : The naturalness is a paradigm for theories beyond the Standard Model (BSM), incorporating mechanism to cancel mass divergence for the Higgs boson. The presence of fermionic top/bottom quark partners, usually referred to as vector-like quarks (VLQs), may be an important ingredient for such...Go to contribution page
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Christopher West (Univ. of California Santa Barbara (US))28/08/2015, 15:00Supersymmetry Phenomenology and ExperimentThe latest results from searches for R-parity violating supersymmetry with the CMS detector will be reviewed. We present results using up to 20 fb-1 of data from the 8 TeV LHC run. Interpretations of the experimental results in terms of production of squarks, gluinos, charginos, neutralinos, and sleptons within R-parity violating SUSY models are presented.Go to contribution page
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Marcos A Garcia Garcia (University of Minnesota)28/08/2015, 15:05Particle Cosmology Theory and ExperimentSince the building-blocks of supersymmetric models include chiral superfields containing pairs of effective scalar fields, a multifield approach is particularly appropriate for models of inflation based on supergravity. We discuss two-field effects in no-scale supergravity models motivated by string compactifications, and show how they can alter the model predictions for the scalar spectral...Go to contribution page
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Prof. Joe Sato (Saitama University)28/08/2015, 15:15Flavor Violation Theory and ExperimentWe consider the case that μ-e conversion signal is discovered but other charged lepton flavor violating (cLFV) processes will never be found. In such a case, we need other approaches to confirm the μ-e conversion and its underlying physics without conventional cLFV searches. We study R-parity violating (RPV) SUSY models as a benchmark. We briefly review that our interesting case is realized...Go to contribution page
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Ahmed Ismail (Argonne National Laboratory/University of Illinois at Chicago)28/08/2015, 15:20Higgs Theory and ExperimentDouble Higgs production is a unique collider process, enabling the determination of the Higgs self-coupling. However, it is exceedingly rare in the Standard Model, due to the cancellation between the standard triangle and box contributions to the amplitude. I will demonstrate an analytic understanding of this cancellation, and its implications for the impact of new physics on Higgs pair...Go to contribution page
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McCullen Sandora (CP3-Origins)28/08/2015, 15:25Particle Cosmology Theory and ExperimentWe investigate how long wavelength inflationary fluctuations can cause the background field to deviate from classical dynamics. For generic potentials, we show that, in the Hartree approximation, the long wavelength dynamics can be encapsulated by a two-field model operating in an effective potential. The latter is given by a simple Gaussian integral transformation of the original inflationary...Go to contribution page
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Conor Henderson (University of Alabama (US))28/08/2015, 15:30Alternative TheoriesThis talk will present the most recent results of high mass resonance searches in the diphoton final state. The talk will include results from Randall Sundrum graviton searches (Exotica). Those searches are based on the full 2012 data collected from pp collisions at a center of mass energy of 8 TeV, corresponding to an integrated luminsosity of 19.6 \fb. Such searches are essential to address...Go to contribution page
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Sunghoon Jung (Korea Institute for Advanced Study (KIAS))28/08/2015, 15:40Higgs Theory and ExperimentWe discuss new striking resonance shapes of MSSM heavy Higgs bosons from the resonance-continuum interference with a relative phase: pure resonance dips, nothingness and enhanced pure peaks. We derive conditions for them and devise the modified narrow width approximation(NWA) to work with non-zero imaginary parts. Importantly, ttbar resonance searches at the LHC are crucially impacted. But we...Go to contribution page
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Xabier Marcano (IFT-UAM/CSIC)28/08/2015, 16:30Flavor Violation Theory and ExperimentWithin low scale seesaw mechanism, in contrast to standard type-I seesaw, one can get compatible with data light neutrinos with the addition of low scale heavy Majorana neutrinos that can still have large Yukawa couplings, leading to new potentially interesting phenomenology. Taking the Inverse Seesaw model as an explicit realization of this kind of models, we study different aspects of this...Go to contribution page
