61 Result(s)
within
Classical and Quantum Gravitation, Relativity Theory
**an-wei Cui
Physics
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Article
Open AccessSearch for a light charged Higgs boson in t → H±b decays, with H± → cb, in the lepton+jets final state in proton-proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for a charged Higgs boson, H±, produced in top-quark decays, t → H±b, is presented. The search targets H± decays into a bottom and a charm quark, H± → cb. The analysis focuses on a selection enriched in ...
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Open AccessSearch for single production of vector-like T quarks decaying into Ht or Zt in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
This paper describes a search for the single production of an up-type vector-like quark (T) decaying as T → Ht or T → Zt. The search utilises a dataset of pp collisions at
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Open AccessEvidence for the charge asymmetry in pp → \( t\overline{t} \) production at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Inclusive and differential measurements of the top–antitop ( t t
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Open AccessCombination of inclusive top-quark pair production cross-section measurements using ATLAS and CMS data at \( \sqrt{s} \) = 7 and 8 TeV
A combination of measurements of the inclusive top-quark pair production cross-section performed by ATLAS and CMS in proton–proton collisions at centre-of-mass energies of 7 and 8 TeV at the LHC is presented. ...
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Open AccessSearch for \( t\overline{t}H/A\to t\overline{t}t\overline{t} \) production in the multilepton final state in proton–proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for a new heavy scalar or pseudo-scalar Higgs boson (H/A) produced in association with a pair of top quarks, with the Higgs boson decaying into a pair of top quarks (H/A →
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Open AccessA search for heavy Higgs bosons decaying into vector bosons in same-sign two-lepton final states in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for heavy Higgs bosons produced in association with a vector boson and decaying into a pair of vector bosons is performed in final states with two leptons (electrons or muons) of the same electric cha...
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Open AccessSearch for new phenomena in multi-body invariant masses in events with at least one isolated lepton and two jets using \( \sqrt{s} \) = 13 TeV proton–proton collision data collected by the ATLAS detector
A search for resonances in events with at least one isolated lepton (e or μ) and two jets is performed using 139 fb−1 of ...
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Open AccessModel-independent search for the presence of new physics in events including H → γγ with \( \sqrt{s} \) = 13 TeV pp data recorded by the ATLAS detector at the LHC
A model-independent search for new physics leading to final states containing a Higgs boson, with a mass of 125.09 GeV, decaying to a pair of photons is performed with 139 fb−1 of
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Open AccessSearches for lepton-flavour-violating decays of the Higgs boson into eτ and μτ in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector
This paper presents direct searches for lepton flavour violation in Higgs boson decays, H → eτ and H → μτ, performed using data collected with the ATLAS detector at the LHC. The searches are based on a data sampl...
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Open AccessInclusive and differential cross-sections for dilepton \( t\overline{t} \) production measured in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector
Differential and double-differential distributions of kinematic variables of leptons from decays of top-quark pairs ( t ...
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Article
Open AccessSearch for dark matter produced in association with a dark Higgs boson decaying into W+W− in the one-lepton final state at \( \sqrt{s} \) = 13 TeV using 139 fb−1 of pp collisions recorded with the ATLAS detector
Several extensions of the Standard Model predict the production of dark matter particles at the LHC. A search for dark matter particles produced in association with a dark Higgs boson decaying into W+W− in the ...
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Open AccessSearch for a new Z′ gauge boson in 4μ events with the ATLAS experiment
This paper presents a search for a new Z′ vector gauge boson with the ATLAS experiment at the Large Hadron Collider using pp collision data collected at ...
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Open AccessDetermination of the strong coupling constant from transverse energy-energy correlations in multijet events at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Measurements of transverse energy-energy correlations and their associated azimuthal asymmetries in multijet events are presented. The analysis is performed using a data sample corresponding to 139 fb−1 of proton...
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Open AccessSearch for excited τ-leptons and leptoquarks in the final state with τ-leptons and jets in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search is reported for excited τ-leptons and leptoquarks in events with two hadronically decaying τ-leptons and two or more jets. The search uses proton-proton (pp) collision data at
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Open AccessSearch for pair-produced scalar and vector leptoquarks decaying into third-generation quarks and first- or second-generation leptons in pp collisions with the ATLAS detector
A search for pair-produced scalar and vector leptoquarks decaying into quarks and leptons of different generations is presented. It uses the full LHC Run 2 (2015–2018) data set of 139 fb−1 collected with the ATLA...
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Open AccessMeasurement of single top-quark production in the s-channel in proton–proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A measurement of single top-quark production in the s-channel is performed in proton–proton collisions at a centre-of-mass energy of 13 TeV with the ATLAS detector at the CERN Large Hadron Collider. The datase...
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Open AccessSearch for light long-lived neutral particles that decay to collimated pairs of leptons or light hadrons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for light long-lived neutral particles with masses in the O(MeV–GeV) range is presented. The analysis targets the production of long-lived dark photons in the decay of a Higgs boson produced via gluon–gl...
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Open AccessSearch for flavour-changing neutral current interactions of the top quark and the Higgs boson in events with a pair of τ-leptons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for flavour-changing neutral current (FCNC) tqH interactions involving a top quark, another up-type quark (q = u, c), and a Standard Model (SM) Higgs boson decaying into a τ-lepton pair (H → τ+τ−) is pre...
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Open AccessMeasurement of the \( t\overline{t} \) production cross-section in pp collisions at \( \sqrt{s} \) = 5.02 TeV with the ATLAS detector
The inclusive top-quark pair ( t t ¯ ...
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Open AccessCross-section measurements for the production of a Z boson in association with high-transverse-momentum jets in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Cross-section measurements for a Z boson produced in association with high-transverse-momentum jets (pT ≥ 100 GeV) and decaying into a charged-lepton pair (e+e−, μ+μ−) are presented. The measurements are performe...
