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Measurement of the azimuthal anisotropy of charged particles in TeV OO and NeNe collisions with the ATLAS detector
ATLAS Collaboration
This paper presents the first measurements of the azimuthal anisotropy coefficients , which quantify the -order Fourier modulation of charged-particle azimu…
Measurement of coherent exclusive production in ultraperipheral Pb+Pb collisions at TeV with the ATLAS detector
ATLAS Collaboration
The ATLAS experiment has performed a measurement of coherent exclusive production in ultraperipheral Pb+Pb collisions at TeV. The data…
Measurement of substructure-dependent suppression of large-radius jets with charged particles in Pb+Pb collisions with ATLAS
ATLAS Collaboration
Measurements of jet substructure in Pb+Pb collisions provide key insights into the mechanism of jet quenching in the hot and dense QCD medium created in these collisions. This Lett…
Characterization of nuclear breakup as a function of hard-scattering kinematics using dijets measured by ATLAS in +Pb collisions
ATLAS Collaboration
This Letter analyzes the sensitivity of event geometry estimators to the initial-state kinematics of hard scattering in proton-lead collisions. This analysis uses dijets as a proxy…
Evidence for the collective nature of radial flow in Pb+Pb collisions with the ATLAS detector
ATLAS Collaboration
Anisotropic flow and radial flow are two key probes of the expansion dynamics and properties of the quark-gluon plasma (QGP). While anisotropic flow has been extensively studied, r…
Charged-hadron and identified-hadron (, , ) yield measurements in photo-nuclear Pb+Pb and +Pb collisions at TeV with ATLAS
ATLAS Collaboration
This paper presents the measurement of charged-hadron and identified-hadron (, , ) yields in photo-nuclear collisions using 1.7 $\mathrm{n…
Observation of hyperon local polarization in pPb collisions at = 8.16 TeV
CMS Collaboration
The polarization of the and hyperons along the beam direction has been measured in proton-lead (pPb) collisions at a center-of-mass energy per nucleon pair of 8.16…
Azimuthal anisotropies of charged particles with high transverse momentum in Pb+Pb collisions at TeV with the ATLAS detector
ATLAS Collaboration
A measurement is presented of elliptic () and triangular () azimuthal anisotropy coefficients for charged particles produced in Pb+Pb collisions at $\sqrt{s_{_\text{NN}}}…
Measurement of light-by-light scattering and the Breit-Wheeler process, and search for axion-like particles in ultraperipheral PbPb collisions at = 5.02 TeV
CMS Collaboration
Measurements of light-by-light scattering (LbL, ) and the Breit-Wheeler process (BW, ) are reported in ultraperipheral PbPb collisions at…
Observation of top-quark pair production in lead-lead collisions at TeV with the ATLAS detector
ATLAS Collaboration
Top-quark pair production is observed in lead-lead (Pb+Pb) collisions at TeV at the Large Hadron Collider with the ATLAS detector. The data sample was r…
Measurement of photonuclear jet production in ultra-peripheral Pb+Pb collisions at TeV with the ATLAS detector
ATLAS Collaboration
In ultra-relativistic heavy ion collisions at the LHC, each nucleus acts a sources of high-energy real photons that can scatter off the opposing nucleus in ultra-peripheral photonu…
Search for the jet-induced diffusion wake in the quark-gluon plasma via measurements of jet-track correlations in photon-jet events in Pb+Pb collisions at = 5.02 TeV with the ATLAS detector
ATLAS Collaboration
This paper presents a measurement of jet-track correlations in photon-jet events, using 1.72 nb of Pb+Pb data at = 5.02 TeV recorded with the ATLAS de…
Jet radius dependence of dijet momentum balance and suppression in Pb+Pb collisions at 5.02 TeV with the ATLAS detector
ATLAS Collaboration
This paper describes a measurement of the jet radius dependence of the dijet momentum balance between leading back-to-back jets in 1.72 of Pb+Pb collisions collected in 2…
Multiplicity dependence of charm baryon and charm meson production in pPb collisions at = 8.16 TeV
CMS Collaboration
Measurements of the production yields of charm baryons () and charm mesons (D) in proton-lead collisions at a nucleon-nucleon center-of-mass energy of 8.16 TeV…
Disentangling sources of momentum fluctuations in Xe+Xe and Pb+Pb collisions with the ATLAS detector
ATLAS Collaboration
High-energy nuclear collisions create a quark-gluon plasma, whose initial condition and subsequent expansion vary from event to event, impacting the distribution of the event-wise…
Search for nuclear modifications of B meson production in pPb collisions at = 8.16 TeV
CMS Collaboration
Nuclear medium effects on B meson production are studied using the binary-collision scaled cross section ratio between events of different charged-particle multiplicities from…
Observation of double J/ meson production in pPb collisions at = 8.16 TeV
CMS Collaboration
The first observation of the concurrent production of two J/ mesons in proton-nucleus collisions is presented. The analysis is based on a proton-lead (pPb) data sample recorded…
Girth and groomed radius of jets recoiling against isolated photons in lead-lead and proton-proton collisions at = 5.02 TeV
CMS Collaboration
This Letter presents the first measurements of the groomed jet radius and the jet girth in events with an isolated photon recoiling against a jet in lead-lead (P…
Elliptic anisotropy measurement of the f(980) hadron in proton-lead collisions and evidence for its quark-antiquark composition
CMS Collaboration
Despite the f(980) hadron having been discovered half a century ago, the question about its quark content has not been settled: it might be an ordinary quark-antiquark ($\mathr…
Higher-order moments of the elliptic flow distribution in PbPb collisions at = 5.02 TeV
CMS Collaboration
The hydrodynamic flow-like behavior of charged hadrons in high-energy lead-lead collisions is studied through multiparticle correlations. The elliptic anisotropy values based on di…
Measurement of the centrality dependence of the dijet yield in +Pb collisions at = 8.16 TeV with the ATLAS detector
The ATLAS Collaboration
The measurement of hard scatterings in proton-nucleus collisions has resulted in a greater understanding of both the proton and nuclear structure. ATLAS measured the centrality dep…
Azimuthal angle correlations of muons produced via heavy-flavor decays in 5.02 TeV Pb+Pb and collisions with the ATLAS detector
ATLAS Collaboration
Angular correlations between heavy-quarks provide a unique probe of the quark-gluon plasma created in ultra-relativistic heavy-ion collisions. Results are presented of a measuremen…
Study of charm hadronization with prompt baryons in proton-proton and lead-lead collisions at = 5.02 TeV
CMS Collaboration
The production of prompt baryons is measured via the exclusive decay channel pK at a center-of-mass energy per nucleon pair of 5.02 T…
Multiplicity and transverse momentum dependence of charge-balance functions in pPb and PbPb collisions at LHC energies
CMS Collaboration
Measurements of the charge-dependent two-particle angular correlation function in proton-lead (pPb) collisions at a nucleon-nucleon center-of-mass energy of …