Blar i Department of Physics and Technology på tittel

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    • Unsteady-state CO2 foam injection for increasing enhanced oil recovery and carbon storage potential 

      Sæle, Aleksandra Magdalena; Graue, Arne; Alcorn, Zachary Paul (Journal article; Peer reviewed, 2022)
      The efficiency of CO2 injection for enhanced oil recovery (EOR) and carbon storage is limited by severe viscosity and density differences between CO2 and reservoir fluids and reservoir heterogeneity. In-situ generation of ...

    • Unusual shrinkage and reshaping of Earth’s magnetosphere under a strong northward interplanetary magnetic field 

      Wang, Xiang-Yu; Zhang, Qing-He; Wang, Chi; Zhang, Yong-Liang; Tang, Bin-Bin; Xing, Zan-Yang; Oksavik, Kjellmar; Lyons, Larry R.; Lockwood, Michael; Zong, Qiu-Gang; Li, Guo-Jun; Liu, Jing; Ma, Yu-Zhang; Wang, Yong (Journal article; Peer reviewed, 2023)
      The Earth’s magnetosphere is the region of space where plasma behavior is dominated by the geomagnetic field. It has a long tail typically extending hundreds of Earth radii (RE) with plentiful open magnetic fluxes threading ...

    • Unveiling the strong interaction among hadrons at the LHC 

      Acharya, Shreyasi; Adamová, Dagmar; Adler, Alexander; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, Shafiq F.; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Eikeland, Viljar Nilsen; Ersdal, Magnus Rentsch; Fionda, Fiorella Maria Celeste; Grøttvik, Ola Slettevoll; Lofnes, Ingrid Mckibben; Nystrand, Joakim; Rehman, Attiq Ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Yang, Shiming; Yuan, Shiming; Zhou, Zhuo; Arsene, Ionut Cristian; Dordic, Olja; Lardeux, Antoine Xavier; Mahmood, Sohail Musa; Malik, Qasim Waheed; Neagu, Alexandra; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Langøy, Rune; Lien, Jørgen André; Ahn, Sang Un; Akbar, Zaenai; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; ALICE, Collaboration (Journal article; Peer reviewed, 2020)
      One of the key challenges for nuclear physics today is to understand from first principles the effective interaction between hadrons with different quark content. First successes have been achieved using techniques that ...

    • Update on the CP-Violating Inert-Doublet Model 

      Grzadkowski, Bohdan; Øgreid, Odd Magne; Osland, Per; Pukhov, Alexander; Purmohammadi, Mahdi (Peer reviewed; Journal article, 2012)
      We have updated a recently proposed extension of the Inert Doublet Model. The extension amounts to the addition of an extra non-inert scalar doublet. The model thus offers a possibility of CP violation in the scalar sector ...

    • Updated constraints on Z′ and W′ bosons decaying into bosonic and leptonic final states using the run 2 ATLAS data 

      Osland, Per; Pankov, A.A.; Serenkova, I.A. (Journal article; Peer reviewed, 2021)
      The full ATLAS run 2 dataset with a time-integrated luminosity of 139  fb−1 in the diboson and dilepton channels is used to probe benchmark models with extended gauge sectors: the E6-motivated grand unification models, the ...

    • Upgrade of the ALICE central barrel tracking detectors: ITS and TPC 

      Gasik, P.; Acharya, Shreyasi; Acosta, Fernando T.; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Neelima; Ahammed, Zubayer; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Ersdal, Magnus Rentsch; Fionda, Fiorella Maria Celeste; Nystrand, Joakim; Rehman, Attiq Ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Zhou, Zhuo; Arsene, Ionut Cristian; Bätzing, Paul Christoph; Dordic, Olja; Lardeux, Antoine Xavier; Lindal, Svein; Mahmood, Sohail Musa; Malik, Qasim Waheed; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Helstrup, Håvard; Langøy, Rune; Lien, Jørgen André; Ahn, Sang Un; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammad; Alam, Sk Noor; Albuquerque, D. S. D.; Aleksandrov, Dmitry; Alessandro, Bruno; ALICE, Collaboration (Peer reviewed; Journal article, 2019-02)
      The ALICE Collaboration will undertake a major upgrade of the detector apparatus during the second LHC Long Shutdown LS2 (2019–2020) in view of the Runs 3 and 4 (2021–2029). The objective of the upgrade is two-fold: i) an ...

