87 documents found, page 1 of 9
Measurement of inclusive W and Z boson production cross sections in pp collisio...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.; Frühwirth, R.Made available in DSpace on 2022-04-29T10:42:32Z (GMT). No. of bitstreams: 0 Previous issue date: 2014-05-14; National Science Foundation; National Natural Science Foundation of China; A measurement of total and fiducial inclusive W and Z boson production cross sections in pp collisions at s=8TeV is presented. Electron and muon final states are analyzed in a data sample collected with the CMS detector correspon...
Search for excited leptons in pp collisions at s=7 TeV
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Aguilo, E.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.Made available in DSpace on 2022-04-29T08:14:46Z (GMT). No. of bitstreams: 0 Previous issue date: 2013-03-26; Results are presented of a search for compositeness in electrons and muons using a data sample of pp collisions at a center-of-mass energy s=7 TeV collected with the CMS detector at the LHC and corresponding to an integrated luminosity of 5.0 fb−1. Excited leptons (ℓ⁎) are assumed to be produced via con...
Study of the dijet mass spectrum in pp→W+jets events at √s=7 TeV
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Aguilo, E.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.Made available in DSpace on 2022-04-29T06:25:24Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-12-21; We report an investigation of the invariant mass spectrum of the two jets with highest transverse momentum in pp→W+2-jet and W+3-jet events to look for resonant enhancement. The data sample corresponds to an integrated luminosity of 5.0 fb-1 collected with the CMS detector at √s=7 TeV. We find no eviden...
Search for heavy neutrinos and WR bosons with right-handed couplings in a left-...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Aguilo, E.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.Made available in DSpace on 2022-04-29T06:37:19Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-12-27; Results are presented from a search for heavy, right-handed muon neutrinos, Nμ, and right-handed WR bosons, which arise in the left-right symmetric extensions of the standard model. The analysis is based on a 5.0 fb-1 sample of proton-proton collisions at a center-of-mass energy of 7 TeV, collected by t...
Measurement of the tt̄ production cross section in pp collisions at √s=7TeV in ...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.; Frühwirth, R.Made available in DSpace on 2022-04-29T02:57:51Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-06-19; The top quark pair production cross section is measured in dilepton events with one electron or muon, and one hadronically decaying τ lepton from the decay tt̄→(ν)(τ hν τ)bb̄, (=e,μ). The data sample corresponds to an integrated luminosity of 2.0fb -1 for the electron channel and 2.2fb -1 for the muon c...
Search for dark matter and large extra dimensions in pp collisions yielding a p...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.; Frühwirth, R.Made available in DSpace on 2022-04-29T03:22:09Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-06-27; Results are presented from a search for new physics in the final state containing a photon (γ) and missing transverse energy (E T). The data correspond to an integrated luminosity of 5.0fb -1 collected in pp collisions at √s=7TeV by the CMS experiment. The observed event yield agrees with standard-model...
Search for the standard model Higgs boson in the decay channel H→ZZ→4l in pp co...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.; Frühwirth, R.Made available in DSpace on 2022-04-29T03:58:14Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-03-13; A search for a Higgs boson in the four-lepton decay channel H→ZZ, with each Z boson decaying to an electron or muon pair, is reported. The search covers Higgs boson mass hypotheses in the range of 110<m H< 600GeV. The analysis uses data corresponding to an integrated luminosity of 4.7fb -1 recorded by t...
Azimuthal anisotropy of charged particles at high transverse momenta in Pb-Pb c...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.; Frühwirth, R.Made available in DSpace on 2022-04-29T04:10:44Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-07-10; The azimuthal anisotropy of charged particles in Pb-Pb collisions at √s NN=2.76TeV is measured with the CMS detector at the LHC over an extended transverse momentum (p T) range up to approximately 60GeV/c. The data cover both the low-p T region associated with hydrodynamic flow phenomena and the high-p ...
Search for pair production of first- and second-generation scalar leptoquarks i...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Aguilo, E.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.Made available in DSpace on 2022-04-29T05:11:54Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-09-27; Results are presented from a search for the pair production of first- and second-generation scalar leptoquarks in proton-proton collisions at √s=7TeV. The data sample corresponds to an integrated luminosity of 5.0fb -1, collected by the CMS detector at the LHC. The search signatures involve either two c...
Search for supersymmetry in events with b-quark jets and missing transverse ene...
Chatrchyan, S.; Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Aguilo, E.; Bergauer, T.; Dragicevic, M.; Erö, J.; Fabjan, C.; Friedl, M.Made available in DSpace on 2022-04-29T05:37:15Z (GMT). No. of bitstreams: 0 Previous issue date: 2012-10-26; Results are presented from a search for physics beyond the standard model based on events with large missing transverse energy, at least three jets, and at least one, two, or three b-quark jets. The study is performed using a sample of proton-proton collision data collected at √s=7TeV with the CMS detec...