Browsing Fakultet for ingeniør- og naturvitskap / Faculty of Engineering and Science by Subject "VDP::Nuclear and elementary particle physics: 431"
Now showing items 41-60 of 173
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Energy dependence of exclusive J/ψ photoproduction off protons in ultra-peripheral p–Pb collisions at √sNN = 5.02 TeV
(Journal article; Peer reviewed, 2019)The ALICE Collaboration has measured the energy dependence ofexclusive photoproduction ofJ/ψ vector mesons off proton targets in ultra–peripheral p–Pb collisions at a centre-of-mass energy per nucleon pair √ sNN = 5.02 ... -
Energy dependence of ϕ(1020) production at mid-rapidity in pp collisions with ALICE at the LHC
(Peer reviewed; Journal article, 2019)Hadronic resonances are unique tools to investigate the interplay of re-scattering and regeneration effects during the hadronization phase in heavy-ion collisions. Measurements in small collision systems provide a necessary ... -
Enhanced production of multi-strange hadrons in high-multiplicity proton-proton collisions
(Peer reviewed; Journal article, 2017) -
Event-shape and multiplicity dependence of freeze-out radii in pp collisions at √s = 7 TeV
(Peer reviewed; Journal article, 2019)Two-particle correlations in high-energy collision experiments enable the extraction of particle source radii by using the Bose-Einstein enhancement of pion production at low relative momentum q ∝ 1/R. It was previously ... -
Event-shape engineering for the D-meson elliptic flow in mid-central Pb-Pb collisions at √sNN=5.02 TeV
(Journal article; Peer reviewed, 2019)The production yield of prompt D mesons and their elliptic flow coefficient v2 were measured with the Event-Shape Engineering (ESE) technique applied to mid-central (10–30% and 30–50% centrality classes) Pb-Pb collisions ... -
Event-shape- and multiplicity-dependent identified particle production in pp collisions at 13 TeV with ALICE at the LHC
(Peer reviewed; Journal article, 2019)Multiplicity-dependent measurements of identified particle production led to the discovery of collective-like behavior in pp collisions at the LHC. Better understanding of the effects attributed to well-understood physics, ... -
Evidence of rescattering effect in Pb–Pb collisions at the LHC through production of K⁎(892)0 and ϕ(1020) mesons
(Peer reviewed; Journal article, 2020)Measurements of K∗(892)0 and φ(1020) resonance production in Pb–Pb and pp collisions at √sNN = 5.02 TeV with the ALICE detector at the Large Hadron Collider are reported. The resonances are measured at midrapidity (|y| < ... -
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 (jyj < 0.5) in Pb-Pb ... -
Evolution of the longitudinal and azimuthal structure of the near-side jet peak in Pb-Pb collisions at √sNN=2.76 TeV
(Peer reviewed; Journal article, 2017) -
The evolution of the near-side peak in two-particle number and transverse momentum correlations in Pb–Pb collisions from ALICE
(Peer reviewed; Journal article, 2019)Two-particle number and transverse momentum correlations are powerful tools for studying the medium produced in heavy-ion collisions. Correlations in the angular separation of pairs of hadrons can provide information on ... -
Experimental Evidence for an Attractive p-φ Interaction
(Peer reviewed; Journal article, 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 ... -
Exploration of jet substructure using iterative declustering in pp and Pb–Pb collisions at LHC energies
(Peer reviewed; Journal article, 2020)The ALICE collaboration at the CERN LHC reports novel measurements of jet substructure in pp collisions at √s = 7 TeV and central Pb–Pb collisions at √sNN = 2.76 TeV. Jet substructure of track-based jets is explored via ... -
Exploring jet profiles in Pb-Pb collisions at 5.02 TeV with the ALICE detector
(Peer reviewed; Journal article, 2019)In this contribution, we present measurements of inclusive jet production with the ALICE detector in Pb-Pb collisions at √sNN = 5.02 TeV. Production cross sections of charged particle jets and fully reconstructed jets are ... -
Exploring the Phase Space of Jet Splittings at ALICE using Grooming and Recursive Techniques
(Peer reviewed; Journal article, 2019)Hard splittings in the evolution of a hard scattered parton may be modified by the presence of a dense strongly interacting medium. Grooming procedures can be used to isolate such hard components of a jet and allows one ... -
f0(980) resonance production in pp collisions with the ALICE detector at the LHC
(Peer reviewed; Journal article, 2019)We report on a preliminary study of the production of f0(980) → π+π− at mid-rapidity (|y| < 0.5) performed with the ALICE detector at the LHC in minimum bias pp collisions at the centre-of-mass energy √ s = 5.02 TeV. The ... -
First measurement of jet mass in Pb–Pb and p–Pb collisions at the LHC
(Peer reviewed; Journal article, 2018) -
First measurement of Ξc0 production in pp collisions at √s = 7 TeV
(Peer reviewed; Journal article, 2018) -
First measurements of N-subjettiness in central Pb-Pb collisions at √sNN = 2.76 TeV
(Peer reviewed; Journal article, 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 ... -
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 p-Ξ− ... -
First study of the two-body scattering involving charm hadrons
(Peer reviewed; Journal article, 2022)This article presents the first measurement of the interaction between charm hadrons and nucleons. The two-particle momentum correlations of pD− and ¯pD+ pairs are measured by the ALICE Collaboration in high-multiplicity ...