Mike Lamont
20/06/2011, 11:40
Particle Factories, Accelerator Physics and future TeV scale colliders
The key LHC operating parameters and their impact on potential performance are recalled and a brief summary of the 2010 beam commissioning program is presented. Progress in 2011 has been good and the present performance is discussed. The short and medium term plans and their potential are outlined. Longer term options are touched upon briefly.
Reiner Hauser
(Michigan SU)
20/06/2011, 14:00
LHC Physics and Tevatron Results
The ATLAS experiment has been collecting ~35 pb-1 of collision data at a center of mass energy of 7 TeV in 2010. In addition several hundred of pb-1 have been recorded in 2011 so far. After an introduction to the ATLAS experiment, its detector and operations, an overview of the physics results using both 2010 and early 2011 data will be given.
Paolo SPAGNOLO
20/06/2011, 14:50
LHC Physics and Tevatron Results
The talk shows the overview of the major results of the CMS experiment with data collected at LHC in the first year of run at 7 TeV.
Taiki Yamamura
20/06/2011, 16:00
LHC Physics and Tevatron Results
We search for the Higgs boson produced in pp-collisions at sqrt{s} = 7 TeV with the ATLAS detector at the LHC. The searches are performed by using various decay channels such as H -> gamma gamma, WW, ZZ, tau tau and so on. The analysis of each final state is well performed, where main background contribution is understood in a data-driven technique, but we see no signifcant hint for the signal...
Robert Schoefbeck
20/06/2011, 16:20
LHC Physics and Tevatron Results
We present the results of searches for new physics in various topologies that lead to one or more isolated leptons, jets, and missing transverse energy in the final state. The searches are performed using 35 1/pb of data collected in 2010 by the CMS experiment at the LHC in pp-collisions at a center-of-mass energy of 7 TeV. Various data-driven techniques used to measure the Standard Model...
Dr
Ayben Karasu Uysal
(Yildiz Technical University)
20/06/2011, 16:40
LHC Physics and Tevatron Results
ALICE is the LHC experiment dedicated to the study of heavy-ion collisions. The main purpose of ALICE is to investigate the properties of a new state of deconfined nuclear matter, the quark–gluon plasma. Resonance production in proton-proton collisions is interesting in itself and important as a baseline for heavy-ion studies.
The study of short lived resonances allows the ...
Francesco Dettori
(INFN-Cagliari)
20/06/2011, 17:20
LHC Physics and Tevatron Results
FCNC decays of heavy flavour hadrons are highly sensitive to the effects of
physics beyond the Standard Model. Important observables include the branching
ratio of B_(s,d)->mu+mu- and D^0->mu+mu-, the angular distributions in the
decay B^0->K*mu+mu- and the lifetime distribution of Bs->phi gamma. First
results on some of these studies and related topics will be reported, using the
2010...
Dr
Gokhan Unel
(UC Irvine)
20/06/2011, 17:40
LHC Physics and Tevatron Results
LHC operations at Ecm=7TeV have been successfully ongoing since March 2010 with ever increasing instantaneous Luminosity. ATLAS is one of the two general purpose experiments recording LHC collision data. This presentation will review the ATLAS public results for the new physics quests focusing mainly on the non-susy (exotic) models. The limits on various models are obtained by analyzing the...
Franco Simonetto
20/06/2011, 18:00
LHC Physics and Tevatron Results
The CMS experiment has measured the production of heavy flavored hadrons and jets at 7 TeV. A large range of inclusive and exclusive cross-section measurements (Quarkonia, charged and neutral B hadrons) as well as studies of B-B(bar) angular correlations were made and compared to theoretical predictions at LO and NLO precision. In this presentation we summarize these results.
Shabnam Jabeen
21/06/2011, 09:00
LHC Physics and Tevatron Results
The search for the Higgs boson and the study of the heaviest known fundamental particle, the top quark, have been at the center of the Tevatron research program. The Higgs boson is yet to be discovered and the top quark was discovered in 1995. Both of these particles have a very special place in the "periodic table" of fundamental particles. With Tevatron having collected a lot of data and the...
