Conveners
02 - The Standard Model and Electroweak Symmetry Breaking
- Stefan Dittmaier (Universitaet Freiburg)
02 - The Standard Model and Electroweak Symmetry Breaking
- Maarten Boonekamp (DAPNIA)
02 - The Standard Model and Electroweak Symmetry Breaking
- Dmitri Denisov (Fermi National Accelerator Laboratory (FNAL))
02 - The Standard Model and Electroweak Symmetry Breaking
- Giampiero Passarino (Torino University)
02 - The Standard Model and Electroweak Symmetry Breaking
- Sally Dawson (BNL)
02 - The Standard Model and Electroweak Symmetry Breaking
- Maarten Boonekamp (DAPNIA)
02 - The Standard Model and Electroweak Symmetry Breaking
- Stefan Dittmaier (Universitaet Freiburg)
02 - The Standard Model and Electroweak Symmetry Breaking
- Dmitri Denisov (Fermi National Accelerator Laboratory (FNAL))
-
Amita Raval (DESY)22/07/2010, 09:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkA search for events containing an isolated electron or muon and missing transverse momentum produced in eยฑp collisions is performed with the H1 and ZEUS detectors at HERA. The data were taken in the period 1994-2007 and correspond to an integrated luminosity of 0.98 fb-1. The total single W boson production cross section is measured as 1.06 ยฑ 0.16 (stat.) ยฑ 0.07 (sys.) pb, in agreement with a...Go to contribution page
-
Vladimir Chekelian (MPI fuer Physik)22/07/2010, 09:1502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkUsing the deep inelastic e+p and e-p neutral and charged current scattering cross sections, including data with polarised electron beams, a combined electroweak and QCD analysis is performed. The inclusive single differential cross section d(sigma)/d(Q^2) and the reduced double differential cross section sigma tilde(x,Q^2) are presented for the charged current process, e+/- p -> nu X, in...Go to contribution page
-
Terry Wyatt (University of Manchester)22/07/2010, 09:3002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present results of W and Z boson studies at the Tevatron including Drell-Yan cross sections measurement, W boson charge asymmetry, Z/gamma forward-backward asymmetry as well as transverse momentum distribution.Go to contribution page
-
Laurent Serin (Laboratoire de l''Accelerateur Lineaire (LAL) (IN2P3) (LAL))22/07/2010, 09:5002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkThe first measurement of the production cross-sections for W and Z bosons in proton-proton interactions at sqrt(s) = 7 TeV are reported from the ATLAS experiment. Based on its excellent capability for reconstructing both high pT electrons and muons, the electron and the muon decay modes of the W/Z bosons are compared. First results for the ratio of W/Z production and of W+/W- production will...Go to contribution page
-
Prof. Jeremiah Mans (University of Minnesota/CMS)22/07/2010, 10:1002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkThe production of W and Z bosons has been observed in pp collisions at a center-of-mass energy of 7 TeV using data collected in the CMS experiment. W events were selected containing an isolated, energetic electron or muon. The presence of an energetic neutrino is demonstrated using the distribution of missing transverse energy (MET), which is calculated from calorimetric and tracking...Go to contribution page
-
Peter Uwer (Humboldt-Universitรคt zu Berlin)22/07/2010, 11:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe review recent theoretical progress concerning top-quark pair production at the Tevatron and LHC. In particular we present updated theoretical predictions taken into account the newest pdf's. Furthermore we comment on the possibility of a direct measurement of the running top-quark mass.Go to contribution page
-
Breese Quinn (University of Mississippi)22/07/2010, 11:2202 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkUsing events containing an isolated lepton and missing transverse energy, together with jets originating from the fragmentation of b quarks, we measure the cross section of single top quark production. Measurements of the t-channel and s-channel, matrix element Vtb and search for Flavor Changing Neutral Currents are also performed.Go to contribution page
-
Fabrizio Margaroli (Purdue)22/07/2010, 11:4502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present precision measurements of the top quark pair production cross sections in ppbar collisions at a center of mass energy of sqrt(s)=1.96 TeV in up to 5 fb-1 of data as well as results of study of kinematics distributions of top quark pairs produced.Go to contribution page
-
Prof. Nikolaos Kidonakis (Kennesaw State University)22/07/2010, 12:0802 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkI present the latest theoretical developments in the calculation of the cross section for top-antitop pair production and single top quark production via all main partonic channels. Higher-order corrections from resummation of soft gluons are added through NNLL accuracy. Detailed numerical results are presented for the cross section and transverse momentum distributions at the Tevatron and LHC...Go to contribution page
-
Dr Tobias Kasprzik (KIT, Karlsruhe)22/07/2010, 14:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkThe investigation of weak bosons (W^+/W^-,Z) produced with associated hard QCD jets will be of great phenomenological interest at the LHC, since such processes constitute an important background to a large variety of BSM-physics signatures. At the same time - owing to their large production cross sections and the clear decay signatures of the vector bosons - they can be used to monitor and...Go to contribution page
-
Joseph Haley (FNAL)22/07/2010, 14:2202 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present results of the WZ production cross section measurement and W mass measurement in electron channel with the DZero detector at sqrt(s) = 1.96 TeV.Go to contribution page
