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Приказ резултата 101-110 од 110
Measurement of the Upsilon(1S), Upsilon(2S), and Upsilon(3S) cross sections in pp collisions at root s=7 TeV
(Physics Letters B, 2013)
The Upsilon(1S), Upsilon(2S), and Upsilon(3S) production cross sections are measured using a data sample corresponding to an integrated luminosity of 35.8 +/- 1.4 pb(-1) of proton-proton collisions at root s = 7 TeV, ...
Search for flavor changing neutral currents in top quark decays in pp collisions at 7 TeV
(Physics Letters B, 2013)
The results of a search for flavor changing neutral currents in top quark decays t - GT Zq in events with a topology compatible with the decay chain t (t) over bar - GT Wb + Zq - GT lvb + llq are presented. The search is ...
Study of W boson production in PbPb and pp collisions at root s(NN)=2.76 TeV
(Physics Letters B, 2012)
A measurement is presented of W-boson production in PbPb collisions carried out at a nucleon-nucleon (NN) centre-of-mass energy root S-NN of 2.76 TeV at the LHC using the CMS detector. In data corresponding to an integrated ...
Search for a new bottomonium state decaying to Upsilon(1S)pi(+)pi(-) in pp collisions at root s=8 TeV
(Physics Letters B, 2013)
The results of a search for the bottomonium counterpart, denoted as X-b, of the exotic charmonium state X(3872) is presented. The analysis is based on a sample of pp collisions at,root s = 8 TeV collected by the CMS ...
Measurement of the charge asymmetry in top-quark pair production in proton-proton collisions at root s=7 TeV
(Physics Letters B, 2012)
The difference in angular distributions between top quarks and antiquarks, commonly referred to as the charge asymmetry, is measured in pp collisions at the LHC with the CMS experiment. The. data sample corresponds to an ...
Measurement of isolated photon production in pp and PbPb collisions at root s(NN)=2.76 TeV
(Physics Letters B, 2012)
Isolated photon production is measured in proton-proton and lead-lead collisions at nucleon-nucleon centre-of-mass energies of 2.76 TeV in the pseudorapidity range vertical bar eta vertical bar LT 1.44 and transverse ...
Search for heavy lepton partners of neutrinos in proton-proton collisions in the context of the type III seesaw mechanism
(Physics Letters B, 2012)
A search is presented in proton-proton collisions at root s = 7 TeV for fermionic triplet states expected in type Ill seesaw models. The search is performed using final states with three isolated charged leptons and an ...
Search for heavy narrow dilepton resonances in pp collisions at root s=7 TeV and root s=8 TeV
(Physics Letters B, 2013)
An updated search for heavy narrow resonances decaying to muon or electron pairs using the CMS detector is presented. Data samples from pp collisions at root s = 7 TeV and 8 TeV at the LHC, with integrated luminosities of ...
Search for the standard model Higgs boson decaying to bottom quarks in pp collisions at root s=7 TeV
(Physics Letters B, 2012)
A search for the standard model Higgs boson (H) decaying to (b) over barb when produced in association with weak vector bosons (V) is reported for the following modes: W(mu nu)H, W(e nu)H, Z(mu mu)H, Z(ee)H and Z(nu nu)H. ...
Measurement of the t(t)over-bar production cross section in pp collisions at root s=7 TeV with lepton plus jets final states
(Physics Letters B, 2013)
A measurement of the a production cross section in pp collisions at root s = 7 TeV is presented. The results are based on data corresponding to an integrated luminosity of 2.3 fb(-1) collected by the CMS detector at the ...