Accès ouvert
2026
article
OpenAlex
Aram Hayrapetyan, Vladimir Makarenko, A. Tumasyan, Wolfgang Adam et autres
A bstract A search for single production of a vector-like T quark with charge 2 e /3, decaying to a top quark and a neutral scalar boson is presented. The boson can be a standard model Higgs boson (H) or a new …
am, at, us, be, cn, br
(code pays fourni par la source)
Accès ouvert
2026
article
OpenAlex
Aram Hayrapetyan, В. Макаренко, A. Tumasyan, W. Adam et autres
A bstract Inclusive and differential cross section measurements of top quark pair ( $$ \textrm{t}\overline{\textrm{t}} $$ t t ¯ ) production in association with a photon (γ) are performed as a function of lepton, photon, top quark, and $$ \textrm{t}\overline{\textrm{t}} $$ t …
am, at, us, be, cn, br
(code pays fourni par la source)
Accès ouvert
2025
article
OpenAlex
Aram Hayrapetyan, A. Tumasyan, Wolfgang Adam, Janik Walter Andrejkovic et autres
A bstract A search for t -channel exchange of leptoquarks (LQs) is performed in dimuon and dielectron spectra using proton-proton collision data collected at $$\sqrt{s}=13$$ TeV with the CMS detector at the CERN LHC. The data correspond to an integrated luminosity of …
am, at, in, us, be, fr, br, ve, mx
(code pays fourni par la source)
Accès ouvert
2025
article
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
A search for charged-lepton flavour violation (CLFV) in top quark (t) production and decay is presented. The search uses proton-proton collision data corresponding to 138 fb$^{-1}$ collected with the CMS experiment at $\sqrt{s}$ = 13 TeV. The signal consists of the production …
am, at, be, fr, de, br
(code pays fourni par la source)
Accès ouvert
2025
article
OpenAlex
Vladimir Chekhovsky, Aram Hayrapetyan, M. Dragicevic, E. M. Da Costa et autres
A search is performed for dark matter (DM) produced in association with a single top quark or a pair of top quarks using the data collected with the CMS detector at the LHC from proton-proton collisions at a center-of-mass energy of 13 …
am, at, be, fr, br
(code pays fourni par la source)
Accès ouvert
2025
article
OpenAlex
A. Hayrapetyan, В. Макаренко, Priya Sajid Hussain, W. Carvalho et autres
A search for resonances in top quark pair ($\mathrm{t}\overline{\mathrm{t}}$) production in final states with two charged leptons and multiple jets is presented, based on proton–proton collision data collected by the CMS experiment at the CERN LHC at $\sqrt{s} = 13\,\textrm{TeV}$, corresponding to …
am, at, be, fr, br
(code pays fourni par la source)
Accès ouvert
2025
preprint
OpenAlex
Vladimir Makarenko, A. Tumasyan, Wolfgang Adam, Janik Walter Andrejkovic et autres
A search for pseudoscalar or scalar bosons decaying to a top quark pair (${\text{t}}\bar{\text{t}}$) in final states with one or two charged leptons is presented. The analyzed proton–proton collision data was recorded at $\sqrt{s} = 13\,\textrm{TeV}$ by the CMS experiment at the …
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(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
The heavy ion (HI) physics program has proven to be an essential part of the overall physics program at the Large Hadron Collider at CERN. Its main purpose has been to provide a detailed characterization of the quark-gluon plasma (QGP), a deconfined …
am, at, be, fr, br
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
A search for flavor-changing neutral current interactions of the top quark (t) and the Higgs boson (H) is presented. The search is based on proton-proton collision data collected in 2016-2018 at a center-of-mass energy of 13 TeV with the CMS detector at …
am, at, be, fr, de, br
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
The effective lifetime of the B$^0_\mathrm{s}$ meson in the decay B$^0_\mathrm{s}$$\to$ J/$\psi$K$^0_\mathrm{S}$ is measured using data collected during 2016-2018 with the CMS detector in $\sqrt{s}$ = 13 TeV proton-proton collisions at the LHC, corresponding to an integrated luminosity of 140 fb$^{-1}$. The …
am, at, be, fr, br
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
A. Tumasyan, W. Adam, Janik Walter Andrejkovic, T. Bergauer et autres
A search is presented for the resonant production of a pair of standard model-like Higgs bosons using data from proton-proton collisions at a centre-of-mass energy of 13 TeV, collected by the CMS experiment at the CERN LHC in 2016-2018, corresponding to an …
am, at, be, fr, de, br
(code pays fourni par la source)
Accès ouvert
2024
preprint
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
Measurements are presented of inclusive and differential cross sections for Z boson associated production of top quark pairs ($\mathrm{t\bar{t}}$Z) and single top quarks (tZq or tWZ). The data were recorded in proton-proton collisions at a center-of-mass energy of 13 TeV, corresponding to …
am, at, be, fr, br
(code pays fourni par la source)