Now showing items 2-21 of 638

    • Absorption properties of high-latitude Norwegian coastal water: The impact of CDOM and particulate matter 

      Cirennima, X; Frette, Øyvind; Hamre, Børge; Erga, Svein Rune; Chen, Yi-Chun; Zhao, Lu; Sørensen, Kai; Norli, Marit; Stamnes, Knut; Stamnes, Jakob J. (Elsevier, 2016-09)
      We present data from measurements and analyses of the spectral absorption due to colored dissolved organic matter (CDOM), total suspended matter (TSM), phytoplankton, and non-algal particles (NAP) in high-latitude northern ...
      Journal article
    • Acoustic effects on pulse forming in ultrasound transit time gas flowmeters at no flow conditions 

      Kanagasundram, Murugendran (The University of Bergen, 1995)
      Master thesis
    • Acoustic measurement of liquid density with applications for mass measurement of oil 

      Bjørndal, Erlend (The University of Bergen, 2007-11-23)
      Doctoral thesis
    • Acoustic Methods for Obtaining the Pressure Reflection Coefficient from a Buffer Rod Based Measurement Cell 

      Bjørndal, Erlend; Frøysa, Kjell-Eivind (IEEE, 2008-08-08)
      The known acoustic methods for obtaining the pressure reflection coefficient from a buffer rod based measurement cell are presented, along with 2 new generic approaches for measuring the pressure reflection coefficient ...
      Journal articlePeer reviewed
    • Adaptive transdure basert på tidsreversering. Målinger på en 5x5 array prototype 

      Suleiman, Adam Bahjat (The University of Bergen, 2009-06-11)
      Utvikling av adaptiv transduserarray som er ment for tidsreverserende bruk på en olje/gass-separator. Prinsippet består i styring av en transduser oppdelt i små ankeltceller (array). Hver celle styres av sin egen ...
      Master thesis
    • ALICE TPC Upgrade Activities for LHC Run 3 and Beyond: "SAMPA ASIC Tests with GEM Detector Prototype" 

      Engeseth, Kristian Philip (The University of Bergen, 2015-09-11)
      The Time Projection Chamber (TPC) signal readout of the ALICE detector is being upgraded to accommodate the higher collision rates and -energies during LHC Run 3 in 2018. Due to the increased collision rates, the TPC drift ...
      Master thesis
    • The ALICE TPC, a large 3-dimensional tracking device with fast readout for ultra-high multiplicity events 

      Alme, Johan; Andres, Y; Appelshauser, H; Bablok, Sebastian Robert; Bialas, N; Bølgen, Rikard; Bonnes, U; Bramm, R; Braun-Munzinger, P; Campagnolo, R; Christiansen, P; Dobrin, A; Engster, C; Fehlker, Dominik; Foka, Y; Frankenfeld, U; Gaardhoje, JJ; Garabatos, C; Glassel, P; Gutierrez, CG; Gros, P; Gustafsson, HA; Helstrup, Håvard; Hoch, M; Ivanov, M; Janik, R; Junique, A; Kalweit, A; Keidel, R; Kniege, S; Kowalski, M; Larsen, Dag Toppe; Lesenechal, Y; Lenoir, P; Lindegaard, N; Lippmann, C; Mager, M; Mast, M; Matyja, A; Munkejord, Magne; Musa, L; Nielsen, BS; Nikolic, V; Oeschler, H; Olsen, EK; Oskarsson, A; Osterman, L; Pikna, M; Rehman, A; Renault, G; Renfordt, R; Rossegger, S; Røhrich, Dieter; Røed, Ketil; Richter, Matthias; Rueshmann, G; Rybicki, A; Sann, H; Schmidt, HR; Siska, M; Sitar, B; Soegaard, C; Soltveit, HK; Soyk, D; Stachel, J; Stelzer, H; Stenlund, E; Stock, R; Strmen, P; Szarka, I; Ullaland, Kjetil; Vranic, D; Veenhof, R; Westergaard, J; Wiechula, J; Windelband, B (Elsevier, 2010-10-01)
      The design, construction, and commissioning of the ALICE Time-Projection Chamber (TPC) is described. It is the main device for pattern recognition, tracking, and identification of charged particles in the ALICE experiment ...
      Journal article
    • An altitude and distance correction to the initial fluence distribution of TGFs 

