Browsing Fysisk institutt by Title

Now showing items 2639-2658 of 3682

  • Radiographic and fluoroscopic X-ray systems: Quality control of the X-ray tube and automatic exposure control using theoretical spectra to determine air kerma and dose to a homogenous phantom 
    Konst, Bente; Nøtthellen, Jacob; Bilet, Ellinor; Båth, Magnus (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Purpose To develop a method to perform quality control (QC) of X-ray tubes and automatic exposure control (AEC) as a part of the QC of the radiographic and fluoroscopic X-ray system. Our aim is to verify the output from ...
  • Radiological features of brain hemorrhage through automated segmentation from computed tomography in stroke and traumatic brain injury 
    MacIntosh, Bradley; Liu, Qinghui; SCHELLHORN, TILL; Beyer, Mona K.; Groote, Inge Rasmus; Morberg, Pål; Poulin, Joshua M; Selseth, Maiken Nordahl; Bakke, Ragnhild Christin; Naqvi, Aina; Hillal, Amir; Ullberg, Teresa; Wasselius, Johan; Rønning, Ole Morten; Selnes, Per; Kristoffersen, Espen Saxhaug; Emblem, Kyrre E; Skogen, Karoline; Sandset, Else Charlotte; Bjørnerud, Atle (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Introduction Radiological assessment is necessary to diagnose spontaneous intracerebral hemorrhage (ICH) and traumatic brain injury intracranial hemorrhage (TBI-bleed). Artificial intelligence (AI) deep learning tools ...
  • Radionuclides for Targeted Therapy: Physical Properties 
    Stokke, Caroline; Kvassheim, Monika; Blakkisrud, Johan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    A search in PubMed revealed that 72 radionuclides have been considered for molecular or functional targeted radionuclide therapy. As radionuclide therapies increase in number and variations, it is important to understand ...
  • Radiosensitivity of cells in different layers of HT29 multicellular spheroids irradiated with x-rays 
    KALAITZIDOU, ILEKTRA (Master thesis / Masteroppgave, 2016)
    Cells of the established HT29 human colon adenocarcinoma line were grown as spheroids using continuous machine sstirring of cells in flasks coated with agarose. The cell response for different layers of the spheroids and ...
  • Radiotherapy-related lymphopenia in patients with advanced non-small cell lung cancer receiving palliative radiotherapy 
    Abravan, Azadeh; Eide, Hanne Astrid; Helland, Åslaug; Malinen, Eirik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Background Lymphopenia during radiotherapy (RT) may have an adverse effect on treatment outcome. The aim of this study is to investigate associations between lymphopenia and RT parameters in patients with advanced lung ...
  • The rainbow as a student project involving numerical calculations 
    Amundsen, David Skålid; Kirkemo, Camilla Nestande; Nakkerud, Andreas; Trømborg, Jørgen; Vistnes, Arnt Inge (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2009)
    It is a challenge to find interesting and realistic projects where numerical methods can be used to enhance student understanding of physical phenomena. We present such a project in which a group of students used numerical ...
  • Ramp ADC with hyperbolic compression for high dynamic range image sensor in sequential 3D CMOS 
    Stjernen, Simen (Master thesis / Masteroppgave, 2021)
  • Rapidity and transverse-momentum dependence of the inclusive J/ψ nuclear modification factor in p-Pb collisions at √sNN = 5.02 TeV 
    Adam, Jaroslav; Adamová, Dagmar; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmed, Ijaz; Ahn, Sang Un; Aimo, Ilaria; 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; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; 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; Aiola, Salvatore; Ajaz, Muhammad; Akindinov, Alexander; Alam, Sk Noor; Aleksandrov, Dimitry; Alessandro, Bruno; Alexandre, Didier; Alfaro, Molina; Alici, Andrea; ALICE, Collaboration (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
  • Rask evaluering av supersymmetriske tverrsnitt 
    Sparre, Jon Vegard (Master thesis / Masteroppgave, 2018)
    I denne masteroppgåva presenterer vi ein rask og presis metode for utrekning av nestleiande ordens supersymmetriske tverrsnitt. Metoden går ut på å trene maskinlæringsalgoritmen forsterska avgjerdstre på eit generert ...
  • Rate-and-state friction explains glacier surge propagation 
    Thøgersen, Kjetil; Gilbert, Adrien; Schuler, Thomas; Malthe-Sørenssen, Anders (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    The incomplete understanding of glacier dynamics is a major source of uncertainty in assessments of sea-level rise from land-based ice. Through increased ice discharge into the oceans, accelerating glacier flow has the ...
