A. M. Kuotb Awad

Search for new physics with the $\mathrm{M_{T2}}$ variable in all-jets final states produced in pp collisions at $\mathrm{\sqrt{s} = 13 TeV}$

Vardan Khachatryan, R. Erbacher, C. A. Carrillo Montoya, W. Carvalho et autres

A search for new physics is performed using events that contain one or more jets, no isolated leptons, and a large transverse momentum imbalance, as measured through the MT2 variable, which is an extension of the transverse mass in events with two …

Search for a new bottomonium state decaying to ϒ(1S)π+π− in pp collisions at s=8 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

The results of a search for the bottomonium counterpart, denoted as Xb, of the exotic charmonium state X(3872) is presented. The analysis is based on a sample of pp collisions at sqrt(s) = 8 TeV collected by the CMS experiment at the …

am, at, be, ch (code pays fourni par la source)

Measurement of the W-boson helicity in top-quark decays from $ \mathrm{t}\overline{\mathrm{t}} $ production in lepton+jets events in pp collisions at $ \sqrt{s}=7 $ TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

Abstract The W-boson helicity fractions in top-quark decays are measured with $ \mathrm{t}\overline{\mathrm{t}} $ events in the lepton+jets final state, using proton-proton collisions at a centre-of-mass energy of 7 TeV, collected in 2011 with the CMS detector at the LHC. The data …

am, at, by, be (code pays fourni par la source)

Measurement of the Bs0→μ+μ− Branching Fraction and Search for B0→μ+μ− with the CMS Experiment

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

Results are presented from a search for the rare decays ${B}_{s}^{0}\ensuremath{\rightarrow}{\ensuremath{\mu}}^{+}{\ensuremath{\mu}}^{\ensuremath{-}}$ and ${B}^{0}\ensuremath{\rightarrow}{\ensuremath{\mu}}^{+}{\ensuremath{\mu}}^{\ensuremath{-}}$ in $pp$ collisions at $\sqrt{s}=7$ and 8 TeV, with data samples corresponding to integrated luminosities of 5 and $20\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$, respectively, collected by the CMS experiment at the …

am, at, be (code pays fourni par la source)

Search for supersymmetry in hadronic final states with missing transverse energy using the variables α T and b-quark multiplicity in pp collisions at $\sqrt{s} = 8\ \mathrm{TeV}$

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

ch, at, by, be (code pays fourni par la source)

Search for microscopic black holes in pp collisions at $ \sqrt{s}=8 $ TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

Abstract A search for microscopic black holes and string balls is presented, based on a data sample of pp collisions at $ \sqrt{s}=8 $ TeV recorded by the CMS experiment at the Large Hadron Collider and corresponding to an integrated luminosity of …

am, at, by, be (code pays fourni par la source)

Search for narrow resonances using the dijet mass spectrum in pp collisions at s=8 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

Results are presented of a search for the production of new particles decaying to pairs of partons (quarks, antiquarks, or gluons), in the dijet mass spectrum in proton-proton collisions at $\sqrt{s}=8\text{ }\text{ }\mathrm{TeV}$. The data sample corresponds to an integrated luminosity of …

am, at, be, cn (code pays fourni par la source)

Search for narrow resonances using the dijet mass spectrum in pp collisions at √s=8 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

Artículo escrito por un elevado número de autores, solo se referencian el que aparece en primer lugar, el nombre del grupo de colaboración, si le hubiere, y los autores pertenecientes a la UAM

at, by, be (code pays fourni par la source)

Measurement of associated production of vector bosons and top quark-antiquark pairs in pp collisions at s=7 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

The first measurement of vector-boson production associated with a top quark-antiquark pair in proton-proton collisions at $\sqrt{s}=7\text{ }\text{ }\mathrm{TeV}$ is presented. The results are based on a data set corresponding to an integrated luminosity of $5.0\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$, recorded by the CMS …

am, at, be, cn (code pays fourni par la source)

Search for new physics in final states with a lepton and missing transverse energy in pp collisions at the LHC

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

This Letter describes the search for an enhanced production rate of events with a charged lepton and a neutrino in high-energy $pp$ collisions at the LHC. The analysis uses data collected with the CMS detector, with an integrated luminosity of $5.0\text{ }\text{ …

am, at, be, cn (code pays fourni par la source)

Search for Z′ resonances decaying to tt¯ in dilepton+jets final states in pp collisions at s=7 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres

A search for resonances decaying to top quark-antiquark pairs is performed using a $\mathrm{\text{dilepton}}+\mathrm{\text{jets}}$ data sample recorded by the CMS experiment at the LHC in $pp$ collisions at $\sqrt{s}=7\text{ }\text{ }\mathrm{TeV}$ corresponding to an integrated luminosity of $5.0\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$. No significant …

am, at, be, cn (code pays fourni par la source)

Search for Z[superscript ′] resonances decaying to tt in dilepton+jets final states in pp collisions at √s=7 TeV

S. Chatrchyan, V. Khachatryan, A. M. Sirunyan, A. Tumasyan et autres