    • The upgrade of the ALICE TPC with GEMs and continuous readout 

      Tpc Collaboration, Alice; Adolfsson, J.; Ahmed, M.; Aiola, Salvatore; Alme, Johan; Alt, T.; Amend, W.; Anastasopoulos, F.; Andrei, C.; Angelsmark, M.; Anguelov, V.; Anjam, A.; Appelshauser, H.; Aprodu, V.; Arnold, O.; Arslandok, M.; Baitinger, D.; Ball, M.; Barnaföldi, Gergely Gábor; Bartsch, E.; Becht, P.; Bellwied, R.; Berdnikova, A.; Berger, M.; Bialas, N; Bialas, P.; Biswas, S.; Blidaru, B.; Boldizsár, L.; Bratrud, L.; Braun-Munzinger, P.; Bregant, M.; Britton, C.L.; Brucker, S.; Brucken, E.J.; Buesching, H.; Soto Camacho, Camacho; Campos, A.L.; Caragheorgheopol, G.; Carvalho, D.D.; Castro, A.J.; Chatzidaki, P.; Christiansen, P.; Clonts, L.G.; Cormier, T.M.; Couto, A.L.D.; Cubas, H.G.A.; Deisting, A.; Dhankher, P.; Dittrich, S.; Duta, V.; Ehlers, R.J.; Engel, M.; Ericson, M.N.; Ezell, N.B.; Fabbietti, L.; Flor, F.; Föhner, G.; Frankenfeld, U.; Futo, E.; Gaardhoje, J.J.; Munhoz, M.G.; Garabatos, C.; Gasik, P.; Geiger, T.; Gera, A.; Glässel, P.; Goh, D.J.Q.; Grachov, Oleg; Grein, A.; Gul, M.; Gunji, T.; Habib, M.K.; Hamagaki, H.; Hamar, G.; Hansen, J.C.; Harlenderova, A.; Harris, J.W.; Hassan, S.; Hauer, P.; Hayashi, S.; Heckel, S.T.; Hehner, J.; Heino, J.K.; Hellbär, E.; Helstrup, Håvard; Herghelegiu, A.; Hernandes Da Costa Porto, Da; Hernandez, R.A.; Hernandez Herrera, Herrera; Herold, T.; Hilden, T.E.; Hohlweger, B.; Hornung, S.; Hughes, C.; Hummel, S.; Ivanov, M.; Jung, J.; Jung, M.; Just, D.; Kangasaho, E.; Karayan, L.; Ketzer, B.; Kirsch, S.; Kleiner, M.; Klemenz, T.; Klewin, S.; Knospe, A.G.; Koskinen, E.; Kowalski, M.; Kreis, L.; Krüger, M.; Kupfer, N.; Lang, R.; Lautner, L.; Lesch, M.; Lesenechal, Y; Liebske, F.; Lippmann, C.; Litichevskyi, V.; Ljunggren, M.; Llope, W.J.; Mahmood, Sohail Musa; Mahmoud, T.; Majka, R.D.; Markert, C.; Martinez, J.L.; Martins, T.A.; Masciocchi, S.; Mathis, A.M.; Matonoha, O.; Matsuyama, Y.; Matyja, A.; Meres, M.; Mihaylov, D.L.; Miśkowiec, D.; Mittelstaedt, T.; Montali, L.S.; Moraes, D.; Mordasini, C.; Morhardt, T.; Muley, S.; Mulligan, J.D.; Munzer, R.H.; Murakami, H.; Münning, K.; Nassirpour, A.F.; Natal Da Luz, Da; Nattrass, C.; Negrao De Oliveira, De; Neves, H.G.; Nielsen, B.S.; Noije, W.A.V.; Ogino, M.; Oliveira Da Silva, Da; Oskarsson, A.; Ottnad, J.; Oyama, K.; Onnerstad, A.; Osterman, L.; Pabon, A.A.; Pachmayer, Y.; Paić, G.; Parkkila, J.E.; Pathak, S.P.; Patra, R.N.; Peskov, V.; Petris, M.; Petrovici, M.; Planinic, M.; Pompei, F.; Prodan, L.; Radu, A.; Radulescu, L.; Rak, J.; Rasson, J.; Ratza, V.; Read, K.F.; Rehman, Attiq Ur; Renfordt, R.; Roed, K.; Röhrich, Dieter Rudolf Christian; Rubio, E.; Rudzki, T.; Rusu, A.; Saleh, M.; Sanches, B.C.S.; Schambach, J.; Scheid, S.; Schmidt, C.; Schmier, A.R.; Schulte, H.; Schweda, K.; Sekihata, D.; Shimizu, N.; Siebig, S.; Silva, R.W.D.; Silvermyr, D.; Simpson, D.; Sitar, B.; Smirnov, N.; Snellman, T.W.; Soltveit, H.K.; Sorensen, S.; Sozzi, F.; Stachel, J.; Szabo, A.; Šerkšnytė, L.; Takeuchi, Y.; Tambave, Ganesh Jagannath; Tanaka, Y.; Terasaki, K.; Turpeinen, R.J.; Ullaland, Kjetil; Ulukutlu, B.; Umaka, E.N.; Utrobicic, A.; Varga, D.; Vargas, A.; Vargyas, M.; Varma, R.; Vazquez Rueda, Rueda; Velure, Arild; Vereschagin, S.; Vergara Limón, Limon; Vergara Urrutia, Urrutia; Vorbach, O.; Voss, B.; Vranic, D; Warmack, R.J.; Weber, T.O.; Weidlich, C.; Wiechula, J.; Windelband, B.; Winkler, S.; Witt, W.E. (Journal article; Peer reviewed, 2021)
      The upgrade of the ALICE TPC will allow the experiment to cope with the high interaction rates foreseen for the forthcoming Run 3 and Run 4 at the CERN LHC. In this article, we describe the design of new readout chambers ...

