Viser treff 932-951 av 1613

• #### Multiphase Flow in Porous Media with Emphasis on CO2 Sequestration ﻿

(Doctoral thesis, 2011-12-19)
• #### Multiphoton ionization and stabilization of helium in superintense xuv fields ﻿

(Peer reviewed; Journal article, 2011)
Multiphoton ionization of helium is investigated in the superintense field regime, with particular emphasis on the role of the electron-electron interaction in the ionization and stabilization dynamics. To accomplish this, ...
• #### Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth’s magnetotail ﻿

(Journal article; Peer reviewed, 2020)
A distinct class of aurora, called transpolar auroral arc (TPA) (in some cases called “theta” aurora), appears in the extremely high-latitude ionosphere of the Earth when interplanetary magnetic field (IMF) is northward. ...
• #### Multiplicity and transverse momentum evolution of charge-dependent correlations in pp, p-Pb, and Pb-Pb collisions at the LHC ﻿

(Peer reviewed; Journal article, 2016)
We report on two-particle charge-dependent correlations in pp, p-Pb, and Pb-Pb collisions as a function of the pseudorapidity and azimuthal angle difference, $\mathrm{\Delta}\eta$ and $\mathrm{\Delta}\varphi$ respectively. ...
• #### Multiplicity dependence of (anti-)deuteron production in pp collisions at √s=7 TeV ﻿

(Peer reviewed; Journal article, 2019-05-22)
Abstract In this letter, the production of deuterons and anti-deuterons in pp collisions at TeV is studied as a function of the charged-particle multiplicity density at mid-rapidity with the ALICE detector at the LHC. ...
• #### Multiplicity dependence of (multi-)strange hadron production in proton-proton collisions at √s = 13 TeV ﻿

(Journal article; Peer reviewed, 2020)
The production rates and the transverse momentum distribution of strange hadrons at mid-rapidity (|y|<0.5) are measured in proton-proton collisions at s√ = 13 TeV as a function of the charged particle multiplicity, using ...
• #### Multiplicity dependence of charged pion, kaon, and (anti)proton production at large transverse momentum in p-Pb collisions at $\sqrt{s_{\rm NN}}$= 5.02 TeV ﻿

(Peer reviewed; Journal article, 2016-09)
The production of charged pions, kaons and (anti)protons has been measured at mid-rapidity $-0.5 < y < 0$ in p-Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV using the ALICE detector at the LHC. Exploiting particle ...
• #### Multiplicity dependence of identified particle production in proton-proton collisions with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
The study of identified particle production as a function of transverse momentum $p_{\text{T}}$ and event multiplicity in proton-proton (pp) collisions at different center-of-mass energies $\sqrt{s}$ is a key tool ...
• #### Multiplicity dependence of inclusive J/ψ production at midrapidity in pp collisions at at √s=13 TeV ﻿

(Journal article; Peer reviewed, 2020)
Measurements of the inclusive J/ψ yield as a function of charged-particle pseudorapidity density in pp collisions at TeV with ALICE at the LHC are reported. The J/ψ meson yield is measured at midrapidity () in the ...
• #### Multiplicity dependence of jet-like two-particle correlations in p-Pb collisions at $\sqrt{s_NN}$ = 5.02 TeV ﻿

(Peer reviewed; Journal article, 2015-02-04)
Two-particle angular correlations between unidentified charged trigger and associated particles are measured by the ALICE detector in p–Pb collisions at a nucleon–nucleon centre-of-mass energy of 5.02 TeV. The transverse-momentum ...
• #### Multiplicity dependence of jet-like two-particle correlations in pp collisions at $\sqrt s$ =7 and 13 TeV with ALICE ﻿

(Peer reviewed; Journal article, 2017-11)
Two-particle correlations in relative azimuthal angle (Δ ϕ ) and pseudorapidity (Δ η ) have been used to study heavy-ion collision dynamics, including medium-induced jet modification. Further investigations also showed the ...
• #### Multiplicity dependence of K*(892)0 and ϕ(1020) production in pp collisions at √s=13 TeV ﻿

