Viser treff 1-20 av 25

• ALICE measurement of the $J/\psi$ nuclear modification factor at mid-rapidity in Pb–Pb collisions at $\sqrt{{s}_{NN}}=$ 5.02 TeV ﻿

(Peer reviewed; Journal article, 2017-11)
ALICE at the LHC provides unique capabilities to study charmonium production at low transverse momenta ( p T ). At central rapidity, ( |y|<0.8 ), ALICE can reconstruct J/ ψ via their decay into two electrons down to zero ...
• Charmonium production in Pb–Pb and p–Pb collisions at forward rapidity measured with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
The ALICE collaboration has measured the inclusive charmonium production at forward rapidity in Pb–Pb and p–Pb collisions at sNN=5.02TeV and sNN=8.16TeV , respectively. In Pb–Pb collisions, the J/ ψ and ψ (2S) nuclear ...
• 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 ...
• D-meson nuclear modification factor and elliptic flow measurements in Pb–Pb collisions at $\sqrt {s_{NN}}$ = 5.02TeV with ALICE at the LHC ﻿

(Peer reviewed; Journal article, 2017-11)
ALICE measured the nuclear modification factor $R_{AA}$ and elliptic flow $\nu_{2}$ of D mesons $D^{0}$. $D^{+}$. $D^{⁎+}$ and $D^{s+}$ in semi-central Pb–Pb collisions at $\sqrt{s_{NN}} =5.02$ TeV. The ...
• 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 ...
• 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 ...
• Investigating the Role of Coherence Effects on Jet Quenching in Pb-Pb Collisions at $\sqrt{s_{NN}} =2.76$ TeV using Jet Substructure ﻿

(Peer reviewed; Journal article, 2017-11)
We report measurements of two jet shapes, the ratio of 2-Subjettiness to 1-Subjettiness $\it{\tau_{2}}/\it{\tau_{1}}$ and the opening angle between the two axes of the 2-Subjettiness jet shape, which is obtained by ...
• Latest results on the production of hadronic resonances in ALICE at the LHC ﻿

(Journal article; Peer reviewed, 2021)
Measurement of short-lived hadronic resonances are used to study different aspects of particle production and collision dynamics in pp, p–A and relativistic heavy-ion collisions. The yields of resonances are sensitive to ...
• Light neutral meson production in heavy ion collisions with ALICE in the era of precision physics at the LHC ﻿

(Journal article; Peer reviewed, 2021)
The production of light neutral mesons in AA collisions probes the physics of the Quark-Gluon Plasma (QGP), which is formed in heavy-ion collisions at the LHC. More specifically, the centrality dependent neutral meson ...
• 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 ...
• 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 ...
• Soft-Dielectron Excess in Proton-Proton Collisions at s =13 TeV ﻿

(Journal article; Peer reviewed, 2021)
A measurement of dielectron production in proton-proton (pp) collisions at √s=13 TeV, recorded with the ALICE detector at the CERN LHC, is presented in this Letter. The data set was recorded with a reduced magnetic solenoid ...