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Seng Pei Liew (University of Tokyo)28/08/2015, 16:30Supersymmetry Phenomenology and ExperimentRecent Supersymmetry (SUSY) collider search results have reported intriguing excesses at the 8 TeV run of the LHC. An excess of statistical significance 2.6 sigma in the invariant mass distribution of the opposite-sign same-flavor (OSSF) lepton pair has been found by the CMS collaboration (off-Z excess). Similar final state, albeit with different distribution of invariant mass, has been...Go to contribution page
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Malgorzata Kazana (NCBJ Warsaw (PL))28/08/2015, 16:30Precision Computations and Monte Carlo Tools, all areasWe identify a benchmark point in the CMSSM's heavy stau-coannihilation region, which is favored by experiments, and demonstrate that it could be accessible to the LHC at s√=14 TeV with 300/fb of integrated luminosity via a golden decay measurement. With Monte-Carlo, we simulate sparticle production and subsequent golden decay at the event level and perform pseudo-measurements of sparticle...Go to contribution page
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David Curtin (University of Maryland)28/08/2015, 16:30Alternative TheoriesTheories of uncolored naturalness can realize untuned solutions to the hierarchy problem while avoiding LHC current exclusion bounds on colored top partners. Their unusual signatures demonstrate the range of phenomena that can connected to stabilizing the electroweak scale, motivating searches for displaced vertices, exotic Higgs decays and emerging jets. I will give an overview of how to...Go to contribution page
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Anthony DiFranzo (UC Irvine / Fermilab)28/08/2015, 16:30Particle Cosmology Theory and ExperimentWe discuss options and challenges associated with building viable models of Vector Dark Matter which interact with the Standard Model via the Higgs boson. Higgs portals are often treated with an effective operator, here we instead discuss possible UV complete models to replace the effective operator. The primary focus will be a model where the portal is generated radiatively. We further...Go to contribution page
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Myeonghun Park (Asia Pacific Center for Theoretical Physics (APCTP) (KR))28/08/2015, 16:50Supersymmetry Phenomenology and ExperimentIn this talk I will explain how we can enhance sensitivities for the degenerated SUSY mass spectra, especially for a natural supersymmetric framework.Go to contribution page
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Rebecca Leane (University of Melbourne)28/08/2015, 16:50Particle Cosmology Theory and ExperimentEffective field theory (EFT) formulations of dark matter interactions are a convenient and popular way to quantify LHC bounds on dark matter. However, some EFT operators considered do not respect the weak gauge symmetries of the Standard Model. These operators break down at the electroweak scale, rather than the energy scale of new physics, and are invalid at LHC energies. We carefully...Go to contribution page
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Ran Lu28/08/2015, 16:50Precision Computations and Monte Carlo Tools, all areasRecently we proposed the $J_{E_T}$ algorithm in which jets are defined as subsets of event maximizing some jet functions. In this talk I will discuss how to generalize the concept to study more complicated configurations, focusing on the two-prong objects, and its application in studying W/Z/H decay.Go to contribution page
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Graham Cree (Carleton)28/08/2015, 16:50Higgs Theory and ExperimentThe results of searches for high mass Higgs bosons decaying to diboson (ZZ,WW,yy) final states by the ATLAS experiment are reported. In absence of the presence of a signal in the data, exclusion limits are presented.Go to contribution page
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Philipp Sicking (TU Dortmund)28/08/2015, 16:55Flavor Violation Theory and ExperimentThe recent measurement of high energy extragalactic neutrinos by the IceCube Collaboration has opened a new window to probe non-standard neutrino properties. Among other effects, sterile neutrino altered dispersion relations (ADRs) due to shortcuts in an extra dimension can significantly affect astrophysical flavor ratios. We discuss an MSW-like resonant conversion arising from geodesics...Go to contribution page
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Christopher Verhaaren (University of Maryland, College Park)28/08/2015, 17:00Alternative TheoriesThe impressive sensitivity of the LHC to new colored states has begun to constrain the simplest solutions to the hierarchy problem. Taking naturalness and experiment at face value, we are led to consider models that can address the hierarchy problem without light colored partners to the standard model fermions. I consider three representative models with colorless top partners and detail how...Go to contribution page
