Browsing Fysisk institutt by Title

Now showing items 3584-3603 of 3666

  • The v=1 quantum Hall effect and its one-dimensional representation 
    Horsdal, Mats (Doctoral thesis / Doktoravhandling, 2008)
    The present work is a study of the relationship between a quantum Hall system and its one-dimensional representation. The standard theory, which is based on general arguments, predicts that the edge of the quantum Hall ...
  • Valence state, lattice incorporation, and resulting magnetic properties of Ni in Zn/Co-based magnetic oxides 
    Ney, Verena; Henne, Bastian; de Souza, Mariano; Jantsch, Wolfgang; Johansen, Klaus Magnus Håland; Wilhelm, Fabrice; Rogalev, Andrei; Ney, Andreas (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2023)
    Ni incorporation has been studied in a comprehensive range of Zn/Co-based magnetic oxides to elucidate its valence state and lattice incorporation. The resulting structural and magnetic properties of a range of related ...
  • Validity of the Generalized Brink-Axel Hypothesis in Np 238 
    Guttormsen, Magne Sveen; Larsen, Ann-Cecilie; Görgen, Andreas; Renstrøm, Therese; Siem, Sunniva; Tornyi, Tamas Gabor; Tveten, Gry Merete (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    We analyze primary γ-ray spectra of the odd-odd 238Np nucleus extracted from 237Npðd; pγÞ238Np coincidence data measured at the Oslo Cyclotron Laboratory. The primary γ spectra cover an excitationenergy region of 0 ≤ Ei ≤ ...
  • Variability of Ionospheric Plasma: Results from the ESA Swarm Mission 
    Wood, Alan G.; Alfonsi, Lucilla; Clausen, Lasse; Jin, Yaqi; Spogli, Luca; Urbář, Jaroslav; Rawlings, James T.; Whittaker, Ian C.; Dorrian, Gareth D.; Høeg, Per; Kotova, Daria; Cesaroni, Claudio; Cicone, Antonio; Miedzik, Jan; Gierlach, Ewa; Kochańska, Paula; Wojtkiewicz, Pawel; Shahtahmassebi, Golnaz; Miloch, Wojciech Jacek (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract Swarm is the first European Space Agency (ESA) constellation mission for Earth Observation. Three identical Swarm satellites were launched into near-polar orbits on 22 November 2013. Each satellite hosts a range ...
  • Variational Monte Carlo studies of atoms 
    Sandsdalen, Håvard (Master thesis / Masteroppgave, 2010)
  • Various nuclear structures in Xe 140 studied by β decay of ground and isomeric states in i 140 
    Yagi, A.; Odahara, A.; Nishibata, H.; Lozeva, R.; Moon, C.-B.; Nishimura, S.; Yoshida, K.; Yoshinaga, N.; Watanabe, C.; Higashiyama, K.; Shimoda, T.; Daido, R.; Fang, Y.; Lee, P.S.; Moon, B.; Doornenbal, P.; Lorusso, G.; Söderström, P.-A.; Sumikama, T.; Watanabe, H.; Isobe, T.; Baba, H.; Sakurai, H.; Browne, F.; Patel, Z.; Rice, S.; Sinclair, L.; Wu, J.; Xu, Z.Y.; Yokoyama, R.; Kubo, T.; Inabe, N.; Suzuki, H.; Fukuda, N.; Kameda, D.; Takeda, H.; Ahn, D.S.; Shimizu, Y.; Murai, D.; Bello Garrote, Frank Leonel; Daugas, J.-M.; Didierjean, F.; Ideguchi, E.; Iimura, S.; Ishigaki, T.; Jung, H.S.; Komatsubara, T.; Kwon, Y.K.; Lee, C.S.; Morimoto, S.; Niikura, M.; Nishizuka, I.; Tshoo, K. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Structure of the neutron-rich N=86 isotope 140Xe, located northeast of a doubly-magic nucleus 132Sn, is investigated by β−γ spectroscopy. Two β-decay isomers in 140I are newly found in the study of two different β decays ...
  • Vascular responses to radiotherapy and androgen-deprivation therapy in experimental prostate cancer 
    Røe, Kathrine; Mikalsen, Lars T; van der Kogel, Albert J; Bussink, Johan; Lyng, Heidi; Ree, Anne H; Marignol, Laure; Olsen, Dag R (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2012)
    Background Radiotherapy (RT) and androgen-deprivation therapy (ADT) are standard treatments for advanced prostate cancer (PC). Tumor vascularization is recognized as an important physiological feature likely ...
