Now showing items 21-40 of 90

• #### Measurement of isolated-photon plus two-jet production in pp collisions at √s = 13 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-03-30)
The dynamics of isolated-photon plus two-jet production in pp collisions at a centre-of-mass energy of 13 TeV are studied with the ATLAS detector at the LHC using a dataset corresponding to an integrated luminosity of 36.1 ...
• #### Measurement of K0S and Λ0 production in tt¯ dileptonic events in pp collisions at √s=7 TeV with the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-12-17)
Measurements of K0S and Λ0 production in tt¯ final states have been performed. They are based on a data sample with integrated luminosity of 4.6 fb−1 from proton–proton collisions at a centre-of-mass energy of 7 TeV, ...
• #### Measurement of soft-drop jet observables in pp collisions with the ATLAS detector at √s=13  TeV ﻿

(Journal article; Peer reviewed, 2020-03-17)
Jet substructure quantities are measured using jets groomed with the soft-drop grooming procedure in dijet events from 32.9 fb−1 of pp collisions collected with the ATLAS detector at √s=13 TeV. These observables are sensitive ...
• #### Measurement of the azimuthal anisotropy of charged-particle production in Xe+Xe collisions at $\sqrt{s_{NN}}$=5.44 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-02-10)
This paper describes the measurements of flow harmonics v2–v6 in 3μb−1 of Xe+Xe collisions at $\sqrt{s_{NN}}$=5.44 TeV performed using the ATLAS detector at the Large Hadron Collider (LHC). Measurements of the centrality, ...
• #### Measurement of the cross-section and charge asymmetry of W bosons produced in proton–proton collisions at √s=8 TeVwith the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-09-12)
This paper presents measurements of the W+→μ+ν and 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 proton–proton collisions ...
• #### Measurement of the inclusive cross-section for the production of jets in association with a Z boson in proton–proton collisions at √s=8 TeV using the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-10-14)
The inclusive cross-section for jet production in association with a Z boson decaying into an electron–positron pair is measured as a function of the transverse momentum and the absolute rapidity of jets using 19.9 fb−1 ...
• #### Measurement of the inclusive isolated-photon cross section in pp collisions at √s = 13 TeV using 36 fb−1 of ATLAS data ﻿

(Peer reviewed; Journal article, 2019-10-18)
The differential cross section for isolated-photon production in pp collisions is measured at a centre-of-mass energy of 13 TeV with the ATLAS detector at the LHC using an integrated luminosity of 36.1 fb−1. The differential ...
• #### Measurement of the Lund jet plane using charged particles in 13 TeV proton-proton collisions with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-06-04)
The prevalence of hadronic jets at the LHC requires that a deep understanding of jet formation and structure is achieved in order to reach the highest levels of experimental and theoretical precision. There have been many ...
• #### Measurement of the production cross section for a Higgs boson in association with a vector boson in the H → WW⁎ → ℓνℓν channel in pp collisions at √s = 13 TeV with the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019)
A measurement of the Higgs boson production cross sections via associated W H and Z H production using H → W W ∗ → νν decays, where stands for either an electron or a muon, is presented. Results for combined W H and Z H ...
• #### Measurement of the top-quark mass in tt¯+ 1-jet events collected with the ATLAS detector in pp collisions at √s = 8 TeV ﻿

(Peer reviewed; Journal article, 2019-11-26)
A determination of the top-quark mass is presented using 20.2 fb−1 of 8 TeV proton-proton collision data produced by the Large Hadron Collider and collected by the ATLAS experiment. The normalised differential cross section ...
• #### Measurement of the transverse momentum distribution of Drell–Yan lepton pairs in proton–proton collisions at √s=13 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020)
This paper describes precision measurements of the transverse momentum pℓℓT (ℓ=e,μ) and of the angular variable ϕ∗η distributions of Drell–Yan lepton pairs in a mass range of 66–116 GeV. The analysis uses data from 36.1 ...
• #### Measurement of the tt¯ production cross-section and lepton differential distributions in eμ dilepton events from pp collisions at √s=13TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-06-12)
The inclusive top quark pair (tt¯) production cross-section σtt¯ has been measured in proton–proton collisions at s√=13TeV, using 36.1 fb−1 of data collected in 2015–2016 by the ATLAS experiment at the LHC. Using events ...
• #### Measurement of the tt¯ production cross-section in the lepton+jets channel at √s=13 TeV with the ATLAS experiment ﻿

(Journal article; Peer reviewed, 2020-11-10)
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 ...
• #### Measurement of the Z(→ ℓ+ℓ−)γ production cross-section in pp collisions at √s = 13 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020)
The production of a prompt photon in association with a Z boson is studied in proton-proton collisions at a centre-of-mass energy s√ = 13 TeV. The analysis uses a data sample with an integrated luminosity of 139 fb−1 ...
• #### Measurement of W± boson production in Pb+Pb collisions at √sNN−−−=5.02 TeVwith the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-11-18)
A measurement of W± boson production in Pb+Pb collisions at sNN−−−√=5.02 TeV is reported using data recorded by the ATLAS experiment at the LHC in 2015, corresponding to a total integrated luminosity of 0.49nb−1. The W± ...
• #### Measurement of W±-boson and Z-boson production cross-sections in pp collisions at √s=2.76 TeV with the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-11-08)
The production cross-sections for W± and Z bosons are measured using ATLAS data corresponding to an integrated luminosity of 4.0 pb−1 collected at a centre-of-mass energy s√=2.76 TeV. The decay channels W→ℓν and Z→ℓℓ are ...
• #### Measurements of inclusive and differential cross-sections of combined tt¯ γ and tWγ production in the eμ channel at 13 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-09-07)
Inclusive and differential cross-sections for the production of top quarks in association with a photon are measured with proton-proton collision data corresponding to an integrated luminosity of 139 fb−1. The data were ...
• #### Measurements of the Higgs boson inclusive and differential fiducial cross sections in the 4 ℓ decay channel at √s = 13 TeV ﻿

(Journal article, 2020)
Inclusive and differential fiducial cross sections of the Higgs boson are measured in the H → Z Z∗ → 4 ( = e, μ) decay channel. The results are based on protonproton collision data produced at the Large Hadron Collider at ...
• #### Measurements of the production cross-section for a Z boson in association with b-jets in proton-proton collisions at √s = 13 TeV with the ATLAS detector ﻿

(Journal article; Peer reviewed, 2020-07-07)
This paper presents a measurement of the production cross-section of a Z boson in association with b-jets, in proton-proton collisions at s√ = 13 TeV with the ATLAS experiment at the Large Hadron Collider using data ...
• #### Measurements of top-quark pair differential and double-differential cross-sections in the ℓ+jets channel with pp collisions at √s=13TeV using the ATLAS detector ﻿

(Peer reviewed; Journal article, 2019-12-24)
Single- and double-differential cross-section measurements are presented for the production of top-quark pairs, in the lepton + jets channel at particle and parton level. Two topologies, resolved and boosted, are considered ...