Accès ouvert
2025
article
OpenAlex
G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres
A bstract Many extensions of the Standard Model, including those with dark matter particles, propose new mediator particles that decay into hadrons. This paper presents a search for such low mass narrow resonances decaying into hadrons using 140 fb − 1 of …
fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, ca, cn, se, jp, ch, cz, gr, Afrique du Sud, ec, ar, br, pt
(code pays fourni par la source)
Accès ouvert
2024
article
OpenAlex
G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres
A bstract A search for a hypothetical heavy scalar particle, X , decaying into a singlet scalar particle, S , and a Standard Model Higgs boson, H , using 140 fb − 1 of proton-proton collision data at the centre-of-mass energy of …
fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, ca, cn, se, jp, ch, cz, gr, Afrique du Sud, ec, ar, br, pt
(code pays fourni par la source)
Accès ouvert
2024
article
OpenAlex
G. Aad, Erlend Aakvaag, B. Abbott, Sara Abdelhameed et autres
A bstract A search is presented for non-resonant Higgs boson pair production, targeting the bbZZ , 4 V ( V = W or Z ), VVττ , 4 τ , γγVV and γγττ decay channels. Events are categorised based on the multiplicity …
fr, no, us, de, Maroc, il, gb, it, pl, tr, es, ro, az, ca, cn, se, jp, ch, cz, gr, Afrique du Sud, ec, ar, br, pt
(code pays fourni par la source)
Accès ouvert
2024
article
OpenAlex
G. Aad, B. Abbott, K. Li, Nils Julius Abicht et autres
A bstract A search for events with one top quark and missing transverse momentum in the final state is presented. The fully hadronic decay of the top quark is explored by selecting events with a reconstructed boosted top-quark topology produced in association …
fr, us, de, Maroc, il, gb, it, pl, tr, es, ro, ch, az, ca, cn, se, jp, cz, gr, tw, ec, ar, br, pt, no
(code pays fourni par la source)
Accès ouvert
2024
article
OpenAlex
G. Aad, B. Abbott, K. Abeling, Nils Julius Abicht et autres
A bstract Precision measurements of electron reconstruction, identification, and isolation efficiencies and photon identification efficiencies are presented. They use the full Run 2 data sample collected by the ATLAS experiment in pp collisions at a centre-of-mass energy of 13 TeV during the …
fr, us, de, Maroc, il, gb, it, pl, ca, tr, ch, es, ro, az, cn, se, jp, cz, gr, tw, ec, ar, br, pt, no
(code pays fourni par la source)
Accès ouvert
2023
article
OpenAlex
G. Aad, B. Abbott, K. Abeling, Nils Julius Abicht et autres
Abstract This paper presents the observation of four-top-quark ( $$t\bar{t}t\bar{t}$$ t t ¯ t t ¯ ) production in proton-proton collisions at the LHC. The analysis is performed using an integrated luminosity of 140 $$\hbox {fb}^{-1}$$ fb - 1 at a centre-of-mass …
fr, ch, us, de, Maroc, il, cl, it, pl, ca, gb, tr, es, ro, cn, se, jp, gr, ar, br, pt, no
(code pays fourni par la source)
Accès ouvert
2022
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, A. Abed Abud et autres
A search optimized for new heavy particles decaying to two $b$-quarks and produced in association with additional $b$-quarks is reported. The sensitivity is improved by $b$-tagging at least one lower-${p}_{\mathrm{T}}$ jet in addition to the two highest-${p}_{\mathrm{T}}$ jets. The data used in …
fr, us, ch, de, gb, il, cl, it, pl, ca, tr, es, nl, ro, pt, ru, jp, se, ar, gr, cz, tw, br
(code pays fourni par la source)
Accès ouvert
2020
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, A. Abed Abud et autres
A search for Higgs boson decays into a $Z$ boson and a light resonance in two-lepton plus jet events is performed, using a $pp$ collision dataset with an integrated luminosity of $139\text{ }\text{ }{\mathrm{fb}}^{\ensuremath{-}1}$ collected at $\sqrt{s}=13\text{ }\text{ }\mathrm{TeV}$ by the ATLAS …
fr, us, ch, de, gb, ca, dk, il, it, pl, tr, nl, ro, es, pt, ru, jp, se, gr, cz, tw, ar, br
(code pays fourni par la source)
Accès ouvert
2020
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, A. Abed Abud et autres
The top anti-top quark production cross-section is measured in the lepton+jets channel using proton–proton collision data at a centre-of-mass energy of s = 13 TeV collected with the ATLAS detector at the LHC. The dataset corresponds to an integrated luminosity of 139 …
fr, us, ch, de, gb, ca, dk, il, it, pl
(code pays fourni par la source)
Accès ouvert
2020
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, A. Abed Abud et autres
Azimuthal anisotropies of muons from charm and bottom hadron decays are measured in Pb+Pb collisions at s NN = 5.02 TeV . The data were collected with the ATLAS detector at the Large Hadron Collider in 2015 and 2018 with integrated luminosities …
fr, us, ch, de, gb, ca, dk, il, it, jp, pl, au
(code pays fourni par la source)
Accès ouvert
2019
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, A. Abed Abud et autres
Searches for the Higgs boson decays H → e e and H → e μ are performed using data corresponding to an integrated luminosity of 139 fb − 1 collected with the ATLAS detector in pp collisions at s = 13 TeV …
fr, us, it, de, gb, ca, dk, il, jp, pl, au
(code pays fourni par la source)
Accès ouvert
2019
article
OpenAlex
G. Aad, B. Abbott, D. C. Abbott, O. Abdinov et autres
Abstract This paper presents measurements of the $$W^+ \rightarrow \mu ^+\nu $$ W+→μ+ν and $$W^- \rightarrow \mu ^-\nu $$ W-→μ-ν cross-sections and the associated charge asymmetry as a function of the absolute pseudorapidity of the decay muon. The data were collected in …
fr, ch, us, au, it, de, gb, ca, dk, il, jp, pl, tr, nl, ro, pt, ru, cn, se, ar, gr, es, br
(code pays fourni par la source)