  • VCO-based column-ADCs for CMOS image sensors 
    Do, Tonny Nguyen Duc (Master thesis / Masteroppgave, 2022)
    Abstract Rapid technology scaling has increased the requirements for analog techniques, due to ever-decreasing threshold voltage and power consumption. This thesis will present a proof-of-concept VCO-based ADC which uses ...
  • Verification of a Dynamic Scaling for the Pair Correlation Function during the Slow Drainage of a Porous Medium 
    Moura, Marcel; Måløy, Knut Jørgen; Flekkøy, Eirik Grude; Toussaint, Renaud (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    In this Letter we give experimental grounding for the remarkable observation made by Furuberg et al. [Phys. Rev. Lett. 61, 2117 (1988)] of an unusual dynamic scaling for the pair correlation function N(r,t)during the slow ...
  • Verification of detailed balance for γ absorption and emission in Dy isotopes 
    Renstrøm, Therese; Utsunomiya, H.; Nyhus, Hilde-Therese; Larsen, Ann-Cecilie; Guttormsen, Magne Sveen; Tveten, Gry Merete; Filipescu, D. M.; Gheorghe, I.; Goriely, S; Hilaire, S.; Lui, Y.-W.; Midtbø, Jørgen E.; Péru, S.; Shima, T.; Siem, Sunniva; Tesileanu, O. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    The photoneutron cross sections of 162,163Dy have been measured for the first time in an energy region from the neutron threshold (Sn) up to ≈13MeV. The (γ,n) reaction was induced with quasimonochromatic laser Compton-scattered ...
  • Vessel type determined by vessel architectural imaging improves differentiation between early tumor progression and pseudoprogression in glioblastoma 
    Kim, M.; Park, J.E.; Emblem, K.; Bjørnerud, Atle; Kim, H.S. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    BACKGROUND AND PURPOSE: Currently available perfusion parameters are limited in differentiating early tumor progression and pseudoprogression with no insight about vessel size and type. We aimed to investigate differences ...
  • Vexing questions that sustain sensemaking 
    Odden, Tor Ole; Russ, Rosemary (Journal article / Tidsskriftartikkel / SubmittedVersion, 2019)
    Current science education reforms highlight the importance of students making sense of scientific ideas. While research has studied how to support sensemaking in classrooms, we still know very little about what drives ...
  • VIOLA - A multi-purpose and web-based visualization tool for neuronal-network simulation output 
    Senk, Johanna; Carde, Corto; Hagen, Espen; Kuhlen, Torsten W.; Diesmann, Markus; Weyers, Benjamin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Neuronal network models and corresponding computer simulations are invaluable tools to aid the interpretation of the relationship between neuron properties, connectivity, and measured activity in cortical tissue. Spatiotemporal ...
  • Viscous universe models 
    Mostafapoor, Nouraddin (Master thesis / Masteroppgave, 2010)
    This thesis begins with a brief introduction of Einstein’s general theory of relativity, and the applications of this theory to modern cosmology. We will, in this application, go through some classical, spatially homogeneous ...
  • Visible Light Driven Photocatalytic Decolorization and Disinfection of Water Employing Reduced TiO2 Nanopowders 
    Kang, Xiaolan; Berberidou, Chrysanthi; Galeckas, Augustinas; Bazioti, Kalliopi; Sagstuen, Einar; Norby, Truls Eivind; Poulios, Ioannis; Chatzitakis, Athanasios Eleftherios (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Defect-engineering of TiO2 can have a major impact on its photocatalytic properties for the degradation of persisting and non-biodegradable pollutants. Herein, a series of intrinsic and extrinsic defects are induced by ...
  • Vision aided INS 
    Flatval, Ivan (Master thesis / Masteroppgave, 2018)
  • A Visual Approach to Mathematical Physics with Geometric AlgebraRestricted Access 
    Krog, Erlend Mangset (Master thesis / Masteroppgave, 2010)
  • Visualization by optical fluorescence of two-phase flow in a three-dimensional porous medium 
    Brodin, Joachim Falck; Moura, Marcel; Toussaint, Renaud; Måløy, Knut Jørgen; Rikvold, Per Arne (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract Slow flow of a single fluid through a porous medium is well understood on a macroscopic level through Darcy’s law, a linear relation between flow rate and a combination of pressure differences, viscosity, ...
  • Visualization of slip mechanisms at low sliding velocities 
    Pramanik, Dwarkanath (Master thesis / Masteroppgave, 2011)
  • VMC calculations of two-dimensional quantum dots 
    Lervåg, Lars Eivind (Master thesis / Masteroppgave, 2010)