    • Upscaling on Fracture Flow Models 

      Dugstad, Martin Sandanger (Master thesis, 2017-08-25)
      Fractures have a great impact on the quality of a porous media. The understanding of the fractures is important to describe the challenges linked to flow of geothermal heat, the transport of groundwater or transport of ...

    • Use of biodegradable colloids and carbon black nanofluids for solar energy applications 

      Kosinska, Anna Dorota; Balakin, Boris; Kosinski, Pawel Jan (Journal article; Peer reviewed, 2021)
      The conversion of solar energy to heat can be performed in direct absorption solar collectors, where the radiation from the sun is absorbed by a fluid. There are various types of fluids that can be used, and recently, ...

    • Use of market ready light dosimeters for patients with erythropoietic protoporphyria disorder 

      Nedrebø, Svein (Master thesis, 2017-06-21)
      Erythropoietic protoporphyria (EPP) disorder causes severe pain in the skin when patients are overexposed to light, particularly blue light. These patients can only stay exposed to sunlight for a short amount of time, and ...

    • Using machine learning to characterize solar wind driving of convection in the terrestrial magnetotail lobes 

      Cao, Xin; Halekas, Jasper; Haaland, Stein Egil; Ruhunusiri, Suranga; Glassmeier, Karl-Heinz (Journal article; Peer reviewed, 2023)
      In order to quantitatively investigate the mechanism of how magnetospheric convection is driven in the region of magnetotail lobes on a global scale, we analyzed data from the ARTEMIS spacecraft in the deep tail and data ...

    • Using Multivariate Data Analysis and ATR-FTIR Spectroscopy for Modeling Components Present During CO2 Capture with Amines 

      Sjo, Helene Irgens (Master thesis, 2018-06-20)
      This master thesis is a collaboration between Technology Centre Mongstad (TCM) and University of Bergen. The project is to develop a method to accurately predict total inorganic carbon, total alkalinity and density using ...

