65 documents found, page 1 of 7
CMS physics technical design report: Addendum on high density QCD with heavy ions
d'Enterria, D.; Ballintijn, M.; Bedjidian, M.; Hofman, D.; Kodolova, O.; Loizides, C.; Lokthin, I. P.; Lourenço, C.; Mironov, C.; Petrushanko, S. V.Made available in DSpace on 2022-04-28T20:22:10Z (GMT). No. of bitstreams: 0 Previous issue date: 2007-11-01; This report presents the capabilities of the CMS experiment to explore the rich heavy-ion physics programme offered by the CERN Large Hadron Collider (LHC). The collisions of lead nuclei at energies , will probe quark and gluon matter at unprecedented values of energy density. The prime goal of this res...
Measurement of the B0 production cross section in pp collisions at √s=7TeV
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 2022-04-28T22:49:44Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-06-20; National Science Foundation; Measurements of the differential production cross sections dσ/dpTB and dσ/dyB for B0 mesons produced in pp collisions at √s=7TeV are presented. The data set used was collected by the CMS experiment at the LHC and corresponds to an integrated luminosity of 40pb-1. The product...
Search for supersymmetry in pp collisions at √s=7TeV in events with two photons...
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 2022-04-28T23:01:33Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-05-24; National Science Foundation; A search for supersymmetry in the context of general gauge-mediated breaking with the lightest neutralino as the next-to-lightest supersymmetric particle and the gravitino as the lightest is presented. The data sample corresponds to an integrated luminosity of 36pb-1 recorde...
Study of Z boson production in PbPb collisions at √s NN=2.76TeV
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 2022-04-28T23:24:48Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-05-24; A search for Z bosons in the μ+μ- decay channel has been performed in PbPb collisions at √sNN=2.76TeV with the CMS detector at the LHC, in a 7.2μb-1 data sample. The number of opposite-sign muon pairs observed in the 60-120GeV/c2 invariant mass range is 39, corresponding to a yield per unit of rapidity ...
Search for neutral minimal supersymmetric standard model higgs bosons decaying ...
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 2022-04-28T23:36:31Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-06-08; A search for neutral minimal supersymmetric standard model (MSSM) Higgs bosons in pp collisions at the LHC at a center-of-mass energy of 7 TeV is presented. The results are based on a data sample corresponding to an integrated luminosity of 36pb-1 recorded by the CMS experiment. The search uses decays o...
Measurement of the polarization of w bosons with large transverse momenta in W+...
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 2022-04-28T23:48:53Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-07-06; National Science Foundation; A first measurement of the polarization of W bosons with large transverse momenta in pp collisions is presented. The measurement is based on 36pb⊃-1 of data recorded at √s=7TeV by the CMS detector at the LHC. The left-handed, right-handed, and longitudinal polarization fract...
Indications of suppression of excited? States in Pb-Pb collisions at sNN2.76 TeV
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 2022-04-28T23:59:55Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-07-28; A comparison of the relative yields of Υ resonances in the μ+μ- decay channel in Pb-Pb and pp collisions at a center-of-mass energy per nucleon pair of 2.76TeV is performed with data collected with the CMS detector at the LHC. Using muons of transverse momentum above 4GeV/c and pseudorapidity below 2.4,...
Observation and studies of jet quenching in PbPb collisions at √sNN=2.76 TeV
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 2022-04-29T00:13:46Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-08-12; Jet production in PbPb collisions at a nucleon-nucleon center-of-mass energy of 2.76 TeV was studied with the Compact Muon Solenoid (CMS) detector at the LHC, using a data sample corresponding to an integrated luminosity of 6.7μb-1. Jets are reconstructed using the energy deposited in the CMS calorimete...
Measurement of the t-channel single top quark production cross section 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 2022-04-29T00:38:05Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-08-25; Electroweak production of the top quark is measured for the first time in pp collisions at √s=7TeV, using a data set collected with the CMS detector at the LHC and corresponding to an integrated luminosity of 36pb-1. With an event selection optimized for t-channel production, two complementary analyses ...
Measurement of the inclusive jet cross section in pp collisions at √s=7TeV
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 2022-04-29T00:50:33Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-09-19; National Science Foundation; The inclusive jet cross section is measured in pp collisions with a center-of-mass energy of 7 TeV at the Large Hadron Collider using the CMS experiment. The data sample corresponds to an integrated luminosity of 34pb -1. The measurement is made for jet transverse momenta in...