Viser treff 1-20 av 26

• #### Charged-particle multiplicity fluctuations in Pb–Pb collisions at √sNN = 2.76 TeV ﻿

(Journal article; Peer reviewed, 2021)
Measurements of event-by-event fluctuations of charged-particle multiplicities in Pb–Pb collisions at √sNN = 2.76 TeV using the ALICE detector at the CERN Large Hadron Collider (LHC) are presented in the pseudorapidity ...
• #### Coherent J/ψ and ψ photoproduction at midrapidity in ultra-peripheral Pb–Pb collisions at √sNN = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2021)
The coherent photoproduction of J/ψJ/ψ and ψ′ψ′ mesons was measured in ultra-peripheral Pb–Pb collisions at a center-of-mass energy sNN−−−√ = 5.02sNN = 5.02 TeV with the ALICE detector. Charmonia are detected in the central ...
• #### Elliptic Flow of Electrons from Beauty-Hadron Decays in Pb-Pb Collisions at sNN =5.02 TeV ﻿

(Journal article; Peer reviewed, 2021)
The elliptic flow of electrons from beauty hadron decays at midrapidity (|y| < 0.8) is measured in Pb-Pb collisions at √sNN = 5.02 TeV with the ALICE detector at the LHC. The azimuthal distribution of the particles produced ...
• #### Energy dependence of ϕ meson production at forward rapidity in pp collisions at the LHC ﻿

(Journal article; Peer reviewed, 2021)
The production of $\phi$ mesons has been studied in pp collisions at LHC energies with the ALICE detector via the dimuon decay channel in the rapidity region $2.5< y < 4$. Measurements of the differential cross section ...
• #### First measurement of coherent ρ0 photoproduction in ultra-peripheral Xe–Xe collisions at √sNN = 5.44 TeV ﻿

(Journal article; Peer reviewed, 2021)
The first measurement of the coherent photoproduction of ρ0 vector mesons in ultra-peripheral Xe–Xe collisions at sNN=5.44 TeV is presented. This result, together with previous HERA γp data and γ–Pb measurements from ALICE, ...
• #### First measurement of quarkonium polarization in nuclear collisions at the LHC ﻿

(Journal article; Peer reviewed, 2021)
The polarization of inclusive J/ψ and ϒ(1S) produced in Pb–Pb collisions at sNN=5.02 TeV at the LHC is measured with the ALICE detector. The study is carried out by reconstructing the quarkonium through its decay to muon ...
• #### First measurement of the |t|-dependence of coherent J/ψ photonuclear production ﻿

(Journal article; Peer reviewed, 2021)
The first measurement of the cross section for coherent J/ψ photoproduction as a function of |t|, the square of the momentum transferred between the incoming and outgoing target nucleus, is presented. The data were measured ...
• #### Global baryon number conservation encoded in net-proton fluctuations measured in Pb–Pb collisions at √sNN = 2.76 TeV ﻿

(Journal article; Peer reviewed, 2020)
Experimental results are presented on event-by-event net-proton fluctuation measurements in Pb–Pb collisions at √SNN=2.76 TeV, recorded by the ALICE detector at the CERN LHC. These measurements have as their ultimate goal ...
• #### Inclusive heavy-flavour production at central and forward rapidity in Xe–Xe collisions at √sNN = 5.44 TeV ﻿

(Journal article; Peer reviewed, 2021)
The first measurements of the production of muons and electrons from heavy-flavour hadron decays in Xe–Xe collisions at sNN=5.44 TeV, using the ALICE detector at the LHC, are reported. The measurement of the nuclear ...
• #### Kaon–proton strong interaction at low relative momentum via femtoscopy in Pb–Pb collisions at the LHC ﻿

(Journal article; Peer reviewed, 2021)
In quantum scattering processes between two particles, aspects characterizing the strong and Coulomb forces can be observed in kinematic distributions of the particle pairs. The sensitivity to the interaction potential ...
• #### Long- and short-range correlations and their event-scale dependence in high-multiplicity pp collisions at √s = 13 TeV ﻿