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Dr Valentin Jonathan Hirschi (SLAC)28/08/2015, 17:10Precision Computations and Monte Carlo Tools, all areasWe present NLO QCD accurate predictions of colored scalar pair production matched to parton showers, within a simplified model that can accommodate the case of stop and sgluon pair production. The computation is performed fully automatically within the MadGraph5_aMC@NLO framework, starting from the Lagrangian renormalization with FeynRules and NLOCT down to event generation. This work paves...Go to contribution page
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Matthew Dolan (SLAC National Accelerator Laboratory)28/08/2015, 17:10Particle Cosmology Theory and ExperimentWe present the prospects for the searches for DM at the LHC, future $e^+e^-$ colliders and direct detection experiments, based on our pMSSM10 analysis as presented in arXiv:1504.03260. This talk is submitted on behalf of the MasterCode collaboration. It is not clear yet who will actually give the talk.Go to contribution page
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Arne-Rasmus Drager (Hamburg University (DE))28/08/2015, 17:10Supersymmetry Phenomenology and ExperimentSearches for supersymmetric models with a compressed mass spectrum are presented using data samples corresponding to integrated luminosities of about 19.7 fb−1, collected at a centre-of-mass energy of 8 TeV with the CMS detector at the LHC. Compressed mass spectra, where multiple SUSY particles are nearly degenerate in mass, present a unique challenge to SUSY searches at the LHC. Such spectra...Go to contribution page
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JoAnne Hewett (SLAC)28/08/2015, 17:10Higgs Theory and ExperimentJust as renormalizable Simplified Models can be used alongside of effective field theories for the study of dark matter interactions, Simplified Models can be used to describe new physics associated with the Higgs boson. The objective is for the Simplified Model to capture some of the new Higgs physics associated with a wide range of UV-complete theories. Such models allow for...Go to contribution page
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Dr Franklin Potter (Sciencegems.com)28/08/2015, 17:20Flavor Violation Theory and ExperimentA different finite subgroup of SU(2) for each lepton and each quark family leads to the first-principles determination of the mixing angles for neutrinos, quarks, and their PMNS and CKM mixing matrices. For example, the neutrino $\theta_{13}$ = 8.56$^{\circ}$ and normal hierarchy are predicted. Connections of these subgroups to the j-invariant of elliptic modular functions (and the Monster...Go to contribution page
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Mr Ofri Telem (Technion)28/08/2015, 17:20Alternative TheoriesWe present the first realization of a “twin Higgs” model as a holographic composite Higgs model. Uniquely among composite Higgs models, the Higgs potential is protected by a new standard model (SM) singlet elementary “mirror” sector at the sigma model scale f and not by the composite states at mKK, naturally allowing for mKK beyond the LHC reach. As a result, naturalness in our model cannot be...Go to contribution page
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Bohdan Grzadkowski (University of Warsaw)28/08/2015, 17:30Particle Cosmology Theory and ExperimentI will discuss an extension of the Standard Model by an additional U(1) gauge group and a complex scalar Higgs portal. As the scalar is charged under this gauge factor this simple model supplies a vector dark matter candidate satisfying LUX bounds, the observed relic abundance and limits from direct dark matter searches. An additional Higgslike state, that may be heavier or lighter than...Go to contribution page
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Debtosh Chowdhury (INFN, Roma)28/08/2015, 17:30Supersymmetry Phenomenology and ExperimentA degenerate supersymmetric sparticle spectrum can escape constraints from flavor physics and at the same time evading the limits from the direct searches if the degeneracy extends to the gaugino sector. Inspired by this, we consider a scenario where all the soft terms have approximately a common mass scale at $M_{\text{SUSY}}$ while allowing for splittings within $\mathcal{O}(10\%)$. As a...Go to contribution page
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Francesca Ricci-Tam (University of California Davis (US))28/08/2015, 17:30Higgs Theory and ExperimentA new boson of mass 125 GeV has been discovered at the LHC. Within the present experimental uncertainties the properties of the new boson are in good agreement with the expectation for a standard model (SM) Higgs boson. The discovered SM-like Higgs boson may however be just one of several Higgs bosons, predicted by theories beyond the SM. Searches for additional neutral Higgs bosons beyond the...Go to contribution page
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Ennio Salvioni (University of California Davis (US))28/08/2015, 17:40Alternative TheoriesIn UV-complete realizations of the Twin Higgs mechanism, exotic fermions charged under both SM and twin gauge symmetries appear. Some of these states carry visible color, and can therefore be produced with sizable rates at hadron colliders. The decays of these exotic quarks give rise to striking signatures, which involve a combination of prompt and displaced objects. We present an analysis of...Go to contribution page
