Yazar "Bergauer, T." için Makale Koleksiyonu listeleme
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Angular coefficients of Z bosons produced in pp collisions at s=8 TeV and decaying to ?+?? as a function of transverse momentum and rapidity
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)Measurements of the five most significant angular coefficients, A0 through A4, for Z bosons produced in pp collisions at s=8 TeV and decaying to ?+?? are presented as a function of the transverse momentum and rapidity of ... -
The effects of hyperbaric oxygen therapy on experimental colon anastomosis after preoperative chemoradiotherapy
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (International College of Surgeons, 2013)The aim of the present study was to investigate the effect of hyperbaric oxygen therapy (HBOT) on colon anastomosis after chemoradiotherapy (CRT). Sixty female Wistar- Albino rats were divided into 5 groups and underwent ... -
Long-range two-particle correlations of strange hadrons with charged particles in pPb and PbPb collisions at LHC energies
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)Measurements of two-particle angular correlations between an identified strange hadron (KS 0 or ?/??) and a charged particle, emitted in pPb collisions, are presented over a wide range in pseudorapidity and full azimuth. ... -
Measurement of the ratio B(Bs0 ? J/?f0(980))/B(Bs0 ? J/??(1020)) in pp collisions at ?s=7 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2016)A measurement of the ratio of the branching fractions of the Bs0 meson to J/?f0(980) and to J/??(1020) is presented. The J/?, f0(980), and ?(1020) are observed through their decays to ?+?-, ?+?-, and K+K-, respectively. ... -
Measurement of the ratio of the production cross sections times branching fractions of Bc±? J/??± and B± ? J/?K± and (Formula presented.) in pp collisions at (Formula presented.) TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Springer Verlag, 2015)The ratio of the production cross sections times branching fractions (Formula presented.)(Formula presented.) is studied in proton-proton collisions at a center-of-mass energy of 7 TeV with the CMS detector at the LHC. The ... -
Measurement of the W boson helicity in events with a single reconstructed top quark in pp collisions at ?s = 8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Springer Verlag, 2015)A measurement of the W boson helicity is presented, where the W boson originates from the decay of a top quark produced in pp collisions. The event selection, optimized for reconstructing a single top quark in the final ... -
Measurement of the Z boson differential cross section in transverse momentum and rapidity in proton–proton collisions at 8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)We present a measurement of the Z boson differential cross section in rapidity and transverse momentum using a data sample of pp collision events at a centre-of-mass energy s=8 TeV, corresponding to an integrated luminosity ... -
Measurement of the Z? production cross section in pp collisions at 8 TeV and search for anomalous triple gauge boson couplings
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Springer Verlag, 2015)Abstract: The cross section for the production of Z? in proton-proton collisions at 8 TeV is measured based on data collected by the CMS experiment at the LHC corresponding to an integrated luminosity of 19.5 fb?1. Events ... -
Measurements of the ?(1S), ?(2S), and ?(3S) differential cross sections in pp collisions at s=7TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)Differential cross sections as a function of transverse momentum pT are presented for the production of ?(nS) (n = 1, 2, 3) states decaying into a pair of muons. Data corresponding to an integrated luminosity of 4.9fb?1 ... -
Observation of the rare B0s??+?- decay from the combined analysis of CMS and LHCb data
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Nature Publishing Group, 2015)The standard model of particle physics describes the fundamental particles and their interactions via the strong, electromagnetic and weak forces. It provides precise predictions for measurable quantities that can be tested ... -
Performance of electron reconstruction and selection with the CMS detector in proton-proton collisions at ?s = 8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Institute of Physics Publishing, 2015)The performance and strategies used in electron reconstruction and selection at CMS are presented based on data corresponding to an integrated luminosity of 19.7 fb-1, collected in proton-proton collisions at ?s = 8 TeV ... -
Performance of photon reconstruction and identification with the CMS detector in proton-proton collisions at s = 8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Institute of Physics Publishing, 2015)A description is provided of the performance of the CMS detector for photon reconstruction and identification in proton-proton collisions at a centre-of-mass energy of 8 TeV at the CERN LHC. Details are given on the ... -
Performance of the CMS missing transverse momentum reconstruction in pp data at ?s = 8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Institute of Physics Publishing, 2015)The performance of missing transverse energy reconstruction algorithms is presented using ?s = 8 TeV proton-proton (pp) data collected with the CMS detector. Events with anomalous missing transverse energy are studied, and ... -
Production of leading charged particles and leading charged-particle jets at small transverse momenta in pp collisions at s =8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (American Physical Society, 2015)The per-event yield of the highest transverse momentum charged particle and charged-particle jet, integrated above a given pTmin threshold starting at pTmin=0.8 and 1 GeV, respectively, is studied in pp collisions at s=8 ... -
Search for a standard model-like Higgs boson in the ?+?? and e+e? decay channels at the LHC
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)A search is presented for a standard model-like Higgs boson decaying to the ?+?? or e+e? final states based on proton–proton collisions recorded by the CMS experiment at the CERN LHC. The data correspond to integrated ... -
Search for disappearing tracks in proton-proton collisions at TeV.
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Springer Verlag, 2015)Abstract: A search is presented for long-lived charged particles that decay within the CMS detector and produce the signature of a disappearing track. Disappearing tracks are identified as those with little or no associated ... -
Search for heavy Majorana neutrinos in ?±?± + jets events in proton-proton collisions at s=8 TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)A search is performed for heavy Majorana neutrinos (N) using an event signature defined by two muons of the same charge and two jets (?±?±jj). The data correspond to an integrated luminosity of 19.7 fb-1 of proton-proton ... -
Search for lepton-flavour-violating decays of the Higgs boson
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)The first direct search for lepton-flavour-violating decays of the recently discovered Higgs boson (H) is described. The search is performed in the H???e and H???h channels, where ?e and ?h are tau leptons reconstructed ... -
Search for narrow high-mass resonances in proton–proton collisions at s=8 TeV decaying to a Z and a Higgs boson
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Elsevier B.V., 2015)A search for a narrow, high-mass resonance decaying into Z and Higgs (H) bosons is presented. The final state studied consists of a merged jet pair and a ? pair resulting from the decays of Z and H bosons, respectively. ... -
Search for neutral color-octet weak-triplet scalar particles in proton-proton collisions at ?s= 8TeV
Khachatryan, V.; Sirunyan, A. M.; Tumasyan, A.; Adam, W.; Bergauer, T.; Dragicevic, M.; Collaboration (Springer Verlag, 2015)Abstract: A search for pair production of neutral color-octet weak-triplet scalar particles (?0) is performed in processes where one ?0 decays to a pair of b quark jets and the other to a Z boson plus a jet, with the Z ...