Blar i Faculty of Mathematics and Natural Sciences på tittel

Viser treff 1993-2012 av 9887

    • Direct photon production in Pb-Pb collisions at \(\sqrt{s_{NN}}\)=2.76 TeV 

      Adam, Jaroslav; Adamová, Dagmar; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahn, Sang Un; Aiola, Salvatore; Akindinov, Alexander; Alme, Johan; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Altinpinar, Sedat; Djuvsland, Øystein; Haaland, Øystein Senneset; Lønne, Per-Ivar; Huang, Meidana; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Zhang, Hui; Zhou, Zhuo; Zhu, Hongsheng; 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; Alam, Sk Noor; Aleksandrov, Dimitry; Alessandro, Bruno; Alexandre, Didier; Alfaro, Molina; Alici, Andrea; ALICE, Collaboration (Peer reviewed; Journal article, 2016-03)
      Direct photon production at mid-rapidity in Pb-Pb collisions at \(\sqrt{s_{\rm NN}} = 2.76\) TeV was studied in the transverse momentum range \(0.9 < p_{\rm T} < 14\) GeV/\(c\), Photons were detected via conversions in the ...

    • Direct top-quark decay width measurement in the tt¯lepton+jets channel at √s=8 TeV with the ATLAS experiment 

      Aaboud, Morad; Aad, Georges; Abbott, Brad; Abdinov, Ovsat Bahram oglu; Abeloos, Baptiste; Abidi, Syed Haider; AbouZeid, Hass; Abraham, Nadine L.; Abramowicz, Halina; Abreu, Henso; Buanes, Trygve; Dale, Ørjan; Eigen, Gerald; Liebig, Wolfgang; Lipniacka, Anna; Martin dit Latour, Bertrand; Mæland, Steffen; Stugu, Bjarne; Yang, Zongchang; Zalieckas, Justas; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Feigl, Simon; Franconi, Laura; Garonne, Vincent; Gjelsten, Børge Kile; Gramstad, Eirik; Morisbak, Vanja; Oppen, Henrik; Ould-Saada, Farid; Raddum, Silje Hattrem; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Serfon, Cédric; Stapnes, Steinar; Vadla, Knut Oddvar Høie; Abreu, Rômulo F.; Abulaiti, Yiming; Acharya, Bobby S.; Adachi, Shunsuke; Adamczyk, Leszek; Adelman, Jareed; Adersberger, Michael; Adye, Tim; Afik, Yoav; Affolder, Anthony Allen; Agatonovic-Jovin, Tatjana; Agheorghiesei, Catalin; ATLAS, Collaboration (Peer reviewed; Journal article, 2018-02-15)
      This paper presents a direct measurement of the decay width of the top quark using tt¯ events in the lepton+jets final state. The data sample was collected by the ATLAS detector at the LHC in proton–proton collisions at a ...

    • Direct two-photon double ionization of H2 

      Simonsen, A. S.; Sørngård, Stian Astad; Nepstad, Raymond; Førre, Morten (Peer reviewed; Journal article, 2012-06-05)
      We have studied the process of direct (nonsequential) two-photon double ionization of molecular hydrogen (H2). Solving the time-dependent Schr¨odinger equation by an ab initio method, total (generalized) and singledifferential ...

    • Direct Visualization of CH4/CO2 Hydrate Phase Transitions in Sandstone Pores 

      Pandey, Jyoti Shanker; Strand, Ørjan; Von Solms, Nicolas; Ersland, Geir; Almenningen, Stian (Journal article; Peer reviewed, 2021)
      This paper reports the formation and dissociation pattern of hydrate crystals with varying compositions of CH4 and CO2 in porous media. Direct visualization was carried out using a high-pressure, water-wet, silicon wafer-based ...

    • The directed 2-linkage problem with length constraints 

      Bang-Jensen, J.; Bellitto, Thomas; Lochet, William; Yeo, A. (Journal article; Peer reviewed, 2020)

    • Directed flow of charged particles at mid-rapidity relative to the spectator plane in Pb-Pb collisions at \(\sqrt{s_{NN}}\)=2.76 TeV 

      Alme, Johan; Erdal, Hege Austrheim; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Altinpinar, Sedat; Djuvsland, Øystein; Fehlker, Dominik; Haaland, Øystein Senneset; Huang, Meidana; Langøy, Rune; Lien, Jørgen; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røed, Ketil; Røhrich, Dieter; Skjerdal, Kyrre; Ullaland, Kjetil; Wagner, Boris; Yang, Shiming; Bätzing, Paul Christoph; Dordic, Olja; Eyyubova, Gyulnara; Kværnø, Henning; Lindal, Svein; Løvhøiden, Gunnar; Milosevic, Jovan; Nilsson, Mads Stormo; Qvigstad, Henrik; Richter, Matthias; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Abelev, Betty; Adam, Jaroslav; Adamová, Dagmar; Adare, Andrew Marshall; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agocs, Andreas Gabor; Agostinelli, Andrea; Ahammed, Zubayer; Ahmad, Nazeer; Ahmad Masoodi, Arshar; Ahn, Sang Un; Ajaz, Muhammad; Akindinov, Alexander; Aleksandrov, Dimitry; Alessandro, Bruno; ALICE, Collaboration (Peer reviewed; Journal article, 2013-12)
      The directed flow of charged particles at midrapidity is measured in Pb-Pb collisions at \(\sqrt{s_{NN}}\).2.76 TeV relative to the collision plane defined by the spectator nucleons. Both, the rapidity odd \(v_1^{odd}\) ...

