Viser treff 1-20 av 20

• #### Anisotropic flow of charged particles in Pb-Pb collisions at √sNN =5.02 TeV ﻿

(Journal article; Peer reviewed, 2016)
• #### Anomalous evolution of the near-side jet peak shape in Pb-Pb collisions at √sNN=2.76 TeV ﻿

(Journal article; Peer reviewed, 2017)
We present the charged-particle pseudorapidity density in pp, p–Pb, and Pb–Pb collisions at √sNN = 5.02 TeV over a broad pseudorapidity range. The distributions are determined using the same experimental apparatus and ...
• #### Azimuthal Anisotropy of Heavy-Flavor Decay Electrons in p-Pb Collisions at √sNN=5.02  TeV ﻿

(Journal article; Peer reviewed, 2019)
Angular correlations between heavy-flavor decay electrons and charged particles at midrapidity (|η| < 0.8) are measured in p-Pb collisions at √sNN=5.02  TeV. The analysis is carried out for the 0%–20% (high) and 60%–100% ...
• #### Azimuthally differential pion femtoscopy in Pb-Pb collisions at √sNN = 2.76  TeV ﻿

(Journal article; Peer reviewed, 2017)
We present the first azimuthally differential measurements of the pion source size relative to the second harmonic event plane in Pb-Pb collisions at a center-of-mass energy per nucleon-nucleon pair of √sNN = 2.76 TeV. The ...
• #### Centrality Dependence of the Charged-Particle Multiplicity Density at Midrapidity in Pb-Pb Collisions at √sNN =5.02 TeV ﻿

(Journal article; Peer reviewed, 2016)
The pseudorapidity density of charged particles, dNch/dη, at midrapidity in Pb-Pb collisions has been measured at a center-of-mass energy per nucleon pair of √sNN=5.02  TeV. For the 5% most central collisions, we measure ...
• #### Correlated event-by-event Fluctuations of Flow Harmonics in Pb-Pb collisions at √sNN = 2.76 TeV ﻿

(Journal article; Peer reviewed, 2016)
We report the measurements of correlations between event-by-event fluctuations of amplitudes of anisotropic flow harmonics in nucleus-nucleus collisions, obtained for the first time using a new analysis method based on ...
• #### D meson elliptic flow in noncentral Pb-Pb collisions at root(S)(NN)=2.76 TeV ﻿

(Journal article; Peer reviewed, 2013)
Azimuthally anisotropic distributions of D0, D+, and D*+ mesons were studied in the central rapidity region (|y|<0.8) in Pb-Pb collisions at a center-of-mass energy √sNN=2.76  TeV per nucleon-nucleon collision, with the ...
• #### D-meson azimuthal anisotropy in midcentral Pb-Pb collisions at √sNN=5.02  TeV ﻿

(Journal article; Peer reviewed, 2018)
The azimuthal anisotropy coefficient v2 of prompt D0, Dþ, D_þ, and Dþs mesons was measured in midcentral (30%–50% centrality class) Pb-Pb collisions at a center-of-mass energy per nucleon pair √sNN p ¼ 5.02 TeV, with the ...
• #### Directed flow of charged particles at midrapidity relative to the spectator plane in Pb-Pb collisions at root s(NN)=2.76TeV ﻿

(Journal article; Peer reviewed, 2013)
The directed flow of charged particles at midrapidity is measured in Pb-Pb collisions at √sNN=2.76  TeV relative to the collision symmetry plane defined by the spectator nucleons. A negative slope of the rapidity-odd ...
• #### Evidence of spin-orbital angular momentum interactions in relativistic heavy-ion collisions ﻿

(Peer reviewed; Journal article, 2020)
The first evidence of spin alignment of vector mesons (K*0 and ϕ) in heavy-ion collisions at the Large Hadron Collider (LHC) is reported. The spin density matrix element ρ00 is measured at midrapidity (|y|<0.5) in Pb-Pb ...
• #### First observation of an attractive interaction between a proton and a cascade baryon ﻿