      Nisi, Ragnhild Schrøder; Østgaard, Nikolai; Gjesteland, Thomas; Collier, Andrew B. (Wiley, 2014-10)
      The source fluence distribution of terrestrial gamma ray flashes (TGFs) has been extensively discussed in recent years, but few have considered how the TGF fluence distribution at the source, as estimated from satellite ...
      Journal article
    • Analysis of 3D Pixel Detectors for the ATLAS Inner Tracker Upgrade 

      Heggelund, Andreas Løkken (The University of Bergen, 2017-06-16)
      The silicon 3D pixel detector represent a detector technology that has a higher radiation tolerance compared to the conventional planar pixel detectors. This detector technology is one of the technologies proposed to be ...
      Master thesis
    • Analysis of Ozone (O3) and Erythemal UV (EUV) measured by TOMS in the equatorial African belt 

      Ssenyonga, Taddeo; Stamnes, Jakob J.; Dahlback, Arne; Steigen, Andreas L; Okullo, Willy; Frette, Øyvind (Academy of Science of South Africa, 2010-01-19)
      We presented time series of total ozone column amounts (TOCAs) and erythemal UV (EUV) doses derived from measurements by TOMS (Total Ozone Mapping Spectrometer) instruments on board the Nimbus-7 (N7) and the Earth Probe ...
      Journal article
    • Antennelse av oksiderbar røykgass fra ulmebrann i et lukket miljø. Utvikling av eksperimentelt oppsett 

      Lie, Alexander (The University of Bergen, 2017-06-20)
      Oppgaven er todelt; første del beskriver utformingen av det eksperimentelle oppsettet, andre del er eksperimentell og tar for seg antennelse av oksiderbar røykgass i et lukket miljø. Det var stilt følgende krav til ...
      Master thesis
    • ATLAS Detector Monitoring with Jets 

      Skjei, Kent Olav (The University of Bergen, 2009-10-02)
      The purpose of this thesis was to provide a high level software framework for detecting large problems with the ATLAS detector at the LHC and estimate the jet resolution from the f irst data. The result was the program ...
      Master thesis
    • ATLAS search for new phenomena in dijet mass and angular distributions using pp collisions at $\sqrt{s}$=7 TeV 

      Buanes, Trygve; Burgess, Thomas; Eigen, Gerald; Kastanas, Alex; Liebig, Wolfgang; Lipniacka, Anna; Rosendahl, Peter Lundgaard; Sandaker, Heidi; Sjursen, Therese B.; Stugu, Bjarne Sandvik; Tonoyan, Arshak; Ugland, Maren; Bugge, Lars; Buran, Torleiv; Cameron, David Gordon; Czyczula, Zofia; Gjelsten, Børge Kile; Gramstad, Eirik; Lund, Esben; Ould-Saada, Farid; Pajchel, Katarina; Pylypchenko, Yuriy; Read, Alexander Lincoln; Røhne, Ole Myren; Samset, Bjørn Hallvard; Smestad, Lillian; Stapnes, Steinar; Strandlie, Are; Aad, Georges; Abajyan, Tatevik; Abbott, Brad; Abdallah, Jalal; Abdel Khalek, Samah; Abdelalim, Ahmed Ali; Abdesselam, Abdel; Abdinov, Ovsat Bahram oglu; Abi, Babak; Abolins, Maris; AbouZeid, Hass; Abramowicz, Halina; Abreu, Henso; Acerbi, Emilio; Adams, David; Addy, Tetteh N.; Adelman, Jareed; Adomeit, Stefanie; Adragna, Paolo; Adye, Tim; Aefsky, Scott Alan; Aharrouche, Mohamed; ATLAS, Collaboration (Springer, 2013-01)
      Mass and angular distributions of dijets produced in LHC proton-proton collisions at a centre-of-mass energy $\sqrt{s}$=7 TeV have been studied with the ATLAS detector using the full 2011 data set with an integrated ...
      Journal article
    • Atmospheric Drag, Occultation 'N' Ionospheric Scintillation (ADONIS) mission proposal: Alpbach Summer School 2013 team orange 