Pelin Kurt
21/06/2011, 09:50
LHC Physics and Tevatron Results
We present early results of the CMS experiment from PbPb collisions at $srqrt{s_{NN}}$ = 2.76 TeV, probing quark and gluon matter at unprecedented values of energy density. The capabilities of the CMS apparatus allows us to investigate various hard probes, as well as bulk particle production and collective phenomena, using the calorimetry, muon and tracking systems covering a large range in...
Yuichi Oyama
(KEK)
21/06/2011, 11:00
Neutrinos and Dark Matter
T2K (Tokai to Kamioka) is a long-baseline neutrino-oscillation experiment using intense neutrino beam from J-PARC, and Super-Kamiokande detector at a distance of 295km. The primary goal of T2K is a complete understanding of the neutrino mass
matrix, especially, discovering of the last unknown angle theta_13. The physics data taking started in January 2010. In the talk, current status of the...
Nectarios Benekos
(University of Illinois)
21/06/2011, 11:50
LHC Physics and Tevatron Results
After the successful 2010 LHC run, where the ATLAS detector recorder 45\$mathrm{pb^{-1}}$ of proton-proton collision data with 93.6\% data taking efficiency and during the recent LHC shutdown period, ATLAS performed vital maintenance and improvements on the various sub-detectors. Maintenance on the Muon Spectrometer included repairs on the readout system as well as updates and leak checks in...
Ms
Zahra Ghalenovi
(Iran)
21/06/2011, 14:00
Particle Factories, Accelerator Physics and future TeV scale colliders
Heavy flavour baryons containing one charm (beauty) quark with light flavour combinations are studied using the hypercentral approach. The considered potential is a combination of Coulombic, linear confining and harmonic oscillator terms. An improved form of the hyperfine interaction and isospin dependent quark potential is introduced. The ground state masses ( and ) of heavy baryons are...
Dr
Alberto Cervelli
21/06/2011, 14:20
Particle Factories, Accelerator Physics and future TeV scale colliders
We present recent BABAR results on lepton universality, and lepton
and baryon number conservation in Upsilon, B, charm and tau decays.
We also describe the results of direct searches for light new physics with BABAR. These include light pseudoscalar Higgs bosons, invisibly decaying dark matter candidates and hidden sector gauge and Higgs bosons.
Mrs
Maryam Soleymaninia
(Semnan university)
21/06/2011, 14:40
Particle Factories, Accelerator Physics and future TeV scale colliders
The hadronization process turns partons produced in hard-scattering reactions into the physical, colorless, non-perturbative hadronic bound states detected in experiments. Within the standard framework, processes with an observed hadron in the final state can be described in terms of perturbative hard-scattering cross sections and certain non-perturbative but universal fragmentation functions,...
Sara Taheri Monfared
(Semnan University)
21/06/2011, 15:00
Particle Factories, Accelerator Physics and future TeV scale colliders
We describe the most recent H1 and ZEUS diffractive DIS data obtained by various methods with very large uncertainties associated with the treatment of proton dissociation processes and compare them in detail. We consider pomeron as an object with parton distribution function, evolving according to the DGLAP equations. the gluon
distributions are found to be quite different for methods of H1...
Dr
Alberto Cervelli
21/06/2011, 15:40
Particle Factories, Accelerator Physics and future TeV scale colliders
We present recent BABAR results of searches for rare decays with new physics sensitivity. In particular, we describe recent inclusive and exclusive studies of b->s gamma and b->d gamma radiative processes, B,D -> X l+l-, D -> l+l- and B+, D_s+ -> l+ nu.
Mr
Ambroise Espargiliere
(LAPP-Laboratoire d'Annecy-le-Vieux de Physique des Particules ()
21/06/2011, 16:00
Particle Factories, Accelerator Physics and future TeV scale colliders
The top quark, as heaviest known particle in the Standard Model, is expeceted to play a major role in the electroweak symetry breaking mecanism and/or in many new physics scenarios. In the present work, 3TeV s-channel ttbar events are selected among different background sources and are used to investigate an example of new physics scenario by searching for a Z' gauge boson decaying into dark...