    • Directed graph representation of half-rate additive codes over GF(4) 

      Danielsen, Lars Eirik; Parker, Matthew G. (Peer reviewed; Journal article, 2010)
      We show that (n, 2n) additive codes over GF(4) can be represented as directed graphs. This generalizes earlier results on self-dual additive codes over GF(4), which correspond to undirected graphs. Graph representation ...

    • Directed Network of Substorms Using SuperMAG Ground‐Based Magnetometer Data 

      Orr, L; Chapman, Sandra c.; Gjerløv, Jesper (Peer reviewed; Journal article, 2019)
      We quantify the spatiotemporal evolution of the substorm ionospheric current system utilizing the SuperMAG 100+ magnetometers. We construct dynamical directed networks from this data for the first time. If the canonical ...

    • Directional wave measurements from navigational buoys 

      Sætre, Camilla; Tholo, Harald; Hovdenes, Jostein; Kocbach, Jan; Hageberg, Anne Ansnes; Klepsvik, Inge; Aarnes, Ole Johan; Furevik, Birgitte Rugaard; Magnusson, Anne Karin (Journal article; Peer reviewed, 2022)
      In-situ wave measurements are often required by marine industry standards and for verification of coastal wave forecasts. Obtaining wave measurements is costly and it would be advantageous to utilize existing platforms ...

    • Directional wave measurements using an autonomous vessel 

      Hole, L. R.; Fer, Ilker; Peddie, David (Peer reviewed; Journal article, 2016-08-01)
      An autonomous vessel, the Offshore Sensing Sailbuoy, was used for wave measurements near the Ekofisk oil platform complex in the North Sea (56.5º N, 3.2º E, operated by ConocoPhillips) from 6 to 20 November 2015. Being 100 ...

    • Directly measured currents and estimated transport pathways of Atlantic Water between 59.58N and the Iceland-Faroes-Scotland Ridge 

      Childers, Katelin; Flagg, Charles; Rossby, Thomas; Schrum, Corinna (Peer reviewed; Journal article, 2015-11-24)
      Using vessel-mounted acoustic Doppler current profiler data from four different routes between Scotland, Iceland and Greenland, we map out the mean flow of water in the top 400 m of the northeastern North Atlantic. The ...

    • Direkte bruk av nanofluider som kjølevæske i en dieselmotor 

      Ruud, Sturla Grina (Master thesis, 2023-06-01)
      The work carried out in this thesis is the characterization and investigation of carbon- based nanofluids as a potential engine coolant for a single-cylinder diesel engine. Car- bon black particles could be sufficiently ...

    • Disappearance of Pacific Water in the northwestern Fram Strait 

      Falck, Eva; Kattner, Gerhard; Budéus, Gereon (Journal article, 2005-07-28)
      Water of Pacific origin, entering the Arctic Ocean through the Bering Strait, exits the Arctic Ocean through the Canadian Archipelago and the Fram Strait. The amount and timing of Pacific Water export through these gates ...

    • Discards of cod (Gadus morhua) in the Norwegian coastal fisheries: improving past and future estimates 

      Berg, Hilde Sofie Fantoft; Clegg, Thomas L; Blom, Geir; Kolding, Jeppe; Ono, Kotaro; Nedreaas, Kjell Harald (Journal article; Peer reviewed, 2022)
      Discarding can be an unknown source of biases and uncertainties in stock assessments. Discarding patterns and quantities vary so a routine methodology for estimating discards is important to give a better picture of total ...

    • Discovery of active off-axis hydrothermal vents at 9° 54′N East Pacific Rise 

      McDermott, Jill M.; Parnell-Turner, Ross; Barreyre, Thibaut; Herrera, Santiago; Downing, Connor C.; Pittoors, Nicole C.; Pehr, Kelden; Vohsen, Samuel A.; Dowd, William S.; Wu, Jyun-Nai; Marjanović, Milena; Fornari, Daniel J. (Journal article; Peer reviewed, 2022)
      Comprehensive knowledge of the distribution of active hydrothermal vent fields along midocean ridges is essential to understanding global chemical and heat fluxes and endemic faunal distributions. However, current knowledge ...

    • Discovery of Nuclear-Encoded Genes for the Neurotoxin Saxitoxin in Dinoflagellates 

      Stüken, Anke; Orr, Russell J. S.; Kellmann, Ralf; Murray, Shauna A.; Neilan, Brett A.; Jakobsen, Kjetill S. (Peer reviewed; Journal article, 2011-05-18)
      Saxitoxin is a potent neurotoxin that occurs in aquatic environments worldwide. Ingestion of vector species can lead to paralytic shellfish poisoning, a severe human illness that may lead to paralysis and death. In ...

    • The discovery of the Younger Dryas, and comments on the current meaning and usage of the term 

      Mangerud, Jan (Journal article; Peer reviewed, 2021)
      The Younger Dryas (YD) cold event was discovered in Denmark by Hartz and Mithers in 1904 and the term coined by Hartz in 1912. It was identified as a lacustrine clay bed containing plant macrofossils of an Arctic flora, ...

    • Discrete Approximations of BV solutions to Doubly Nonlinear Degenerate Parabolic Equations 

      Evje, Steinar; Karlsen, Kenneth Hvistendahl (Department of Applied Mathematics report, Research report, 1998-05)

    • Discrete event simulation in Java with applications in rodent navigation 

      Bergmann, Ørjan (Master thesis, 2002)

    • Discrete hidden Markov modelswith application to stock tradingalgorithms 

      Hansen, Andreas (Master thesis, 2021-01-31)