R. M. Brown

Observation of the ϒ(3S) Meson and Suppression of ϒ States in Pb-Pb Collisions at sNN=5.02 TeV

A. Tumasyan, W. Adam, J. W. Andrejkovic, T. Bergauer et autres

The production of ϒ(2S) and ϒ(3S) mesons in lead-lead (Pb-Pb) and proton-proton (pp) collisions is studied in their dimuon decay channel using the CMS detector at the LHC. The ϒ(3S) meson is observed for the first time in Pb-Pb collisions, with a …

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Search for top squark production in fully hadronic final states in proton-proton collisions at s=13 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, J. W. Andrejkovic et autres

A search for production of the supersymmetric partners of the top quark, top squarks, is presented. The search is based on proton-proton collision events containing multiple jets, no leptons, and large transverse momentum imbalance. The data were collected with the CMS detector …

Measurement of the top quark Yukawa coupling from tt¯ kinematic distributions in the dilepton final state in proton-proton collisions at s=13 TeV

A.M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres

A measurement of the Higgs boson Yukawa coupling to the top quark is presented using proton-proton collision data at $\sqrt{s}=13\text{ }\text{ }\mathrm{TeV}$, corresponding to an integrated luminosity of $137\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$, recorded with the CMS detector. The coupling strength with respect to …

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Search for supersymmetry in pp collisions at s=13 TeV with 137 fb−1 in final states with a single lepton using the sum of masses of large-radius jets

A. M. Sirunyan, W. Adam, F. Ambrogi, T. Bergauer et autres

Results are reported from a search for new physics beyond the standard model in proton-proton collisions in final states with a single lepton; multiple jets, including at least one jet tagged as originating from the hadronization of a bottom quark; and large …

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Search for a heavy pseudoscalar boson decaying to a Z and a Higgs boson at $$\sqrt{s}=13\,\text {Te}\text {V} $$

A. M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres

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Measurements of the differential jet cross section as a function of the jet mass in dijet events from proton-proton collisions at $$ \sqrt{s}=13 $$ TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres

Abstract Measurements of the differential jet cross section are presented as a function of the jet mass in dijet events, in bins of jet transverse momentum, with and without a jet grooming algorithm. The data have been recorded by the CMS Collaboration …

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Search for Heavy Neutral Leptons in Events with Three Charged Leptons in Proton-Proton Collisions at s = 13 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres

A search for a heavy neutral lepton N of Majorana nature decaying into a W boson and a charged lepton is performed using the CMS detector at the LHC. The targeted signature consists of three prompt charged leptons in any flavor combination …

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Suppression of Excited ϒ States Relative to the Ground State in Pb-Pb Collisions at sNN=5.02 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, E. Asilar et autres

The relative yields of $\mathrm{\ensuremath{\Upsilon}}$ mesons produced in $pp$ and Pb-Pb collisions at $\sqrt{{s}_{\mathrm{NN}}}=5.02\text{ }\text{ }\mathrm{TeV}$ and reconstructed via the dimuon decay channel are measured using data collected by the CMS experiment. Double ratios are formed by comparing the yields of the …

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Search for Higgs boson pair production in the bbττ final state in proton-proton collisions at (s)=8 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, E. Asilar et autres

Results are presented from a search for production of Higgs boson pairs ($HH$) where one boson decays to a pair of $b$ quarks and the other to a $\ensuremath{\tau}$ lepton pair. This work is based on proton-proton collision data collected by the …

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Search for Low Mass Vector Resonances Decaying to Quark-Antiquark Pairs in Proton-Proton Collisions at s=13 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres

A search is reported for a narrow vector resonance decaying to quark-antiquark pairs in proton-proton collisions at sqrt[s]=13 TeV, collected with the CMS detector at the LHC. The data sample corresponds to an integrated luminosity of 2.7 fb^{-1}. The vector resonance is …

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Search for new phenomena with multiple charged leptons in proton–proton collisions at $$\sqrt{s}= 13$$ s = 13 $$\,\text {TeV}$$ TeV

V. Khachatryan, A. M. Sirunyan, A. Tumasyan, W. Adam et autres

Results are reported from a search for physics beyond the standard model in final states with at least three charged leptons, in any combination of electrons or muons.The data sample corresponds to an integrated luminosity of 2.3 fb -1 of proton-proton collisions …

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Measurement of the top quark mass in the dileptonic tt¯ decay channel using the mass observables Mbℓ , MT2 , and Mbℓν in pp collisions at s=8 TeV

A. M. Sirunyan, A. Tumasyan, W. Adam, E. Asilar et autres

A measurement of the top quark mass (${M}_{t}$) in the dileptonic $t\overline{t}$ decay channel is performed using data from proton-proton collisions at a center-of-mass energy of 8 TeV. The data was recorded by the CMS experiment at the LHC and corresponds to …