(Journal article; Peer reviewed, 2021)
Two-particle angular correlations are measured in high-multiplicity proton-proton collisions at s√ = 13 TeV by the ALICE Collaboration. The yields of particle pairs at short-(∆η ∼ 0) and long-range (1.6 < |∆η| < 1.8) in ...
• #### Measurement of beauty and charm production in pp collisions at √s = 5.02 TeV via non-prompt and prompt D mesons ﻿

(Journal article; Peer reviewed, 2021)
The pT-differential production cross sections of prompt and non-prompt (produced in beauty-hadron decays) D mesons were measured by the ALICE experiment at midrapidity (|y| < 0.5) in proton-proton collisions at s√s = 5.02 ...
• #### Measurement of the Cross Sections of Ξ0 c and Ξ+ c Baryons and of the Branching-Fraction Ratio BRðΞ0 c → Ξ− e + νeÞ=BRðΞ0 c → Ξ− π + Þ in pp Collisions at ffiffi s p = 13 TeV ﻿

(Journal article; Peer reviewed, 2021)
The pT-differential cross sections of prompt charm-strange baryons Ξ0c and Ξ+c were measured at midrapidity (|y|<0.5) in proton-proton (pp) collisions at a center-of-mass energy √s=13  TeV with the ALICE detector at the ...
• #### Measurement of the production cross section of prompt Ξ0 c baryons at midrapidity in pp collisions at √s = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2021)
The transverse momentum (pT) differential cross section of the charm-strange baryon Ξ0c is measured at midrapidity (|y| < 0.5) via its semileptonic decay into e+Ξ−νe in pp collisions at s√ = 5.02 TeV with the ALICE detector ...
• #### Measurements of mixed harmonic cumulants in Pb–Pb collisions at √sNN = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2021)
Correlations between moments of different flow coefficients are measured in Pb–Pb collisions at √ sNN = 5.02 TeV recorded with the ALICE detector. These new measurements are based on multiparticle mixed harmonic cumulants ...
• #### Multiharmonic Correlations of Different Flow Amplitudes in Pb-Pb Collisions at √sNN =2.76 TeV ﻿

(Journal article; Peer reviewed, 2021)
The event-by-event correlations between three flow amplitudes are measured for the first time in Pb-Pb collisions, using higher-order symmetric cumulants. We find that different three-harmonic correlations develop during ...
• #### Production of light-flavor hadrons in pp collisions at √s = 7 and √s = 13 TeV ﻿

(Journal article; Peer reviewed, 2021)
The production of π±, K±, K0S, K∗(892)0, p, ϕ(1020), Λ, Ξ−, Ω−, and their antiparticles was measured in inelastic proton–proton (pp) collisions at a center-of-mass energy of s√ = 13 TeV at midrapidity (|y|<0.5) as a function ...
• #### Production of muons from heavy-flavour hadron decays at high transverse momentum in Pb–Pb collisions at √sNN = 5.02 and 2.76 TeV ﻿

(Journal article; Peer reviewed, 2021)
Measurements of the production of muons from heavy-flavour hadron decays in Pb–Pb collisions at sNN=5.02 and 2.76 TeV using the ALICE detector at the LHC are reported. The nuclear modification factor RAA at sNN=5.02 TeV ...
• #### Production of pions, kaons, (anti-)protons and ϕ mesons in Xe–Xe collisions at √sNN = 5.44 TeV ﻿

(Journal article; Peer reviewed, 2021)
The first measurement of the production of pions, kaons, (anti-)protons and φ mesons at midrapidity in Xe–Xe collisions at √sNN = 5.44 TeV is presented. Transverse momentum (pT) spectra and pT-integrated yields are extracted ...
• #### Pseudorapidity distributions of charged particles as a function of mid- and forward rapidity multiplicities in pp collisions at √s = 5.02, 7 and 13 TeV ﻿

(Journal article; Peer reviewed, 2021)
The multiplicity dependence of the pseudorapidity density of charged particles in proton–proton (pp) collisions at centre-of-mass energies s√ = 5.02, 7 and 13 TeV measured by ALICE is reported. The analysis relies on track ...