(Journal article; Peer reviewed, 2020)
The striking similarities that have been observed between high-multiplicity proton-proton (pp) collisions and heavy-ion collisions can be explored through multiplicity-differential measurements of identified hadrons in pp ...
• #### Multiplicity dependence of light (anti-)nuclei production in p–Pb collisions at √sNN=5.02 TeV ﻿

(Journal article; Peer reviewed, 2020)
The measurement of the deuteron and anti-deuteron production in the rapidity range −1 < y < 0 as a function of transverse momentum and event multiplicity in p–Pb collisions at √sNN = 5.02 TeV is presented. (Anti-)deuterons ...
• #### Multiplicity dependence of light-flavor hadron production in pp collisions at √s=7 TeV ﻿

(Peer reviewed; Journal article, 2019-02-08)
Comprehensive results on the production of unidentified charged particles, π±, K±, K0S, K∗(892)0, p, ¯p, ϕ (1020), Λ, ¯¯¯Λ, Ξ−, ¯¯¯Ξ+, Ω−, and ¯¯¯Ω+ hadrons in proton-proton (pp) collisions at √s=7 TeV at midrapidity ...
• #### Multiplicity Dependence of Pion, Kaon, Proton and Lambda Production in p-Pb Collisions at $\sqrt{s_{NN}}$ = 5.02 TeV ﻿

(Peer reviewed; Journal article, 2014-01)
In this Letter, comprehensive results on $\pi^{\pm}, K^{\pm}, K^0_S$, $p(\bar{p})$ and $\Lambda (\bar{\Lambda})$ production at mid-rapidity (0 < $y_{CMS}$ < 0.5) in p-Pb collisions at $\sqrt{s_{NN}}$ = 5.02 TeV, ...
• #### Multiplicity dependence of strangeness and hadronic resonance production in pp and p-Pb collisions with ALICE at the LHC ﻿

(Peer reviewed; Journal article, 2019)
One of the key results of the LHC Run 1 was the observation of an enhanced production of strange particles in high mul-tiplicity pp and p–Pb collisions at√sNN=7 and 5.02 TeV, respectively. The strangeness enhancement is ...
• #### Multiplicity dependence of the average transverse momentum in pp, p-Pb, and Pb-Pb collisions at the LHC ﻿

(Peer reviewed; Journal article, 2013-12)
The average transverse momentum <$p_T$> versus the charged-particle multiplicity $N_{ch}$ was measured in p-Pb collisions at a collision energy per nucleon-nucleon pair $\sqrt{s_{NN}}$ = 5.02 TeV and in pp collisions ...
• #### Multiplicity dependence of two-particle azimuthal correlations in pp collisions at the LHC ﻿

(Peer reviewed; Journal article, 2013-09)
We present the measurements of particle pair yields per trigger particle obtained from di-hadron azimuthal correlations in pp collisions at $\sqrt{s}$=0.9, 2.76, and 7 TeV recorded with the ALICE detector. The yields are ...
• #### Multiplicity dependence of π, K, and p production in pp collisions at √s=13 TeV ﻿

(Journal article; Peer reviewed, 2020)
This paper presents the measurements of π±, K±, p and p¯¯¯ transverse momentum (pT) spectra as a function of charged-particle multiplicity density in proton–proton (pp) collisions at s√ = 13 TeV with the ALICE detector at ...
• #### Multivariat analyse av nær-infrarød spektroskopi og av fysiske egenskaper i piperazin-aktivert 2-amino-2-metylpropanol og blandingsforholdets effekt på CO2-absorbsjon. ﻿

(Master thesis, 2018-06-20)
Aminløsninger er hovedsakelig det som brukes for å absorbere CO2, særlig monoetanolamin (MEA). Det er også gunstig og teste ut nye og eventuelt bedre løsninger. I denne oppgaven studeres en blanding av piperazin, ...