Dr
Davide Pinci
(Universita di Roma I "La Sapienza")
21/06/2011, 16:20
Particle Factories, Accelerator Physics and future TeV scale colliders
SuperB will run on a very high luminosity asymmetric e+e- flavour factory. Being a natural partner of hadron colliders, SuperB will provide a unique information about the details of the physics discoveries in the coming decade.
The SuperB detector is based on the Babar apparatus, with those modifications required to operate at a luminosity of 10^36 or above.
In this presentation all the R&D...
Thijs Cornelissen
21/06/2011, 17:00
LHC Physics and Tevatron Results
Since the LHC startup in 2009, the ATLAS inner tracker has played a central role in many ATLAS physics analyses. Rapid improvements in the calibration and alignment of the detector allowed it to reach nearly the nominal performance in the timespan of a few months. The tracking performance proved to be stable as the LHC luminosity increased by five orders of magnitude during the 2010 proton...
Dr
Victor Coco
(NIKHEF)
21/06/2011, 17:20
LHC Physics and Tevatron Results
LHCb is performing a wide range of studies in the electroweak sector, in
soft-QCD and in jet physics. In many cases these measurements are unique and
complement well those of the other experiments at the LHC. This is because of
LHCb's forward geometry, low p_T acceptance and excellent particle
identification capabilities. Results and prospects will be presented based on
the 2010...
Lidia Dell'Asta
21/06/2011, 17:40
LHC Physics and Tevatron Results
The ATLAS Experiment is one of the two multi-purpose detectors at the LHC. During the year 2010 it has collected 45 pb-1 of pp collisions at a center-of-mass energy of 7 TeV. In this talk the ATLAS electroweak results with 2010 data will be described. We present measurements of total inclusive W and Z production cross sections, as well as differential cross sections and the W charge asymmetry....
Dr
Didar Dobur
22/06/2011, 09:00
LHC Physics and Tevatron Results
We give an overview of the most recent results on top quark properties and interactions, obtained using data collected with the CMS experiment during the years 2010-2011 at 7 TeV center-of-mass energy. Measurements are presented for both the inclusive top pair production cross section, using the dilepton, lepton+jets, hadronic and tau channels, as well as for various differential cross...
Prof.
Youngjoon Kwon
(Yonsei U)
22/06/2011, 09:50
Particle Factories, Accelerator Physics and future TeV scale colliders
Since the start of data-taking in 1999, the Belle experiment has produced prolific amount of new physics results in the heavy-flavor physics and CP violations. In this talk, we present the recent physics results from Belle, in particular in the decays of B and Bs mesons as well as some new results in the bottomonium spectroscopy. We will also talk about the prospects of the Belle-II experiment.
Dr
Mais Suleymanov
(COMSATS Inst. of Informat. Technol.)
22/06/2011, 11:20
LHC Physics and Tevatron Results
The scaling behavior of the v_2 at ultrarelativistic heavy ion collisions is considered as a signal of collective behavior of the partons in hot and/or dence hadronic matter [1-4]. The early results of CERN EMC [5-6] and JINR on the effect of limiting fragmentation of nuclei [7-9] were might be also explained through the collective behavior of the partons in the medium with extreme density....
Prof.
Choong Sun Kim
(Yonsei University)
22/06/2011, 11:40
LHC Physics and Tevatron Results
The updated CDF measurement of the forward-backward asymmetry (FBA) in the top quark production p{bar p} -> t{bar t} at Tevatron (with the CMS energy 1.96 TeV) shows a deviation of 2*sigma from the value predicted by the Standard QCD Model. We present calculation of this quantity in the scenario where colored unparticle physics contributes to the s-channel of the process, and obtain the...
Stephane Monteil
(in2p3 Clermont-Ferrand)
23/06/2011, 09:00
The physics case of the LHCb experiment will be introduced after a short description of the present flavour physics and CP violation physics landscape. An overview of the experiment will then be given, with a special emphasis on the detector and trigger performance. A selection of the main results of the LHCb collaboration, based on 2010
data and the currently available statistics recorded...
