Accès ouvert
2026
article
OpenAlex
V. Chekhovsky, A. Hayrapetyan, V. Makarenko, A. Tumasyan et autres
am, at, us, be, br
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Accès ouvert
2026
article
OpenAlex
Anonymous, I. Ovtin, A. Tumasyan, W. Adam et autres
The first observation of single top quark production in association with a <a:math xmlns:a="http://www.w3.org/1998/Math/MathML" display="inline"> <a:mi>W</a:mi> </a:math> and a <c:math xmlns:c="http://www.w3.org/1998/Math/MathML" display="inline"> <c:mi>Z</c:mi> </c:math> boson in proton-proton collisions is reported. The analysis uses data at center-of-mass energies of 13 and 13.6 TeV …
am, at, us, be, br
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Accès ouvert
2025
article
OpenAlex
The Cms Collaboration, A. Hayrapetyan, V. Makarenko, A. Tumasyan et autres
The first measurement of pseudorapidity and azimuthal angle distributions relative to the momentum vector of a Z boson for low transverse momentum ( p T ) charged hadrons in lead-lead (PbPb ) collisions is presented. By studying the hadrons produced in an …
Accès ouvert
2024
article
OpenAlex
W. Adam, T. Bergauer, K. Damanakis, M. Dragicevic et autres
Abstract High-luminosity particle collider experiments such as the ones planned at the High-Luminosity Large Hadron Collider require ever-greater vertexing precision of the tracking detectors, necessitating reductions in the material budget of the detectors. Traditionally, the fractional radiation length (x/X 0) of detectors …
fr
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Accès ouvert
2024
article
OpenAlex
Arsen Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
A bstract A search for heavy neutral leptons (HNLs) of Majorana or Dirac type using proton-proton collision data at $$ \sqrt{s} $$ s = 13 TeV is presented. The data were collected by the CMS experiment at the CERN LHC and correspond …
am, be, at, in, us, Égypte, br
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Accès ouvert
2024
article
OpenAlex
A. Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
A bstract A search for long-lived heavy neutral leptons (HNLs) is presented, which considers the hadronic final state and coupling scenarios involving all three lepton generations in the 2–20 GeV HNL mass range for the first time. Events comprising two leptons (electrons …
am, at, in, be, fr, us, Égypte, br
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Accès ouvert
2023
erratum
OpenAlex
A. M. Sirunyan, A. Tumasyan, W. Adam, F. Ambrogi et autres
Erratum: Eur. Phys. J. C (2018) 78:509 https://doi.org/10.1140/epjc/s10052-018-5950-6
am, at, be
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Accès ouvert
2023
article
OpenAlex
A. Tumasyan, W. Adam, Janik Walter Andrejkovic, T. Bergauer et autres
The first measurement of the top quark pair ($\mathrm{t\bar{t}}$) production cross section in proton-proton collisions at $\sqrt{s}$ = 13.6 TeV is presented. Data recorded with the CMS detector at the CERN LHC in Summer 2022, corresponding to an integrated luminosity of 1.21 …
de
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Accès ouvert
2023
article
OpenAlex
Aram Hayrapetyan, A. Tumasyan, Wolfgang Adam, Janik Walter Andrejkovic et autres
Since the initial data taking of the CERN LHC, the CMSexperiment has undergone substantial upgrades and improvements. Thispaper discusses the CMS detector as it is configured for the thirddata-taking period of the CERN LHC, Run 3, which started in2022. The entire silicon …
de
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Accès ouvert
2023
preprint
OpenAlex
Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres
A measurement is presented of the primary Lund jet plane (LJP) density in inclusive jet production in proton-proton collisions. The analysis uses 138 fb$^{-1}$ of data collected by the CMS experiment at $\sqrt{s}$ = 13 TeV. The LJP, a representation of the …
Accès ouvert
2022
article
OpenAlex
A. Tumasyan, W. Adam, J. W. Andrejkovic, T. Bergauer et autres
Abstract Since the discovery of the Higgs boson in 2012, detailed studies of its properties have been ongoing. Besides its mass, its width—related to its lifetime—is an important parameter. One way to determine this quantity is to measure its off-shell production, where …
am, at, be, kr, us, br
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Accès ouvert
2022
article
OpenAlex
A. Tumasyan, W. Adam, J. W. Andrejkovic, T. Bergauer et autres
Abstract The first measurement of the CP structure of the Yukawa coupling between the Higgs boson and τ leptons is presented. The measurement is based on data collected in proton-proton collisions at $$ \sqrt{s} $$ s = 13 TeV by the CMS …
am, at, by, be, fr, br
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