      Hettrich, Sebastian; Kempf, Yann; Perakis, Nikolaos; Górski, Jędrzej; Edl, Martina; Urbář, Jaroslav; Dósa, Melinda; Gini, Francesco; Roberts, Owen W.; Schindler, Stefan; Schemmer, Maximilian; Steenari, David; Joldžić, Nina; Ødegaard, Linn-Kristine Glesnes; Sarria, David; Volwerk, Martin; Praks, Jaan (EDP Sciences, 2015)
      The Atmospheric Drag, Occultation ‘N’ Ionospheric Scintillation mission (ADONIS) studies the dynamics of the terrestrial thermosphere and ionosphere in dependency of solar events over a full solar cycle in Low Earth Orbit ...
      Journal article
    • Atomic resolution imaging of beryl: an investigation of the nano-channel occupation 

      Arivazhagan, V.; Schmitz, F.D.; Vullum, Per Erik; Van Helvoort, Antonius; Holst, Bodil (Wiley, 2016)
      Beryl in different varieties (emerald, aquamarine, heliodor etc.) displays a wide range of colours that have fascinated humans throughout history. Beryl is a hexagonal cyclo-silicate (ring-silicate) with channels going ...
      Journal article
    • Auroral imaging as a tracer of global magnetospheric dynamics 

      Laundal, Karl Magnus (The University of Bergen, 2010-11-12)
      Doctoral thesis
    • Automated XY-table for the characterisation of arrays of pixel sensors for photons and charge particles 

      Samnøy, Andreas Tefre (The University of Bergen, 2010-06-01)
      A variety of arrays of pixels sensors (pixel = picture elements) have been developed during the last 30 years for the detection of photons and charge particles. Pixel based semiconductor detectors are not only used for ...
      Master thesis
    • Autonomic Operation of a Large High Performance On-Line Compute Cluster 

      Haaland, Øystein Senneset (The University of Bergen, 2015-12-10)
      A High-Level Trigger (HLT) system is composed of both hardware and software. Designing the physical layout of the cluster mainly concerns the hardware; node distribution, network layout, estimation of power requirements, ...
      Doctoral thesis
    • Azimuthal anisotropy of charged jet production in $\sqrt{s_{\rm NN}}=2.76$ TeV Pb–Pb collisions 

      Adam, Jaroslav; Adamová, Dagmar; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahn, Sang Un; Akindinov, Alexander; Alam, Sk Noor; Alme, Johan; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Altinpinar, Sedat; Djuvsland, Øystein; Haaland, Øystein Senneset; Huang, Meidana; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Zhang, Hui; Zhou, Zhuo; Arsene, Ionut Christian; Bätzing, Paul Christoph; Dordic, Olja; Lindal, Svein; Mahmood, Sohail Musa; Milosevic, Jovan; Qvigstad, Henrik; Richter, Matthias Rudolph; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Langøy, Rune; Lien, Jørgen André; Aleksandrov, Dimitry; Alessandro, Bruno; Alexandre, Didier; Alfaro, Molina; Zhu, Hongsheng; Alici, Andrea; Alkin, Anton; ALICE, Collaboration (Elsevier, 2016-02)
      This paper presents measurements of the azimuthal dependence of charged jet production in central and semi-central $\sqrt{s_{\rm NN}}=2.76$ TeV Pb–Pb collisions with respect to the second harmonic event plane, quantified ...
      Journal article
    • Azimuthal anisotropy of D-meson production in Pb-Pb collisions at √sNN =2.76 TeV 

      Abelev, Betty; Adam, Jaroslav; Adamová, Dagmar; Aggarwal, Madan M.; Agnello, Michelangelo; Agostinelli, Andrea; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, Nazeer; Ahn, Sang Un; Alme, Johan; Erdal, Hege Austrheim; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Altinpinar, Sedat; Djuvsland, Øystein; Fehlker, Dominik; Haaland, Øystein Senneset; Huang, Meidana; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Skjerdal, Kyrre; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Yang, Shiming; Zhou, Zhuo; Arsene, Ionut Christian; Bätzing, Paul Christoph; Dordic, Olja; Lindal, Svein; Mahmood, Sohail Musa; Milosevic, Jovan; Qvigstad, Henrik; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Langøy, Rune; Lien, Jørgen André; Ahn, Sul-Ah; Ajaz, Muhammad; Akindinov, Alexander; Alt, Torsten; ALICE, Collaboration (American Physical Society, 2014-09)
      The production of the prompt charmed mesons D0, D+, and D*+ relative to the reaction plane was measured in Pb-Pb collisions at a center-of-mass energy per nucleon-nucleon collision of √sNN=2.76TeV with the ALICE detector ...
      Journal article