Now showing items 41-60 of 944

• #### The BABAR detector: Upgrades, operation and performance ﻿

(Elsevier, 2013-11-21)
The BaBar detector operated successfully at the PEP-II asymmetric e+e− collider at the SLAC National Accelerator Laboratory from 1999 to 2008. This report covers upgrades, operation, and performance of the collider and the ...
Journal article
• #### Bacterial proteins with cleaved or uncleaved signal peptides of the general secretory pathway ﻿

(Elsevier, 2011-12-21)
Correct protein compartmentalization is a key step for molecular function and cell viability, and this is especially true for membrane and externalized proteins of bacteria. Recent proteomic reports of Bacillus subtilis ...
Journal article
• #### Beam diffraction effects in guided-wave transmission of fluid embedded elastic plate. Influence of receiver distance and finite aperture. ﻿

(The University of Bergen, 2018-06-23)
For the past decades, plate transmission effects have been extensively studied with the incentive of applying the knowledge in GUW methods in the industry. With these studies, multiple anomalous effects have been ...
Master thesis
• #### Beauty production in pp collisions at √s=2.76 TeV measured via semi-electronic decays ﻿

(Elsevier, 2014-11)
The ALICE Collaboration at the LHC reports measurement of the inclusive production cross section of electrons from semi-leptonic decays of beauty hadrons with rapidity |y|<0.8 and transverse momentum 1<pT<10 GeV/c, in pp ...
Journal article
• #### Bestemmelse av egenskaper til piezoelektriske skiver med lavt diameter/tykkelse forhold ﻿

(The University of Bergen, 2009-11-20)
Oppgaven tar for seg mekaniske, elektriske og akustiske målinger i luft på piezoelektriske skiver av typen PZT-5A med et diameter/tykkelsesforhold på 7.5. Målingene blir sammenlignet med teoretiske modeller for skivenes ...
Master thesis
• #### Birkeland current effects on high-latitude ground magnetic field perturbations ﻿

(Wiley, 2015-09-18)
Magnetic perturbations on ground at high latitudes are directly associated only with the divergence-free component of the height-integrated horizontal ionospheric current, J⊥,df. Here we show how J⊥,df can be expressed as ...
Journal article
• #### Bridge over Troubled Water - veien fra akademia til industri - og tilbake ﻿

(The Michelsen Centre or Industrial Measurement Science and Technology, 2010-04-15)
Report
• #### Calibration of the ALICE Photon Spectromter (PHOS) using the neutral pion to gamma gamma decay ﻿

(The University of Bergen, 2009-09-01)
The Large Hadron Collider (LHC) is under construction beneath the border between Switzerland and France. If it is successful, it will accelerate and collide protons at 7 T eV per proton in center of mass. Furthermore, it ...
Master thesis
• #### Can magnetotail reconnection produce the auroral intensities observed in the conjugate ionosphere? ﻿

(American Geophysical Union, 2009-06)
[1] In a recent case study, Borg et al. (2007) reported that an inverted V structure, caused by a field-aligned potential drop of 30 kV producing very strong X-ray aurora, was found in connection with tail reconnection. ...
Journal article
• #### Catalysts for Enhanced CO2-CH4 Exchange in Natural Gas Hydrates. An experimental feasibility study of exchange enhancement by use of chemical additives ﻿

(The University of Bergen, 2013-06-01)
Gas hydrate is a solid state of gas and water at high pressure and low temperature conditions. Vast energy potential is associated with gas hydrates and extensive on-going research aims at addressing the technical viability ...
Master thesis
• #### Centrality dependence of $\mathbf{\psi}$(2S) suppression in p-Pb collisions at $\mathbf{\sqrt{{\textit s}_{\rm NN}}}$ = 5.02 TeV ﻿

(Springer, 2016-06)
The inclusive production of the $\psi$(2S) charmonium state was studied as a function of centrality in p-Pb collisions at the nucleon-nucleon center of mass energy $\sqrt{s_{\rm NN}}$ = 5.02 TeV at the CERN LHC. The ...
Journal article
• #### Centrality dependence of charged jet production in p-Pb collisions at $\sqrt{s_\mathrm{NN}}$ = 5.02 TeV ﻿

(Springer, 2016-05)
Measurements of charged jet production as a function of centrality are presented for p-Pb collisions recorded at $\sqrt{s_{\rm NN}} = 5.02$ TeV with the ALICE detector. Centrality classes are determined via the energy ...
Journal article
• #### Centrality Dependence of Charged Particle Production at Large Transverse Momentum in Pb--Pb Collisions at $\sqrt{s_{\rm{NN}}} = 2.76$ TeV ﻿

(Elsevier, 2013-03)
The inclusive transverse momentum (pT) distributions of primary charged particles are measured in the pseudo-rapidity range |$\eta$| < 0.8 as a function of event centrality in Pb–Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV ...
Journal article
• #### Centrality dependence of high-$p_{\rm T}$ D meson suppression in Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV ﻿

(Springer, 2015-11)
The nuclear modification factor, $R_{\rm AA}$, of the prompt charmed mesons ${\rm D^0}$, ${\rm D^+}$ and ${\rm D^{*+}}$, and their antiparticles, was measured with the ALICE detector in Pb-Pb collisions at a centre-of-mass ...
Journal article
• #### Centrality dependence of inclusive J/$\psi$ production in p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV ﻿

(Springer, 2015-11)
We present a measurement of inclusive J/$\psi$ production in p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV as a function of the centrality of the collision, as estimated from the energy deposited in the Zero Degree ...
Journal article
• #### Centrality dependence of particle production in p-Pb collisions at $\sqrt{s_{\rm NN} }$= 5.02 TeV ﻿

(American Physical Society, 2015-06)
We report measurements of the primary charged particle pseudorapidity density and transverse momentum distributions in p-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV, and investigate their correlation with experimental ...
Journal article
• #### Centrality dependence of the pseudorapidity density distribution for charged particles in Pb-Pb collisions at $\sqrt{s_{\rm NN}}=5.02$ TeV ﻿

(Elsevier, 2017-09)
We present the charged-particle pseudorapidity density in Pb-Pb collisions at $\sqrt{s_{\mathrm{NN}}}=5.02\,\mathrm{Te\kern-.25exV}$ in centrality classes measured by ALICE. The measurement covers a wide pseudorapidity ...
Journal article
• #### Centrality dependence of the pseudorapidity density distribution for charged particles in Pb-Pb collisions at $\sqrt{s_{NN}}$ = 2.76 TeV ﻿

(Elsevier, 2013-11)
We present the first wide-range measurement of the charged-particle pseudorapidity density distribution, for different centralities (the 0-5%, 5-10%, 10-20%, and 20-30% most central events) in Pb-Pb collisions at $\sqrt{s_{NN}}$ ...
Journal article
• #### Centrality, rapidity and transverse momentum dependence of the J/$\psi$ suppression in Pb-Pb collisions at $\sqrt{s_{NN}}$=2.76 TeV ﻿

(Elsevier, 2014-06)
The inclusive J/$\psi$ nuclear modification factor ($R_{AA}$) in Pb-Pb collisions at $\sqrt{s_{NN}}$=2.76TeV has been measured by ALICE as a function of centrality in the $e^+e^-$ decay channel at mid-rapidity |y| < 0.8 ...
Journal article
• #### CFD-Model for the Photothermal Conversion Process in Ionic Nanofluids ﻿

(The University of Bergen, 2018-06-20)
Harnessing energy from a sustainable source like the Sun may be one of the key solutions for the increasing demand of energy. However, conventional solar harvesters are relatively low efficient so that use of solar energy ...
Master thesis