    • UV and aerosol climatology based on simulations and measurements by satellites and ground station 

      Chen, Yi-Chun (Doctoral thesis, 2013-03-22)
      Solar radiation (200–4,000 nm) is very important for the climate system on Earth. It provides heat and drives the photosynthesis in plants to fuel all life. It plays a major role in the original synthesis of biomolecules ...

    • Validating the Space Weather Modeling Framework (SWMF) for applications in northern Europe: Ground magnetic perturbation validation 

      Kwagala, Norah Kaggwa; Hesse, Michael; Moretto, Therese; Tenfjord, Paul; Norgren, Astrid Elisabet Cecilia; Tóth, Gábor; Gombosi, Tamás I.; Kolstø, Håkon Midthun; Spinnangr, Susanne Flø (Journal article; Peer reviewed, 2020)
      In this study we investigate the performance of the University of Michigan’s Space Weather Modeling Framework (SWMF) in prediction of ground magnetic perturbations (ΔB) and their rate of change with time (dB/dt), which is ...

    • Vannbasert eor i oppsprukne bergarter - økt oljeutvinning ved kjemikalietilsetning i injeksjonsvannet 

      Nyheim, Arita (Master thesis, 2010-06-01)
      En stor del av verdens hydrokarbonreserver finnes i karbonater. Karbonatreservoarer er komplekse fordi reservoarbergarten ofte er sprø og sprekker lett. Mineralsammensetningen av karbonater gjør poreoverflaten mer tilbøyelig ...

    • Vanninjektivitet og svekking av kalk under injeksjon av kaldt vann 

      Selvåg, Julia (Master thesis, 2014-12-05)
      Primær oljeutvinning ved trykkavlastning gir ofte lav utvinningsgrad, og etterlater stor restoljemetning i reservoaret. For å forbedre oljeutvinningsgraden kan andre produksjonsmetoder benyttes; vanninjeksjon har i lang ...

    • Vannutfelling på rustoverflater i gassrør 

      Haynes, Martin (Master thesis, 2009-06-12)
      Målet for denne oppgaven har vært å legge et grunnlag for beregninger av vannegenskaper i adsorbert fase på rust. Egenskaper bestemmes av et antall kompliserte termodynamiske og kinetiske mekanismer, som gjør at problemstillingen ...

    • Variation in relative biological effectiveness for cognitive structures in proton therapy of pediatric brain tumors 

      Otterlei, Ole Marius; Indelicato, Daniel J.; Toussaint, Laura; Ytre-Hauge, Kristian; Pilskog, Sara; Fjæra, Lars Fredrik; Rørvik, Eivind; Pettersen, Helge Egil Seime; Muren, Ludvig Paul; Lassen-Ramshad, Yasmin; Di Pinto, Marcos; Stokkevåg, Camilla Hanquist (Journal article; Peer reviewed, 2021)
      Background Clinically, a constant value of 1.1 is used for the relative biological effectiveness (RBE) of protons, whereas in vitro the RBE has been shown to vary depending on physical dose, tissue type, and linear energy ...

    • Variation of bending rigidity with material density: bilayer silica with nanoscale holes 

      Tømterud, Martin; Eder, Sabrina Daniela; Büchner, Christin; Heyde, Markus; Freund, Hans Joachim; Manson, Joseph R.; Holst, Bodil (Journal article; Peer reviewed, 2022)
      Two dimensional (2D) materials are a young class of materials that is foreseen to play an important role as building blocks in a range of applications, e.g. flexible electronics. For such applications, mechanical properties ...

    • Vector meson photoproduction in UPCs with FoCal 

      Bylinkin, Aleksandr; Nystrand, Joakim Ingemar; Tapia Takaki, Takaki (Journal article; Peer reviewed, 2023)
      We discuss the physics prospects of photon-induced measurements using the high-granularity FoCal detector to be installed at the ALICE experiment, covering the pseudorapidity interval 3.4 ≤ η ≤ 5.8. This new detector, ...