Andreas Salzburger
23/06/2011, 09:50
LHC Physics and Tevatron Results
With the LHC collecting first data at 7 TeV, plans are already advancing for a series of upgrades leading eventually to about five times the LHC design-luminosity some 10 years from now in the high luminosity LHC (HL-LHC) project. The goal is to extend the data set from about 300 fb-1 proposed for LHC running to 3000 fb-1 by around 2030. Coping with the high instantaneous and integrated...
Dr
Nicola Neri
23/06/2011, 11:00
Particle Factories, Accelerator Physics and future TeV scale colliders
The SuperB experiment is a next generation Super Flavour Factory
expected to accumulate 75ab^-1 of data at the Y(4S) in five years of nominal running, and will be built at the recently established Cabibbo Laboratory on the outskirts of Rome. In addition to running data at the Y(4S), SuperB will be able to accumulate data from the psi(3770) up to the Y(6S). A polarized electron beam enables...
Prof.
Peach Ken
23/06/2011, 11:50
Particle Factories, Accelerator Physics and future TeV scale colliders
New accelerator technology is required if we are to reach centre of mass energies much beyond 1 TeV in electron-positron collisions, in order to explore the new physics that is expected to be discovered at the LHC. CLIC, the Compact linear Collider, uses a novel two beam acceleration scheme, where energy is transferred from a high-current low energy electron drive beam at high gradient (100...
Dr
Ahmet Bingul
(Gaziantep U.)
23/06/2011, 14:00
LHC Physics and Tevatron Results
The ATLAS Transition Radiation Tracker (TRT) is the outermost of the three sub-systems of the ATLAS Inner Detector at the Large Hadron Collider at CERN. It consists of close to 300000 thin-wall drift tubes (straws) providing on average 30 two-dimensional space points with 0.12-0.15 mm resolution for charged particle tracks with |eta| < 2 and pT > 0.5 GeV. Along with continuous tracking, it...
Anwar Bhatti
23/06/2011, 14:20
LHC Physics and Tevatron Results
We present the results of searches for new physics in the all-hadronic final states with jets and missing transverse energy. The searches are performed using 36 1/pb of data collected in 2010 by the CMS experiment at the LHC in pp-collisions at a center-of-mass energy of 7 TeV. Various data-driven techniques used to measure the Standard Model background are demonstrated. No evidence for new...
Julian Wishahi
(Dortmund University)
23/06/2011, 14:40
LHC Physics and Tevatron Results
Precise measurements of CP violating effects in B hadron decays, and the search
for CP violation in the charm sector, are an important and sensitive way to
search for New Physics and constrain its nature. LHCb has a very wide programme
of such studies. These include the measurement of mixing induced CP-violation
in the B_s system, a precise determination of the unitarity triangle...
Dr
Ryan White
23/06/2011, 15:20
Particle Factories, Accelerator Physics and future TeV scale colliders
We report recent BABAR charm physics results, including CP violation studies in D+->Ks0pi+ and D+ ->Ks0 h+h+h-, a study of the Dalitz plot of Ds+->K+K-pi+, measurements of the mass and width of the Ds1(2536)+ and measurements of charm semileptonic decays. We also describe a recent
study of inclusive D(*)pi production in ccbar continuum.
Prof.
Vali Bashiry
(Cyprus International University)
23/06/2011, 15:40
Particle Factories, Accelerator Physics and future TeV scale colliders
The heavy fourth generation of quarks that have sufficiently small mixing with the three known SM families form hadrons. we calculate the masses and decay constants of the bound state objects containing two quarks (mesons beyond the SM) either both quarks from the SM4 or one from heavy forth generation and the other from observed SM quarks, namely heavy charm or bottom quark in the framework...
Dr
Yasuhiro Nishimura
(The University of Tokyo)
23/06/2011, 16:00
Particle Factories, Accelerator Physics and future TeV scale colliders
The MEG experiment is currently searching for the lepton-flavor-changing decay μ→eγ. Flavor mixing in the neutrino sector, which is implied by neutrino oscillations, leads to too small branching ratio of the μ→eγ in the Standard Model to be observed. Many extensions of the Standard Model such as Supersymmetric theories, however, bring the branching ratio of the decay within the reach of the...