(Journal article; Peer reviewed, 2019)
This Letter presents the first experimental observation of the attractive strong interaction between a proton and a multistrange baryon (hyperon) Ξ−. The result is extracted from two-particle correlations of combined ...
• #### Flow dominance and factorization of transverse momentum correlations in Pb-Pb collisions at the LHC ﻿

(Journal article; Peer reviewed, 2017)
We present the first measurement of the two-particle transverse momentum differential correlation function, P2≡⟨ΔpTΔpT⟩/⟨pT⟩2, in Pb-Pb collisions at √sNN=2.76  TeV. Results for P2 are reported as a function of the relative ...
• #### Investigations of anisotropic flow using multiparticle azimuthal correlations in pp, p−Pb, Xe-Xe, and Pb-Pb collisions at the LHC ﻿

(Journal article; Peer reviewed, 2019)
Measurements of anisotropic flow coefficients (vn) and their cross-correlations using two- and multiparticle cumulant methods are reported in collisions of pp at √s=13  TeV, p−Pb at a center-of-mass energy per nucleon pair ...
• #### J/psi Elliptic Flow in Pb-Pb Collisions at root s(NN)=2.76 TeV ﻿

(Journal article; Peer reviewed, 2013)
We report on the first measurement of inclusive J/ψ elliptic flow v2 in heavy-ion collisions at the LHC. The measurement is performed with the ALICE detector in Pb-Pb collisions at √sNN = 2.76  TeV in the rapidity range ...
• #### J/ψ elliptic flow in Pb-Pb collisions at √sNN=5.02  TeV ﻿

(Journal article; Peer reviewed, 2017)
We report a precise measurement of the J/ψ elliptic flow in Pb-Pb collisions at √sNN = 5.02 TeV with the ALICE detector at the LHC. The J/ψ mesons are reconstructed at midrapidity (|y| < 0.9) in the dielectron decay channel ...
• #### Measurement of an excess in the Yield of J/ψ at very low pT in Pb-Pb collisions at √sNN=2.76 TeV ﻿

(Journal article; Peer reviewed, 2016)
We report on the first measurement of an excess in the yield of J/ψ at very low transverse momentum (pT<0.3  GeV/c) in peripheral hadronic Pb-Pb collisions at √sNN=2.76  TeV, performed by ALICE at the CERN LHC. Remarkably, ...
• #### Measurement of the low-energy antideuteron inelastic cross section ﻿

(Peer reviewed; Journal article, 2020)
In this Letter, we report the first measurement of the inelastic cross section for antideuteron-nucleus interactions at low particle momenta, covering a range of 0.3≤p<4  GeV/c. The measurement is carried out using p-Pb ...
• #### Measurement of Υ(1S) elliptic flow at forward rapidity in Pb-Pb collisions at √sNN=5.02  TeV ﻿

(Journal article; Peer reviewed, 2019)
The first measurement of the Υ(1S) elliptic flow coefficient (v2) is performed at forward rapidity (2.5 < y < 4) in Pb–Pb collisions at √sNN = 5.02  TeV with the ALICE detector at the LHC. The results are obtained with the ...
• #### Probing the effects of strong electromagnetic fields with charge-dependent directed flow in Pb-Pb collisions at the LHC ﻿

(Peer reviewed; Journal article, 2020)
The first measurement at the LHC of charge-dependent directed flow (v1) relative to the spectator plane is presented for Pb-Pb collisions at sNN p ¼ 5.02 TeV. Results are reported for charged hadrons and D0 mesons for the ...
• #### Scattering studies with low-energy kaon-proton femtoscopy in proton-proton collisions at the LHC ﻿

(Peer reviewed; Journal article, 2020)
The study of the strength and behavior of the antikaon-nucleon (¯KN) interaction constitutes one of the key focuses of the strangeness sector in low-energy quantum chromodynamics (QCD). In this Letter a unique high-precision ...