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Profil bibliographique

A. Tumasyan

Informations fournies par OpenAlex. Research Africa ne déduit ni nationalité, ni poste, ni coordonnées personnelles.

18Publications signalées
647Citations signalées
2Affiliations récentes

Les institutions déclarées

Les domaines associés

Particle physics theoretical and experimental studiesHigh-Energy Particle Collisions ResearchQuantum Chromodynamics and Particle InteractionsNeutrino Physics ResearchDark Matter and Cosmic Phenomena

Les publications récentes

Accès ouvert 2025 article OpenAlex

Constraints on standard model effective field theory for a Higgs boson produced in association with W or Z bosons in the H → $$ \textrm{b}\overline{\textrm{b}} $$ decay channel in proton-proton collisions at $$ \sqrt{s} $$ = 13 TeV

V. Chekhovsky, A. Hayrapetyan, В. Макаренко, A. Tumasyan et autres

A bstract A standard model effective field theory (SMEFT) analysis with dimension-six operators probing nonresonant new physics effects is performed in the Higgs-strahlung process, where the Higgs boson is produced in association with a W or Z boson, in proton-proton collisions at …

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

3 citations Journal of High Energy Physics
Accès ouvert 2025 article OpenAlex

Bottom quark energy loss and hadronization with B+ and $$ {\textrm{B}}_{\textrm{s}}^0 $$ nuclear modification factors using pp and PbPb collisions at $$ \sqrt{s_{\textrm{NN}}} $$ = 5.02 TeV

A. Hayrapetyan, A. Tumasyan, W. Adam, J. W. Andrejkovic et autres

A bstract The production cross sections of $$ {\textrm{B}}_{\textrm{s}}^0 $$ B s 0 and B + mesons are reported in proton-proton (pp) collisions recorded by the CMS experiment at the CERN LHC with a center-of-mass energy of 5.02 TeV. The data sample …

am, at, in, us, be, Égypte, br (code pays fourni par la source)

1 citation Journal of High Energy Physics
Accès ouvert 2025 article OpenAlex

Measurement of the $$ \textrm{t}\overline{\textrm{t}}\textrm{H} $$ and tH production rates in the H → $$ \textrm{b}\overline{\textrm{b}} $$ decay channel using proton-proton collision data at $$ \sqrt{s} $$ = 13 TeV

Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres

A bstract An analysis of the production of a Higgs boson (H) in association with a top quark-antiquark pair ( $$ \textrm{t}\overline{\textrm{t}}\textrm{H} $$ t t ¯ H ) or a single top quark (tH) is presented. The Higgs boson decay into a …

am, at, in, us, be, Égypte, br (code pays fourni par la source)

8 citations Journal of High Energy Physics
Accès ouvert 2025 article OpenAlex

Search for resonant pair production of Higgs bosons in the $$ \textrm{b}\overline{\textrm{b}}\textrm{b}\overline{\textrm{b}} $$ final state using large-area jets in proton-proton collisions at $$ \sqrt{s} $$ = 13 TeV

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

A bstract 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 …

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

1 citation Journal of High Energy Physics
Accès ouvert 2024 article OpenAlex

Search for exotic decays of the Higgs boson to a pair of pseudoscalars in the $$\upmu \upmu \text{ b } \text{ b } $$ and $$\uptau \uptau \text{ b } \text{ b } $$ final states

Aram Hayrapetyan, A. Tumasyan, W. Adam, Janik Walter Andrejkovic et autres

Abstract A search for exotic decays of the Higgs boson ( $$\text {H}$$ H ) with a mass of 125 $$\,\text {Ge}\hspace{-.08em}\text {V}$$ Ge V to a pair of light pseudoscalars $$\text {a}_{1} $$ a 1 is performed in final states where …

am, us, at, be, fr, br, bg (code pays fourni par la source)

9 citations The European Physical Journal C
Accès ouvert 2022 article OpenAlex

Search for heavy resonances decaying to Z(νν¯)V(qq¯′) in proton-proton collisions at s=13 TeV

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

A search is presented for heavy bosons decaying to $Z(\ensuremath{\nu}\overline{\ensuremath{\nu}})V(q{\overline{q}}^{\ensuremath{'}})$, where $V$ can be a $W$ or a $Z$ boson. A sample of proton-proton collision data at $\sqrt{s}=13\text{ }\text{ }\mathrm{TeV}$ was collected by the CMS experiment during 2016--2018. The data correspond to …

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

1 citation Physical review. D/Physical review. D.
Accès ouvert 2020 article OpenAlex

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 …

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

23 citations Physical review. D/Physical review. D.
Accès ouvert 2020 article OpenAlex

Measurement of CKM matrix elements in single top quark t-channel production in proton-proton collisions at s = 13 TeV

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

The first direct, model-independent measurement is presented of the modulus of the Cabibbo–Kobayashi–Maskawa (CKM) matrix elements | η | V t b , | η | V t d , and | η | V t s , in final states enriched …

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

27 citations Physics Letters B
Accès ouvert 2020 article OpenAlex

Strange hadron production in pp and p Pb collisions at s N N = 5.02 TeV

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

The transverse momentum $({p}_{\mathrm{T}})$ distributions of $\mathrm{\ensuremath{\Lambda}}$, ${\mathrm{\ensuremath{\Xi}}}^{\ensuremath{-}}$, and ${\mathrm{\ensuremath{\Omega}}}^{\ensuremath{-}}$ baryons, their antiparticles, and ${K}_{S}^{0}$ mesons are measured in proton-proton $(pp)$ and proton-lead $(p\mathrm{Pb})$ collisions at a nucleon-nucleon center-of-mass energy of 5.02 TeV over a broad rapidity range. The data, corresponding to …

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

22 citations Physical Review C
Accès ouvert 2020 article OpenAlex

A search for the standard model Higgs boson decaying to charm quarks

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

Abstract A direct search for the standard model Higgs boson, H, produced in association with a vector boson, V (W or Z), and decaying to a charm quark pair is presented. The search uses a data set of proton-proton collisions corresponding to …

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

61 citations Journal of High Energy Physics
Accès ouvert 2019 article OpenAlex

Search for resonant production of second-generation sleptons with same-sign dimuon events in proton–proton collisions at $$\sqrt{s} = 13\,\text {TeV} $$ s = 13 TeV

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

-parity violating coupling. The results significantly extend restrictions of the parameter space compared with previous searches for similar models.

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

8 citations The European Physical Journal C

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