Jean Pierre Revol
24/06/2011, 09:00
LHC Physics and Tevatron Results
I will provide a general overview of ALICE's most significant results at LHC, both in proton collisions and in lead nuclei collisions.
Prof.
Konstantin Zioutas
(Patras U.)
24/06/2011, 09:50
Neutrinos and Dark Matter
The CERN axion helioscope CAST will be presented, along with its results and the achievements reached so far. In addition to the inspiring direct solar axion search, the recently arisen new perspectives towards searching for particle candidates from the Hidden sector (‘paraphotons’) and also for the dark energy in cosmos (‘chameleons’), both of solar origin, will be presented; their detection...
Prof.
Omer Yavas
(Ankara University)
24/06/2011, 11:00
Particle Factories, Accelerator Physics and future TeV scale colliders
Turkish Accelerator Center (TAC) Project has started with support of State Planning Organization (SPO) of Turkey under coordination of Ankara University. After completing Feasibility Report (FR, 2000) and Conceptual Design Repot (CDR, 2005), third phase of project is started in 2006 as an inter-universities project with support of SPO. Third phase of project has two main scientific goals: to...
Mr
Cenk Yildiz
24/06/2011, 11:50
Neutrinos and Dark Matter
CERN Axion Solar Telescope (CAST) experiment is searching for axions coming from the sun. Inside transverse magnetic fields, axions can be converted into x-rays, which can be detected by x-ray detectors. The expected signal in CAST is 1-10 keV range. Low noise and low background detectors are highly necessary to increase sensitivity of the experiment. Micro Mesh Gaseous Structure (micromegas)...
Dr
Igor Garcia Irastorza
24/06/2011, 12:10
Neutrinos and Dark Matter
We present a proposal for a new generation axion helioscope, with a potential sensitivity to the axion photon coupling down to a few 10^-12 GeV^-1, 1-1.5 orders of magnitude beyond the CERN Axion Solar Telescope (CAST), currently the most powerful implementation of the axion helioscope concept. We show that such improvement is conceivable by fully exploiting innovations already introduced by...
Dr
Theopisti Dafni
24/06/2011, 14:00
Neutrinos and Dark Matter
Detectors in rare-event searches are required to follow a strict budget on radiopurity, but should also show good energy and space resolution, and stability over long periods of operation.
The Micromegas detectors have attracted a lot of attention since their invention in 1996, for their potential use in this field of particle physics, among others.
One example is the CAST (CERN Axion Solar...
Dr
Marco Andrea Carrettoni
(Universita` di milano bicocca)
24/06/2011, 14:20
Neutrinos and Dark Matter
Neutrinoless Double-Beta Decay is a rare transition that violates the lepton number by 2 units and is possible only if the neutrino is a massive Majorana particle: these properties makes the search for this decay a unique tool to probe neutrino properties. In this talk we will present the status of the CUORE experiment on Neutrinoless Double Beta Decay of 130Te. The Cryogenic Underground...
Dr
Marcello Barisonzi
(Bergische Universität Wuppertal)
24/06/2011, 14:40
LHC Physics and Tevatron Results
In 2010, ATLAS collected proton-proton collision data at a centre-of-mass energy of 7 TeV, for an integrated luminosity of ~35 pb-1. The high energy gave the possibility to produce a sizeable amount of top quarks, allowing for measurements of top quark properties and searches for BSM-predicted heavy resonances decaying in top-antitop pairs. Moreover, the large phase space at this energy...
Deniz Sunar Cerci
24/06/2011, 15:00
LHC Physics and Tevatron Results
We present measurements of the forward (3 < |eta| < 5) energy flow in minimum bias events and in events with either hard jets or W and Z bosons produced at central rapidities, as well as measurements of the inclusive forward jet cross section and of associated production of forward and central jets. Results are compared to MC models with different parameter tunes for the description of the...
Mr
Farhad Khalil-Zada
(Azerbaijan Nat. Acad. of Sciences (ANAS))
24/06/2011, 15:40
LHC Physics and Tevatron Results
The electric charge quantization and fixing conditions of particles are found using a number of gauge theories, and it is shown that the presence of Higgs fields is a necessary condition for the electric charge quantization in the considered models. The dependence of the electric charge quantization conditions from the hypercharge of the Higgs fields, the identity of electric charge...