-
viviana cavaliere (INFN Pisa)22/07/2010, 14:4202 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present studies of the WW and WZ production cross sections with CDF II detector from p-pbar collisions at sqrt(s) = 1.96 TeV in different final states.Go to contribution page
-
Prof. Thomas Phillips (Duke University)22/07/2010, 15:0202 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkStudies of di-boson production including production of ZZ and Zg production and updated stringent limits on triple gauge boson couplings will be presented. The ZZ sample is used also to search for gg โ H โ ZZ to constrain fourth generation fermion models.Go to contribution page
-
Dr David South (DESY)22/07/2010, 15:2502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkEvents with at least two high transverse momentum leptons (electrons or muons) are studied using the H1 and ZEUS detectors at HERA. Seven di- and tri-lepton events are observed in e+p collision data with a scalar sum of the lepton transverse momenta above 100 GeV, while 1.94 +- 0.17 events are expected. Such events are not observed in e-p collisions for which 1.19 +- 0.12 are predicted. A...Go to contribution page
-
Mr Julien Baglio (Theoretical Physics Laboratory, Orsay)22/07/2010, 16:1502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkI will present an update of the theoretical predictions for the production cross sections of the Standard Model Higgs boson at the Tevatron collider. The two main search channels will be discussed, the gluon-gluon fusion mechanism gg โ H and the Higgs-strahlung process q qbar โ VH with V=W/Z, including all relevant higher order QCD and electroweak corrections in perturbation theory. A thorough...Go to contribution page
-
Yoshikazu Nagai (FNAL)22/07/2010, 16:4002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe have searched for the Standard Model Higgs boson in the low mass region using CDF detector at the Tevatron. Results with over 5 fb-1 of integrated luminosity will be presented.Go to contribution page
-
Yuji Enari (LPNHE Paris Universtat VI&VII)22/07/2010, 17:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe have searched for the Standard Model Higgs boson in the low mass region using DZero detector at the Tevatron. Results with over 6 fb-1 of integrated luminosity will be presented.Go to contribution page
-
Dr Donatella Lucchesi (INFN Padova)22/07/2010, 17:2002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe have searched for the Standard Model Higgs boson in the high mass region using CDF detector at the Tevatron. Results with over 5 fb-1 of integrated luminosity will be presented.Go to contribution page
-
Boris Tuchming (CEA Saclay)22/07/2010, 17:4002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe have searched for the Standard Model Higgs boson in the high mass region using DZero detector at the Tevatron. Results with up to 7 fb-1 of integrated luminosity will be presented.Go to contribution page
-
Matthias Neubert (Mainz University)23/07/2010, 09:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkPrecision Predictions for Top-Quark Pair Production at Hadron Colliders Content Precision predictions for phenomenologically interesting observables such as the t-tbar invariant mass distribution and forward-backward asymmetry in top-quark pair production at hadron colliders require control over the differential cross section in perturbative QCD. We improve existing calculations of the...Go to contribution page
-
Mr Viatcheslav Sharyy (CEA-Saclay)23/07/2010, 09:2002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkStudies of top quark properties, including spin correlations, W boson helicity, forward backward asymmetry, Wtb coupling as well as search for anomalous top quark couplings with the D0 detector will be presented.Go to contribution page
-
Andrew Eppig (University of Michigan)23/07/2010, 09:4502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkStudies of top quark properties, including spin correlations, W polarization and forward backward asymmetry at the Tevatron's CDF detector will be presented as well as results of searches for light Higgs boson in top quark decays.Go to contribution page
-
Dr Pedro Ruiz-Femenia (RWTH Aachen University)23/07/2010, 10:1002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe analyse subleading electroweak effects in the top anti-top resonance production region in e+ e- collisions which arise due to the decay of the top and anti-top quarks into the W+ W- b bbar final state. These are NLO corrections adopting the non-relativistic power counting v ~ alpha_s ~ sqrt(alpha_EW). In contrast to the QCD corrections which have been calculated (almost) up to NNNLO, the...Go to contribution page
-
Alexander Grohsjean (Ludwig-Maximilians-Univ. Muenchen)23/07/2010, 11:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe report a set of measurements of the top quark mass obtained from proton-antiproton collisions at a center-of-mass energy of 1.96 TeV at the Fermilab Tevatron with the DZero detector using different decay modes and analysis methods. We present measurements of the top quark width, and mass difference between the top and anti-top quark as well.Go to contribution page
-
Hyunsu Lee (University of Chicago)23/07/2010, 11:2502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe report a measurement of the top quark mass obtained from proton-antiproton collisions at a center-of-mass energy of 1.96 TeV at the Fermilab Tevatron using the CDF II detector using different decay modes and analysis methods. We present measurements of the top quark width, and mass difference between the top and anti-top quark in the lepton+jets channel as well.Go to contribution page
-
