Viser treff 1-20 av 31

• #### 3Λh and 3‾Λ‾h lifetime measurement in Pb–Pb collisions at √sNN = 5.02 TeV via two-body decay ﻿

(Peer reviewed; Journal article, 2019-10)
An improved value for the lifetime of the (anti-)hypertriton has been obtained using the data sample of Pb–Pb collisions at sNN=5.02 TeV collected by the ALICE experiment at the LHC. The (anti-)hypertriton has been ...
• #### Characterization of monolithic CMOS pixel sensor chip with ion beams for application in particle computed tomography ﻿

(Peer reviewed; Journal article, 2019)
Particle computed tomography (pCT) is an emerging imaging modality that promises to reduce rangeuncertainty in particle therapy. The Bergen pCT collaboration aims to develop a novel pCT prototype basedon the ALPIDE monolithic ...
• #### Charged-particle production as a function of multiplicity and transverse spherocity in pp collisions at √s=5.02and 13 TeV ﻿

(Peer reviewed; Journal article, 2019-10-17)
We present a study of the inclusive chargedparticle transverse momentum (pT) spectra as a function of charged-particle multiplicity density at mid-pseudorapidity, dNch/dη, in pp collisions at √s = 5.02 and 13 TeV covering ...
• #### Coherent J/ψ photoproduction at forward rapidity in ultra-peripheral Pb–Pb collisions at √sNN = 5.02 TeV ﻿

(Peer reviewed; Journal article, 2019)
The ALICE collaboration performed the first rapidity-differential measurement of coherent J/ψ photoproduction in ultra-peripheral Pb–Pb collisions at a center-of-mass energy √sNN = 5.02 TeV. The J/ψ is detected via its ...
• #### Coherent photoproduction of ρ 0 vector mesons in ultra-peripheral Pb-Pb collisions at √sNN = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2020)
Cross sections for the coherent photoproduction of ρ0 vector mesons in ultra-peripheral Pb-Pb collisions at √sNN = 5.02 TeV are reported. The measurements, which rely on the π+π− decay channel, are presented in three regions ...
• #### Design and Implementation of a High-Speed Readout and Control System for a Digital Tracking Calorimeter for proton CT ﻿

(Doctoral thesis, 2021-02-18)
Particle therapy, a non-invasive technique for treating cancer using protons and light ions, has become more and more common. For example, a particle treatment facility is currently being built, in Bergen, Norway. Proton ...
• #### Design of High-Speed Digital Readout System for Use in Proton Computed Tomography ﻿

(Master thesis, 2017-06-16)
A team at the University of Bergen is developing a proton computed tomography (CT) scanner prototype. The proton CT (pCT) scanner will introduce fewer insecurities than conventional photon CT when analyzing the location ...
• #### Development of Readout Electronics for a Digital Tracking Calorimeter ﻿

(Journal article; Peer reviewed, 2020)
Highly segmented digital tracking calorimeters consist of multiple layers of high-granularity pixel detector CMOS sensors and absorption/conversion layers. Two separate prototypes are being developed: (1) an electromagnetic ...
• #### Exploration of jet substructure using iterative declustering in pp and Pb–Pb collisions at LHC energies ﻿

(Journal article; Peer reviewed, 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 ...
• #### First observation of an attractive interaction between a proton and a cascade baryon ﻿

(Peer reviewed; Journal article, 2019)
• #### Inclusive J/ψ production at mid-rapidity in pp collisions at √s = 5.02 TeV ﻿

(Peer reviewed; Journal article, 2019-10-07)
Inclusive J/ψ production is studied in minimum-bias proton-proton collisions at a centre-of-mass energy of √ s = 5.02 TeV by ALICE at the CERN LHC. The measurement is performed at mid-rapidity (|y| < 0.9) in the dielectron ...
• #### Investigation of the p–Σ0 interaction via femtoscopy in pp collisions ﻿

(Journal article; Peer reviewed, 2020-06-10)
This Letter presents the first direct investigation of the p–Σ0 interaction, using the femtoscopy technique in high-multiplicity pp collisions at √s = 13 TeV measured by the ALICE detector. The Σ0 is reconstructed via the ...
• #### Investigations of anisotropic flow using multiparticle azimuthal correlations in pp, p−Pb, Xe-Xe, and Pb-Pb collisions at the LHC ﻿

(Peer reviewed; Journal article, 2019)
Measurements of anisotropic flow coefficients ( v n ) and their cross-correlations using two- and multiparticle cumulant methods are reported in collisions of p p at √ s = 13 TeV , p − Pb at a center-of-mass energy per ...
• #### J/ψ elliptic and triangular flow in Pb-Pb collisions at √sNN = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2020)
The inclusive J/ψ elliptic (v2) and triangular (v3) flow coefficients measured at forward rapidity (2.5 < y < 4) and the v2 measured at midrapidity (|y| < 0.9) in Pb-Pb collisions at sNN−−−√ = 5.02 TeV using the ALICE ...
• #### Longitudinal and azimuthal evolution of two-particle transverse momentum correlations in Pb–Pb collisions at √sNN=2.76 TeV ﻿

(Journal article; Peer reviewed, 2020)
This paper presents the first measurements of the charge independent (CI) and charge dependent (CD) two-particle transverse momentum correlators G^CI_2 and G^CD_2 in Pb–Pb collisions at √sNN = 2.76 TeV by the ALICE ...
• #### Measurement of charged jet cross section in pp collisions at √s=5.02  TeV ﻿

(Peer reviewed; Journal article, 2019)
The cross section of jets reconstructed from charged particles is measured in the transverse momentum range of 5 < p T < 100     GeV / c in p p collisions at the center-of-mass energy of √ s = 5.02     TeV with the ALICE ...
• #### Measurement of electrons from heavy-flavour hadron decays as a function of multiplicity in p-Pb collisions at √sNN = 5.02 TeV ﻿

(Journal article; Peer reviewed, 2020)
The multiplicity dependence of electron production from heavy-flavour hadron decays as a function of transverse momentum was measured in p-Pb collisions at √sNN = 5.02 TeV using the ALICE detector at the LHC. The measurement ...
• #### Measurement of jet radial profiles in Pb–Pb collisions at √sNN = 2.76 TeV ﻿

(Peer reviewed; Journal article, 2019)
The jet radial structure and particle transverse momentum (pT) composition within jets are presented in centrality-selected Pb–Pb collisions at √sNN = 2.76 TeV. Track-based jets, which are also called charged jets, were ...
• #### Measurement of prompt D0, D+, D*+, and D+Sproduction in p–Pb collisions at √sNN = 5.02 TeV ﻿

(Peer reviewed; Journal article, 2019-12-11)
The measurement of the production of prompt D0, D+, D*+, and D+S mesons in proton–lead (p–Pb) collisions at the centre-of-mass energy per nucleon pair of sNN−−−√ = 5.02 TeV, with an integrated luminosity of 292 ± 11 μb−1, ...
• #### Measurement of the inclusive isolated photon production cross section in p p collisions at √s=7 TeV ﻿

(Peer reviewed; Journal article, 2019-11-07)
The production cross section of inclusive isolated photons has been measured by the ALICE experiment at the CERN LHC in pp collisions at a centre-of-momentum energy of s√= 7 TeV. The measurement is performed with the ...