Christos Lampoudis

Differential cross-section measurements of coherent production of singly and doubly resonant top-quark in WWbb events with one lepton at $$ \sqrt{s}=13 $$ TeV with the ATLAS detector

G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

A bstract This paper presents differential cross-section measurements of events containing a charged lepton, missing transverse momentum, two b -jets, and two light jets, consistent with the $$ {W}^{+}{W}^{-}b\overline{b} $$ W + W − b b ¯ final state. The analysis is …

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Measurement of the Higgs boson production in association with top quarks in multilepton final states in pp collisions at $$ \sqrt{s}=13 $$ TeV with the ATLAS detector

G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

A bstract A measurement of the associated production of a top-quark pair with the Higgs boson ( $$ t\overline{t}H $$ t t ¯ H ) in multilepton final states is presented. The analysis is based on a data sample of proton-proton collisions …

fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, cn, se, jp, ca, ch, cz, gr, bd, Afrique du Sud, ar, pt (code pays fourni par la source)

Electroweak diboson production in association with a high-mass dijet system in semileptonic final states from pp collisions at $$\sqrt{s} = 13$$ TeV with the ATLAS detector

Georges Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

Abstract This paper reports the observation of electroweak diboson ( WW / WZ / ZZ ) production in association with a high-mass dijet system, in which final states with one boson decaying leptonically and the other boson decaying hadronically are studied. The …

fr, no, us, de, Maroc, il, gb, it, tr, es, ro, az, ch, se, jp, ca, cz, gr, bd, Afrique du Sud, ar, br, pt (code pays fourni par la source)

Measurement of coherent exclusive J/ψ → μ+μ− production in ultraperipheral Pb+Pb collisions at $$ \sqrt{s_{\textrm{NN}}}=5.36 $$ TeV with the ATLAS detector

Georges Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

A bstract The ATLAS experiment has performed a measurement of coherent exclusive J/ψ → μ + μ − production in ultraperipheral Pb+Pb collisions at $$ \sqrt{s_{\textrm{NN}}}=5.36 $$ s NN = 5.36 TeV. The data was recorded at the Large Hadron Collider (LHC) …

fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, cn, se, jp, ca, ch, cz, gr, bd, Afrique du Sud, ar, pt (code pays fourni par la source)

Search for emerging jets in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS experiment

G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

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Measurement of the azimuthal anisotropy of charged particles in $\sqrt{s_\mathrm{NN}}$ = 5.36 TeV $^{16}$O+O$^{16}$ and $^{20}$Ne + Ne$^{20}$ collisions with the ATLAS detector

B. Abbott, Sara Abdelhameed, K. Abeling, Nils Julius Abicht et autres

This paper presents the first measurements of the azimuthal anisotropy coefficients vn, which quantify the nth-order Fourier modulation of charged-particle azimuthal distributions, for n=2−4 in $\sqrt{s_\mathrm{NN}}$ = 5.36 TeV $^{16}$O+O$^{16}$ and $^{20}$Ne + Ne$^{20}$ collisions recorded with the ATLAS detector at the …

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Search for single production of vector-like quarks decaying into W(ℓν)b in pp collisions at $$ \sqrt{s}=13 $$ TeV with the ATLAS detector

Georges Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

A bstract A search for single production of a vector-like quark Q , which could be either a singlet T , with charge $$ \frac{2}{3} $$ 2 3 , or a Y from a ( T , B , Y ) triplet, …

fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, cn, se, jp, ca, ch, cz, gr, bd, Afrique du Sud, ar, br, pt (code pays fourni par la source)

Configuration, Performance, and Commissioning of the ATLAS b-jet Triggers for the 2022 and 2023 LHC data-taking periods

Georges Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

Abstract In 2022 and 2023, the Large Hadron Collider produced approximately two billion hadronic interactions each second from bunches of protons that collide at a rate of 40 MHz. The ATLAS trigger system is used to reduce this rate to a few …

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Climbing to the Top of the ATLAS 13 TeV data

G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres

The large amount of data recorded with the ATLAS detector at the Large Hadron Collider, corresponding to 140 fb$^{−1}$ of pp collisions at a centre-of-mass energy of $\sqrt{s}$=13TeV, has brought our knowledge of the top quark to a higher level. The measurement …

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Weakly supervised anomaly detection for resonant new physics in the dijet final state using proton-proton collisions at $\sqrt{s}=13$ TeV with the ATLAS detector

Erlend Aakvaag, B. Abbott, Sara Abdelhameed, K. Abeling et autres

An anomaly detection search for narrow-width resonances beyond the Standard Model that decay into a pair of jets is presented. The search is based on 139 fb$^{-1}$ of proton-proton collisions at $\sqrt{s}=13$ TeV recorded during 2015-2018 with the ATLAS detector at the …

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Precise measurement of the $t\bar{t}$ production cross-section and lepton differential distributions in $eμ$ dilepton events from $\sqrt{s}=13$ TeV $pp$ collisions with the ATLAS detector

B. Abbott, Sara Abdelhameed, K. Abeling, Nils Julius Abicht et autres

The inclusive top quark pair ($t\bar{t}$) cross-section $\sigma _{t\bar{t}}$ has been measured in proton–proton collisions at $\sqrt{s}=13\,\text {TeV}$, using $140\,{\text {fb}^{-1}} $ of data collected by the ATLAS experiment at the Large Hadron Collider. Using events with an opposite-charge $e\mu $ pair …

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Search for cascade decays of charged sleptons and sneutrinos in final states with three leptons and missing transverse momentum in pp collisions at $\sqrt{s}$ = 13 TeV with the ATLAS detector

Georges Aad, Yiming Abulaiti, T. Aoki, A. Haas et autres

A search for cascade decays of charged sleptons and sneutrinos using final states characterized by three leptons (electrons or muons) and missing transverse momentum is presented. The analysis is based on a dataset with 140 fb$^{-1}$ of proton-proton (pp) collisions at a …

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