ATLAS searches for additional scalars and exotic Higgs boson decays with the LHC Run 2 dataset

ATLAS Collaboration - arXiv preprint arXiv:2405.04914, 2024 - arxiv.org
This report reviews the published results of searches for possible additional scalar particles
and exotic decays of the Higgs boson performed by the ATLAS Collaboration using up to …

Exploration at the high-energy frontier: ATLAS Run 2 searches investigating the exotic jungle beyond the Standard Model

ATLAS Collaboration - arXiv preprint arXiv:2403.09292, 2024 - arxiv.org
The Large Hadron Collider is at the high-energy frontier of particle physics, having produced
proton $-$ proton collisions during Run 2, from 2015 to 2018, at an unprecedented centre-of …

Search for flavour-changing neutral-current couplings between the top quark and the Higgs boson in multi-lepton final states in 13 TeV collisions with the ATLAS …

ATLAS Collaboration - arXiv preprint arXiv:2404.02123, 2024 - arxiv.org
A search is presented for flavour-changing neutral-current interactions involving the top
quark, the Higgs boson and an up-type quark ($ q= u, c $) with the ATLAS detector at the …

Search for pair-produced vector-like quarks coupling to light quarks in the lepton plus jets final state using 13 TeV collisions with the ATLAS detector

ATLAS Collaboration - arXiv preprint arXiv:2405.19862, 2024 - arxiv.org
A search is presented for the pair-production of heavy vector-like quarks (VLQs) that each
decay into a $ W $ boson and a light quark. This study focuses on events where one $ W …

Search for new particles in final states with a boosted top quark and missing transverse momentum in proton-proton collisions at = 13 TeV with the ATLAS detector

G Aad, B Abbott, K Abeling, NJ Abicht, SH Abidi… - Journal of High Energy …, 2024 - Springer
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 …

[HTML][HTML] Exploration at the high-energy frontier: ATLAS Run 2 searches investigating the exotic jungle beyond the Standard Model

G Aad, E Aakvaag, BK Abbott, K Abeling, NJ Abicht… - 2024 - hal.science
The Large Hadron Collider is at the high-energy frontier of particle physics, having produced
proton $-$ proton collisions during Run 2, from 2015 to 2018, at an unprecedented centre-of …

[HTML][HTML] Calibration of a soft secondary vertex tagger using proton-proton collisions at 13 TeV with the ATLAS detector

G Aad, E Aakvaag, BK Abbott, S Abdelhameed… - 2024 - hal.science
Several processes studied by the ATLAS experiment at the Large Hadron Collider produce
low-momentum $ b $-flavored hadrons in the final state. This paper describes the calibration …

Search for new particles in events with a hadronically decaying W or Z boson and large missing transverse momentum at = 13 TeV using the ATLAS detector

ATLAS Collaboration - arXiv preprint arXiv:2406.01272, 2024 - arxiv.org
A search is presented for new particles produced in proton-proton collisions at a centre-of-
mass energy of 13 TeV that result in final states comprising a massive vector (W or Z) boson …

Measurements of the production cross-section for a boson in association with - or -jets in proton-proton collisions at TeV with the ATLAS detector

ATLAS Collaboration - arXiv preprint arXiv:2403.15093, 2024 - arxiv.org
This paper presents a measurement of the production cross-section of a $ Z $ boson in
association with $ b $-or $ c $-jets, in proton-proton collisions at $\sqrt {s}= 13$ TeV with the …

Calibration of a soft secondary vertex tagger using proton-proton collisions at 13 TeV with the ATLAS detector

ATLAS Collaboration - arXiv preprint arXiv:2405.03253, 2024 - arxiv.org
Several processes studied by the ATLAS experiment at the Large Hadron Collider produce
low-momentum $ b $-flavored hadrons in the final state. This paper describes the calibration …