Prof.
ELSEN VELI VELIEV
(Department of Physics, Kocaeli University, 41380 Izmit, Turkey)
24/06/2011, 16:00
LHC Physics and Tevatron Results
We calculate the masses and leptonic decay constants of the heavy vector quarkonia, $J/\psi$ and $\Upsilon$ mesons at finite temperature. In particular, considering the thermal spectral density as well as additional operators coming up at finite temperature, the thermal QCD sum rules are acquired. Our numerical calculations demonstrate that the masses and decay constants are insensitive to the...
Dr
Jale SÜNGÜ
(Kocaeli university)
24/06/2011, 16:20
LHC Physics and Tevatron Results
The strong coupling constants, $g_{B^{\ast}_{s}BK}$, $g_{D^{\ast}_{s}D K}$, where $K_1$ is pseudoscalar kaon meson, are calculated in the framework of three-point QCD sum rules. In particular, the correlation functions of the considered vertices when both $B(D)$ and $K$ mesons are off-shell are evaluated. A comparison of the obtained result with the existing prediction on...
Dr
Oznur Mete
(CERN / EPFL)
24/06/2011, 17:00
Particle Factories, Accelerator Physics and future TeV scale colliders
The Compact Linear Collider (CLIC) study proposes a multi-TeV, high luminosity, electron-positron linear collider in order to fulfill the current need for a lepton collider. The study has been started in the late 80s at CERN and currently is a joint effort with a collaboration of 40 institutes. An innovative scheme of high peak RF power production for the high accelerating gradient has been...
Hatice DURAN YILDIZ
(Dumlupinar University)
24/06/2011, 17:20
Particle Factories, Accelerator Physics and future TeV scale colliders
We study start-to-end simulations of the proposed TAC SASE FEL facility. Astra Code simulates electron gun, including space charge effect while Elegant Code simulates to track particle distribution from the accelerator modules through the entrance of the undulator. Elegant Code includes weak field but does not include space charge effects. Undulator optimization is managed by Genesis 1.3. In...
Nicola Neri
(INFN Sezione Di Milano)
25/06/2011, 09:00
Particle Factories, Accelerator Physics and future TeV scale colliders
We report recent results based on the entire BaBar data sample, which consists of about 433 fb-1 recorded at the Ups(4S), 30 fb-1 recorded at the Ups(3S), 14 fb-1 recorded at the Ups(2S) and of 54 fb-1 off-peak data recorded close to a center-of-mass energy of 10.6 GeV. The results include searches for CP violation in charm and tau decays, searches for FCNC, lepton flavor violating and lepton...
Antonia Di Crescenzo
(University of Naples)
25/06/2011, 09:50
Neutrinos and Dark Matter
The OPERA long-baseline oscillation experiment is located in the underground Gran Sasso laboratory in Italy.
OPERA has been designed to observe nu-mu -> nu-tau appearance in the CNGS nu-mu beam, 730 km away from its source at CERN. The apparatus consists of a large set of emulsion-lead targets combined with electronic detectors.
The target consists of 150,000 Emulsion Cloud Chambers (ECC)...
Prof.
Saleh Sultansoy
(TOBB-ETU)
25/06/2011, 11:00
LHC Physics and Tevatron Results
Existence of the fourth family follows from the basics of the standard model (SM) and the actual mass spectrum of the third family fermions. During the last two decades, the fourth SM family studies were almost blocked by incorrect interpretation of the precision electroweak data. Despite to the studies done 10 years ago this misinterpretation continued to have a place in Particle Data Group...
John Dainton
25/06/2011, 11:50
Particle Factories, Accelerator Physics and future TeV scale colliders
The achievement of colliding hadron beams with multi-TeV energy/unit charge at the LHC is already exposing the nature of physics in quark-quark, quark-gluon and gluon-gluon interactions at the “Terascale”. The Standard Model (SM) is the gauge with which we identify and establish observation of physics at the smallest distances. Its precise quantification remains therefore pivotal to discovery,...
