Browsing by Subject "Hadron-hadron scattering"
Now showing items 1-20 of 72
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Evidence for the 125 GeV Higgs boson decaying to a pair of tau leptons
(Springer Science+Business Media, 2014-05)A search for a standard model Higgs boson decaying into a pair of tau leptons is performed using events recorded by the CMS experiment at the LHC in 2011 and 2012. The dataset corresponds to an integrated luminosity of 4.9 ... -
Identification techniques for highly boosted W bosons that decay into hadrons
(Springer Nature, 2014-10)A search for neutral Higgs bosons in the minimal supersymmetric extension of the standard model (MSSM) decaying to tau-lepton pairs in pp collisions is performed, using events recorded by the CMS experiment at the LHC. The ... -
Measurement of associated W plus charm production in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2014-02)Measurements are presented of the associated production of a W boson and a charm-quark jet (W + c) in pp collisions at a center-of-mass energy of 7 TeV. The analysis is conducted with a data sample corresponding to a total ... -
Measurement of differential and integrated fiducial cross sections for Higgs boson production in the four-lepton decay channel in pp collisions at √s = 7 and 8 TeV
(2016-04)Integrated fiducial cross sections for the production of four leptons via the H → 4ℓ decays (ℓ = e, μ) are measured in pp collisions at s√=7s=7 and 8TeV. Measurements are performed with data corresponding to integrated ... -
Measurement of the differential and double-differential Drell-Yan cross sections in proton-proton collisions at s√ = 7 TeV
(Springer Science+Business Media, 2013-12)Measurements of the differential and double-differential Drell-Yan cross sections are presented using an integrated luminosity of 4.5 (4.8) fb−1 in the dimuon (dielectron) channel of proton-proton collision data recorded ... -
Measurement of the hadronic activity in events with a Z and two jets and extraction of the cross section for the electroweak production of a Z with two jets in pp collisions at s√=7 TeV
(Springer International Publishing, 2013-10)The first measurement of the electroweak production cross section of a Z boson with two jets (Zjj) in pp collisions at s√=7s=7 TeV is presented, based on a data sample recorded by the CMS experiment at the LHC with an ... -
Measurement of the Lambda(0)(b) lifetime in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2013-07)A measurement of the Lambda(0)(b) lifetime using the decay Lambda(0)(b) -> J/psi Lambda in protonproton collisions at root s = 7TeV is presented. The data set, corresponding to an integrated luminosity of about 5 fb(-1), ... -
Measurement of the production cross section for Z gamma -> nu(nu)over-bar gamma in pp collisions at root s=7 TeV and limits on ZZ gamma and Z gamma gamma triple gauge boson couplings
(Springer Science+Business Media, 2013-10)A measurement of the Zγ→νν¯γ cross section in pp collisions at s√=7 TeV is presented, using data corresponding to an integrated luminosity of 5.0 fb−1 collected with the CMS detector. This measurement is based on the ... -
Measurement of the properties of a Higgs boson in the four-lepton final state
(American Physical Society, 2014-05-01)The properties of a Higgs boson candidate are measured in the H -> ZZ -> 4l decay channel, with l = e, mu, using data from pp collisions corresponding to an integrated luminosity of 5.1 fb(-1) at the center-of-mass energy ... -
Measurement of the ratio of the production cross sections times branching fractions of B c ± → J/ψπ ± and B± → J/ψK ± and B(B±c→J/ψπ±π±π∓)/B(B±c→J/ψπ±)B(Bc±→J/ψπ±π±π∓)/B(Bc±→J/ψπ±) in pp collisions at s√=7s=7 TeV
(Springer Science+Business Media, 2015-01)The ratio of the production cross sections times branching fractions (σ(B±c)B(B±c→J/ψπ±))/(σ(B±)B(B±→J/ψK±))(σ(Bc±)B(Bc±→J/ψπ±))/(σ(B±)B(B±→J/ψK±)) is studied in proton-proton collisions at a center-of-mass energy of 7 ... -
Measurement of the single-top-quark t-channel cross section in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2012-12)A measurement of the single-top-quark t-channel production cross section in pp collisions at root s = 7TeV with the CMS detector at the LHC is presented. Two different and complementary approaches have been followed. The ... -
Measurement of the t(t)over-bar production cross section in the all-jet final state in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2013-05)A measurement is presented of the t (t) over bar production cross section (sigma(t (t) over bar)) in proton-proton collisions at a centre-of-mass energy of 7 TeV, in the all-jet final state that contains at least six jets, ... -
Measurement of the t-channel single-top-quark production cross section and of the |V (tb)| CKM matrix element in pp collisions at root s=8 TeV
(Springer Science+Business Media, 2014-06)Measurements are presented of the t-channel single-top-quark production cross section in proton-proton collisions at root s = 8 TeV. The results are based on a data sample corresponding to an integrated luminosity of 19.7 ... -
Measurement of the top-quark mass in t(t)over-bar events with lepton plus jets final states in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2012-12)The mass of the top quark is measured using a sample of t (t) over bar candidate events with one electron or muon and at least four jets in the final state, collected by CMS in pp collisions at root s = 7TeV at the LHC. A ... -
Measurement of the triple-differential cross section for photon plus jets production in proton-proton collisions at=7 TeV
(Springer Science+Business Media, 2014-06)A measurement of the triple-differential cross section, , in photon + jets final states using a data sample from proton-proton collisions at = 7 TeV is presented. This sample corresponds to an integrated luminosity of 2.14 ... -
Measurement of the tt¯ production cross section in the dilepton channel in pp collisions at s√ = 8 TeV
(Springer Science+Business Media, 2014-02)The top-antitop quark (t¯t) production cross section is measured in protonproton collisions at √s = 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 fb−1. The ... -
Measurement of the underlying event activity using charged-particle jets in proton-proton collisions at √s=2.76 TeV
(Springer International Publishing, 2015-09)A measurement of the underlying event (UE) activity in proton-proton collisions is performed using events with charged-particle jets produced in the central pseudorapidity region (|η jet| < 2) and with transverse momentum ... -
Measurement of the W boson helicity in events with a single reconstructed top quark in pp collisions at √s = 8 TeV
(Springer International Publishing, 2015-01)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 X(3872) production cross section via decays to J/psi pi(+)pi(-) in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2013-04)The production of the X(3872) is studied in pp collisions at root s = 7TeV, using decays to J/psi pi(+)pi(-), where the J/psi decays to two muons. The data were recorded by the CMS experiment and correspond to an integrated ...
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