Tim Christiansen (CERN)23/07/2010, 11:5002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkThe top quark is a fundamental building block of the standard model. Due to the large cross section, top-antitop pairs will be copiously produced in high energy proton-proton collisions at the Large Hadron Collider (LHC). We present the first results of a selection of top-quark pair production events in the dilepton channel, where both W-bosons from the top quarks decay leptonically into...Go to contribution page
-
Arnaud Lucotte (LPSC Laboratoire de Physique Subatomique et de Cosmologie (LPSC))23/07/2010, 12:1002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkFirst results from the ATLAS experiment at the LHC at center of mass energy of 7 TeV on top quark studies will be presented. In addition prospects on top quark studies at ATLAS including the top quark mass, top quark decay properties, spin correlations and anomalous couplings, rare decays and single top quark production will be discussed.Go to contribution page
-
Prof. Giampiero Passarino (Torino University)23/07/2010, 14:0002 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkHiggs production cross sections, including electroweak NLO corrections will be discussedGo to contribution page
-
Krisztian Peters (FNAL)23/07/2010, 14:2502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present a search for Higgs bosons decaying to the di-photon final state using 5 fb-1 of data at a center-of-mass energy of sqrt(s)=1.96~TeV at the Fermilab Tevatron collider. Whilst the branching ratio to the di-photon final state is small in the Standard Model, this channel contributes appreciably to the overall Higgs sensitivity at Tevatron. In parallel, the limit is re-interpreted in...Go to contribution page
-
Pierluigi Totaro (INFN-Sezione di Trieste)23/07/2010, 14:4502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present a search for a Standard Model Higgs boson in events with a final state containing two taus and two jets at a center-of-mass energy of sqrt(s)=1.96 TeV at the Fermilab Tevatron collider. The final states are sensitive to a combination of associated production of a W/Z boson with a Higgs boson, vector boson fusion and gluon-gluon fusion production processes. Inclusion of the data set...Go to contribution page
-
Abid Patwa (Brookhaven National Laboratory (BNL))23/07/2010, 15:0502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present a search for non-Standard Model Higgs bosons at a center-of-mass energy of sqrt(s)=1.96 TeV using up to 6 fb-1 of Tevatron data. Searches for charged and neutral Higgs bosons predicted in MSSM and NMSSM models will be discussed.Go to contribution page
-
Prof. Sally Dawson (BNL)23/07/2010, 15:2502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe present the one-loop electroweak effects for the process of semi-inclusive b-Higgs production at the LHC. The electroweak effects are significant for heavy Higgs bosons and can be obtained using an effective theory approach. We also discuss new results for the merging of the 4 flavor number parton distribution scheme and the 5-flavor number parton distribution scheme for the calculation...Go to contribution page
-
Martin Goebel (DESY - University of Hamburg)23/07/2010, 16:1502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkGfitter results from the global Standard Model (SM) fit to electroweak precision data, including newest Tevatron measurements, are reviewed and discussed. Constraints on the Higgs and top-quark masses, as well as on alpha_s(M_Z), are studied in some detail, and outlooks to the LHC and ILC eras are presented. Information from the electroweak fit on loop contributions from beyond-SM models is...Go to contribution page
-
Michael Mulhearn (University of Virginia)23/07/2010, 16:3502 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkA combination of searches for Standard Model and beyond Standard Model Higgs boson production at DZero using a data sample up to 7 fb-1 of integrated luminosity is performed. For Standard Model searches we determine combined upper 95% C.L. limits on the ratio of the Higgs boson cross section times the branching ratio to its Standard Model prediction for Higgs boson masses between 100 and 200 GeV/c2.Go to contribution page
-
Karolos Potamianos (Purdue University)23/07/2010, 16:5702 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkA combination of searches for Standard Model and beyond Standard Model Higgs boson production at CDF using a data sample up to 6.0 fb-1 of integrated luminosity is performed. For Standard Model searches we determine combined upper 95% C.L. limits on the ratio of the Higgs boson cross section times the branching ratio to its Standard Model prediction for Higgs boson masses between 100 and 200 GeV/c2.Go to contribution page
-
Tatsuya Masubuchi (University of Tokyo)23/07/2010, 17:1902 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkThe search for Higgs bosons at the Large Hadron Collider (LHC) is based on the analysis of independent final states, such as photon, tau, W and Z pairs. The Higgs discovery potential of ATLAS for each independent final state, as well as for combined channels, is reviewed and discussed. Results are presented for an integrated luminosity for 1/fb at 7 TeV center of mass energy at the LHC....Go to contribution page
-
Dr Marat Gataullin (Caltech)23/07/2010, 17:3902 - The Standard Model and Electroweak Symmetry BreakingParallel Session TalkWe overview the prospects for Higgs boson searches with a data sample of 1 fb-1 to be collected in pp-collisions at 7 TeV. We present sensitivity projections for SM-like decay modes HโWWโ2l2v, HโZZโ4l, Hโ ฮณฮณ (including their combination), the MSSM-like signature ppโbbฮฆโbb(ฯฯ), and, also discuss a few other possible models/searches. Preliminary results of data analyses validating a number of...Go to contribution page