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sonia el hedri (JGU Mainz)28/08/2015, 17:50Particle Cosmology Theory and ExperimentWe present a general classification of minimal models where the Dark Matter coannihilates with another particle X. Besides this new particle, such coannihilation processes typically require the existence of a mediator, M. Assuming tree-level and renormalizable interactions, we construct all the possible combinations of Dark Matter, X and M that respect gauge and Lorentz invariance. Our...Go to contribution page
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Jing Shu (Institute of Theoretical Physics, Chinese Academy of Science)28/08/2015, 18:00We consider a simple model to explain the recent diboson excess observed by ATLAS and CMS Collaborations in the ``General Composite Higgs" framework with the coset $SO(5)/SO(4) (SU(2)_L \times SU(2)_R)$. The $SU(2)_L$ triplet vector boson $\rho_L$ with mass range of $1.8 \sim 2$ TeV, which would be produced through the Drell-Yan process with sizable diboson decay branching ratio, can account...Go to contribution page
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Jing Shu (Institute of Theoretical Physics, Chinese Academy of Science)29/08/2015, 09:00Plenary TalksIn this talk, I will first give a heuristic sketch of the intrinsic connection between electroweak baryogenesis & Higgs physics, based on the fact that baryon asymmetry and elementary particle masses are generated simultaneously during the strongly 1st order phase transition. For the strongly 1st order EW phase transition, I will use a super master formula to demonstrate that either it...Go to contribution page
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Hideki Okawa (University of Tsukuba (JP))29/08/2015, 09:30Plenary TalksThe ATLAS and CMS Collaborations have discovered a Higgs boson in 2012. Remaining questions are to understand the property of the Higgs sector with precision, and to search for signs of physics beyond the Standard Model. Flavor studies and search for rare decays of the Higgs boson are promising probes to search for new physics. This talk presents an overview of the results of such studies at...Go to contribution page
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Tristan Arnoldus Du Pree (CERN)29/08/2015, 10:00Plenary TalksThis talk will focus on Beyond Standard Model Higgs results from the ATLAS and CMS experiments.Go to contribution page
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Tomohiko Tanabe (The University of Tokyo)29/08/2015, 11:00Plenary TalksThe discovery of the Higgs boson has sparked interest in future electron-positron colliders, such as the ILC, CLIC, FCC-ee, and CEPC, where the Higgs boson could be studied in great detail. The talk will review the prospects for the precise measurements of the Higgs boson, the top quark, and selected topics on new particle searches including light supersymmetric particles without color...Go to contribution page
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Liantao Wang (University of Chicago (US))29/08/2015, 11:45Plenary TalksSince the discovery of the Higgs, there have been much discussion about future of high energy physics, centering on next steps at the LHC and next generation colliders. This leads to new proposals and related studies. In this talk, I will review the physics cases of various options being considered, focusing on hadron colliders.Go to contribution page
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Joseph David Lykken (Fermi National Accelerator Lab. (US))29/08/2015, 12:30Plenary TalksA thematic summary of the conference and outlook on possible futuresGo to contribution page
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Csaba Balazs (Monash University)29/08/2015, 13:30
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lisa randall (harvard)Plenary TalksAfter briefly reviewing the current status of dark matter theory and searches. I will discuss how ideas about dark matter are branching out, with a focus on my work on an independent charged dark matter component that could lead to the formation of a dark disk. I will discuss the different implications this disk can have in laboratory searches for dark matter and in astronomical...Go to contribution page
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sonia el hedri (JGU Mainz)Alternative TheoriesWe review recent theoretical constraints on models with thermal dark matter. We consider scenarios where the dark matter annihilates via neutral and charged bosons. The latter, annihilation via e.g. colored scalars, is common is supersymmetric scenarios. These theoretical constraints are compared with the increasingly stringent experimental constraints.Go to contribution page
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Jack Gunion (University of California Davis (US))
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