Güncel Gönderiler: ARAŞTIRMA ÇIKTILARI
Toplam kayıt 716, listelenen: 1-20
-
Measurement of prompt D0, Λ+c, and Σ0,++c(2455) production in pp collisions at s√=13 TeV
(2021)The pT-differential production cross sections of prompt D0, Λ+c, and Σ0,++c(2455) charmed hadrons are measured at midrapidity (|y|<0.5) in pp collisions at s√=13 TeV. This is the first measurement of Σ0,++c production in ... -
Measurement of the cross sections of Ξ0c and Ξ+c baryons and branching-fraction ratio BR(Ξ0c→Ξ−e+νe)/BR(Ξ0c→Ξ−π+) in pp collisions at 13 TeV
(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 centre-of-mass energy s√=13 TeV with the ALICE detector at the ... -
Inclusive J/ψ production at midrapidity in pp collisions at √s = 13 TeV
(2021)We report on the inclusive J/ψ production cross section measured at the CERN Large Hadron Col- lider in proton–proton collisions at a center-of-mass energy √s = 13 TeV. The J/ψ mesons are reconstructed in the e+e− decay ... -
Charged-particle multiplicity fluctuations in Pb–Pb collisions at √sNN = 2.76 TeV
(2021)Abstract 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 pseudo- ... -
Λ c+ production in p p and in p -Pb collisions at sNN = 5.02 TeV
(2021)The production cross section of prompt Λc+ charm baryons was measured with the ALICE detector at the LHC at midrapidity in proton-proton (pp) and proton-lead (p–Pb) collisions at a center-of-mass energy per nucleon pair ... -
Λ+c production and baryon-to-meson ratios in pp and p-Pb collisions at sNN=5.02 TeV at the LHC
(2021)The prompt production of the charm baryon Λ+c and the Λ+c/D0 production ratios were measured at midrapidity with the ALICE detector in pp and p-Pb collisions at sNN‾‾‾‾√=5.02TeV. These new measurements show a clear decrease ... -
Experimental Evidence for an Attractive p-φ Interaction
(2021)This Letter presents the first experimental evidence of the attractive strong interaction between a proton and a ϕ meson. The result is obtained from two-particle correlations of combined p-ϕ⊕p⎯⎯⎯-ϕ pairs measured in ... -
Anisotropic flow of identified hadrons in Xe-Xe collisions at √sNN = 5.44 TeV
(2021)Measurements of elliptic (v2) and triangular (v3) flow coefficients of π±, K±, p+p⎯⎯⎯, K0S, and Λ+Λ⎯⎯⎯⎯ obtained with the scalar product method in Xe-Xe collisions at sNN‾‾‾‾√ = 5.44 TeV are presented. The results are ... -
Kaon–proton strong interaction at low relative momentum via femtoscopy in Pb–Pb collisions at the LHC
(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 ... -
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
(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 ... -
First measurement of coherent ρ0 photoproduction in ultra-peripheral Xe–Xe collisions at √sNN = 5.44 TeV
(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 ... -
Inclusive heavy-flavour production at central and forward rapidity in Xe–Xe collisions at √sNN = 5.44 TeV
(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 ... -
Υ production and nuclear modification at forward rapidity in Pb–Pb collisions at √sNN = 5.02 TeV
(2021)The production of Υ mesons in Pb-Pb collisions at a centre-of-mass energy per nucleon pair sNN‾‾‾‾√ = 5 TeV is measured with the muon spectrometer of the ALICE detector at the LHC. The yields as well as the nuclear ... -
Coherent J/ψ and ψ′ photoproduction at midrapidity in ultra-peripheral Pb–Pb collisions at √sNN = 5.02 TeV
(2021)The coherent photoproduction of J/ψ and ψ′ mesons was measured in ultra-peripheral Pb-Pb collisions at a center-of-mass energy sNN‾‾‾‾√ = 5.02 TeV with the ALICE detector. Charmonia are detected in the central rapidity ... -
Multiharmonic Correlations of Different Flow Amplitudes in Pb-Pb Collisions at √ s NN = 2.76 TeV
(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 ... -
Measurement of the production cross section of prompt Ksi-0c baryons at midrapidity in pp collisions at √s = 5.02 TeV
(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 ... -
Production of pions, kaons, (anti-)protons and φ mesons in Xe–Xe collisions at √sNN = 5.44 TeV
(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 ... -
Long- and short-range correlations and their event-scale dependence in high-multiplicity pp collisions at √s = 13 TeV
(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-(Δη ∼ 0) and long-range (1.6<|Δη|<1.8) in ... -
First measurements of N-subjettiness in central Pb-Pb collisions at √sNN = 2.76 TeV
(2021)The ALICE Collaboration reports the first fully-corrected measurements of the N-subjettiness observable for track-based jets in heavy-ion collisions. This study is performed using data recorded in pp and Pb−Pb collisions ... -
Production of muons from heavy-flavour hadron decays at high transverse momentum in Pb–Pb collisions at √sNN = 5.02 and 2.76 TeV
(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 ...