Now showing items 368-387 of 937

• #### J/$\psi$ elliptic flow in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV ﻿

(American Physical Society, 2017-12-15)
We report a precise measurement of the J/$\psi$ elliptic flow in Pb-Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV with the ALICE detector at the LHC. The J/$\psi$ mesons are reconstructed at mid-rapidity ($|y| < 0.9$) ...
Journal article
• #### J/$\psi$ Elliptic Flow in Pb-Pb Collisions at $\sqrt{s_{NN}}$=2.76 TeV ﻿

(American Physical Society, 2013-10)
We report on the first measurement of inclusive J/$\psi$ elliptic flow, $v_2$, in heavy-ion collisions at the LHC. The measurement is performed with the ALICE detector in Pb-Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV in ...
Journal article
• #### J/$\psi$ production as a function of charged-particle pseudorapidity density in p-Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV ﻿

(Elsevier, 2018-01)
We report measurements of the inclusive J/$\psi$ yield and average transverse momentum as a function of charged-particle pseudorapidity density ${\rm d}N_{\rm ch}/{\rm d}\eta$ in p-Pb collisions at $\sqrt{s_{\rm NN}}= 5.02$ ...
Journal article
• #### J/$\psi$ suppression at forward rapidity in Pb-Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV ﻿

(American Physical Society, 2012)
The ALICE experiment has measured the inclusive J/ψ production in Pb-Pb collisions at √sNN = 2.76 TeV down to pt = 0 in the rapidity range 2.5 < y < 4. A suppression of the inclusive J/ψ yield in Pb-Pb is observed with ...
Journal article
• #### J/$\psi$ suppression at forward rapidity in Pb–Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV ﻿

(Elsevier, 2017-03)
The inclusive J/ψ production has been studied in Pb–Pb and pp collisions at the centre-of-mass energy per nucleon pair View the MathML source, using the ALICE detector at the CERN LHC. The J/ψ meson is reconstructed, ...
Journal article
• #### J/Ψ production and nuclear effects in p-Pb collisions at √sNN=5.02 TeV ﻿

(Springer, 2014-02)
Inclusive J/ψ production has been studied with the ALICE detector in p-Pb collisions at the nucleon–nucleon center of mass energy √sNN = 5.02TeV at the CERN LHC. The measurement is performed in the center of mass rapidity ...
Journal article
• #### Jet energy measurement and its systematic uncertainty in proton–proton collisions at √s=7TeV with the ATLAS detector ﻿

(Springer, 2015-01-15)
The jet energy scale (JES) and its systematic uncertainty are determined for jets measured with the ATLAS detector using proton–proton collision data with a centre-of-mass energy of s√=7 TeV corresponding to an integrated ...
Journal article
• #### Jet-hadron correlations relative to the event plane at the LHC with ALICE ﻿

(Elsevier, 2017-11)
In ultra relativistic heavy-ion collisions at the Large Hadron Collider (LHC), conditions are met to produce a hot, dense and strongly interacting medium known as the Quark Gluon Plasma (QGP). Quarks and gluons from incoming ...
Journal article
• #### Jet-like correlations with neutral pion triggers in pp and central Pb–Pb collisions at 2.76 TeV ﻿

(Elsevier, 2016-12)
We present measurements of two-particle correlations with neutral pion trigger particles of transverse momenta $8 < p_{\mathrm{T}}^{\rm trig} < 16 \mathrm{GeV}/c$ and associated charged particles of $0.5 < p_{\mathrm{T}}^{\rm ... Journal article • #### K$^{*}(892)^{0}$and$\phi(1020)$meson production at high transverse momentum in pp and Pb-Pb collisions at$\sqrt{s_\mathrm{NN}}$= 2.76 TeV ﻿ (American Physical Society, 2017-06) The production of K$^{*}(892)^{0}$and$\phi(1020)$mesons in proton-proton (pp) and lead-lead (Pb-Pb) collisions at$\sqrt{s_\mathrm{NN}} =$2.76 TeV has been analyzed using a high luminosity data sample accumulated in ... Journal article • #### K*(892)$^0$and$\Phi$(1020) production in Pb-Pb collisions at$\sqrt{s_{NN}}$= 2.76 TeV ﻿ (American Physical Society, 2015-02) The yields of the K*(892)$^0$and$\Phi$(1020) resonances are measured in Pb-Pb collisions at$\sqrt{s_{NN}}$= 2.76 TeV through their hadronic decays using the ALICE detector. The measurements are performed in multiple ... Journal article • #### Kaon femtoscopy in Pb-Pb collisions at$\sqrt{s_{\rm{NN}}}$= 2.76 TeV ﻿ (Elsevier, 2017-12-21) We present the results of three-dimensional femtoscopic analyses for charged and neutral kaons recorded by ALICE in Pb-Pb collisions at$\sqrt{s_{\rm{NN}}}\$ = 2.76 TeV. Femtoscopy is used to measure the space-time ...
Journal article
• #### Karakterisering av silika nanopartikler for økt oljeutvinning ﻿

(The University of Bergen, 2014-09-01)
Anvendelsen av silika nanopartikler for EOR-formål krever stabile dispersjoner ved typiske reservoarforhold. Optimale silikadispersjoner vil være stabile over lengre tid ved nøytrale pH- verdier og høye elektrolyttko ...
Master thesis
• #### Kinetic description of particle emission from expanding source ﻿

(Elsevier, 2008-05-22)
The freeze out of the expanding systems, created in relativistic heavy ion collisions, is discussed. We combine kinetic freeze out equations with Bjorken type system expansion into a unified model. The important feature ...
Journal article
• #### Kjennetegn på elevers teorifokuserte dialoger under praktiske aktiviteter i naturfagsundervisning ﻿

(The University of Bergen, 2018-06-20)
Overordnet tema for oppgaven er dialog, der fokus ligger på dialog mellom elever uten lærerveiledning. Muntlige ferdigheter er en grunnleggende ferdighet som skal inngå i alle skolens fag, inkludert naturfag (Utdanningsd ...
Master thesis
• #### L0/L1 trigger generation by the ALICE PHOS detector ﻿

(The University of Bergen, 2011-12-14)
Quark-Gluon Plasma (QGP) is a phase that exists above a critical temperature and corresponding energy density according to the theory of Quantum Chromo-Dynamics (QCD). The studies of the QGP help us to understand the ...
Doctoral thesis
• #### A Lagrangian study of liquid flow in a reverse-flow hydrocyclone using positron emission particle tracking ﻿

(Springer, 2015-01-10)
In this study the liquid flow in a reverse-flow hydrocyclone is studied experimentally using the Lagrangian approach. Resin beads with densities that are close to the density of the liquid in which they move, i.e. ...
Journal article
• #### \lambda Polarization in Heavy Ion Collisions ﻿

(The University of Bergen, 2015-06-02)
Results on transverse lambda polarization in peripheral heavy ion collisions in an exact, analytic, self-similar rotating hydrodynamics model using the gradient and curl of the inverse temperature field. We estimate ...
Master thesis
• #### Large scale collective modeling the final "Freeze out" stages of energetic heavy ion reactions and calculation of single particle measurables from these models ﻿

(The University of Bergen, 2005-09-30)
Doctoral thesis
• #### Laser excited Li Rydberg atoms in electric and magnetic fields ﻿

(The University of Bergen, 2012-05-09)
Doctoral thesis