  • Re-estimation of 180Ta nucleosynthesis in light of newly constrained reaction rates 
    Malatji, Kgashane Leroy; Wiedeking, Mathis; Goriely, Stephane; Brits, Christiaan Petrus; Kheswa, Bonginkosi Vincent; Bello Garrote, Frank Leonel; Bleuel, Darren L.; Giacoppo, Francesca; Görgen, Andreas; Guttormsen, Magne Sveen; Hadynska-Klek, Katarzyna; Hagen, Trine Wiborg; Ingeberg, Vetle Wegner; Klintefjord, Malin; Larsen, Ann-Cecilie; Papka, P.; Renstrøm, Therese; Sahin, Eda; Siem, Sunniva; Siess, L.; Tveten, Gry Merete; Zeiser, Fabio (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
  • [Re] Fast-Activating Voltage- and Calcium-Dependent Potassium (BK) Conductance Promotes Bursting in Pituitary Cells: A Dynamic Clamp Study. 
    Tennøe, Simen; Hodne, Kjetil; Haug, Trude; Weltzien, Finn-Arne; Einevoll, Gaute; Halnes, Geir (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
  • Readout Electronics for a Novel Animal PET Scanner using Field Programmable Gate Arrays : System Definition, Implementation and Assessment 
    Buskenes, Jo Inge (Master thesis / Masteroppgave, 2011)
    A digital FPGA-based data acquisition system for a novel preclinical PET detector developed at the University of Oslo will be described. The detector, called ComPET, employs an inventive geometry with 600 LYSO scintillator ...
  • Real-time quantum many-body dynamics 
    Schøyen, Øyvind Sigmundson (Master thesis / Masteroppgave, 2019)
    Solutions to the time-dependent Schrödinger equation are central to the understanding of the interaction between particles and external probes. The increasing availability of intense laser fields in experiments has spawned ...
  • Real-time visualisation of ion exchange in molecularly confined spaces where electric double layers overlap 
    Ramach, Ulrich; Lee, Jinhoon; Altmann, Florian; Schussek, Martin; Olgiati, Matteo; Dziadkowiec, Joanna; Mears, Laura; Celebi, Alper; Lee, Dong Woog; Valtiner, Markus (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Ion interactions with interfaces and transport in confined spaces, where electric double layers overlap, are essential in many areas, ranging from crevice corrosion to understanding and creating nano-fluidic devices at the ...
  • Reassessment of the radiative width of the Hoyle state from gamma ray spectroscopy using OSCAR 
    Paulsen, Wanja (Master thesis / Masteroppgave, 2020)
  • Reconstruction and identification of boosted di-τ systems in a search for Higgs boson pairs using 13 TeV proton-proton collision data in ATLAS 
    Aad, Georges; Abbott, Brad; Abbott, Dale C.; Abed Abud, Adam; Abeling, Kira; Abhayasinghe, Deshan Kavishka; Abidi, Syed Haider; AbouZeid, Ossama Sherif Alexander; Abraham, Nadine L.; Abramowicz, Halina; Bjørke, Kristian; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Garonne, Vincent; Gramstad, Eirik; Heggelund, Andreas Løkken; Hellesund, Simen; Håland, Even Simonsen; Morisbak, Vanja; Oppen, Henrik; Ould-Saada, Farid; Pedersen, Maiken; Read, Alexander Lincoln; Rye, Eli Bæverfjord; Røhne, Ole Myren; Sandaker, Heidi; Vadla, Knut Oddvar Høie; Buanes, Trygve; Djuvsland, Julia Isabell; Eigen, Gerald; Fomin, Nikolai; Lipniacka, Anna; Lee, Graham Richard; Martin dit Latour, Bertrand; Stugu, Bjarne; Træet, Are Sivertsen; Abreu, Henso; Abulaiti, Yiming; Acharya, Bobby S.; Achkar, Baida; Adam, Lennart; Adam-Bourdarios, Claire; Adamczyk, Leszek; Adamek, Lukas; Adelman, Jareed; Adersberger, Michael; Adigüzel, Aytül; Adorni, Sofia; Adye, Tim; ATLAS, Collaboration (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    In this paper, a new technique for reconstructing and identifying hadronically decaying τ+τ− pairs with a large Lorentz boost, referred to as the di-τ tagger, is developed and used for the first time in the ATLAS experiment ...
  • Reconstruction of Indoor Environments Using LiDAR and IMU 
    Johanssen, Fredrik Kristoffer (Master thesis / Group thesis / Masteroppgave / Gruppeoppgave, 2019)
  • Reconstruction of Indoor Environments Using LiDAR and IMU 
    Sillerud, Vetle Smedbakken (Master thesis / Group thesis / Masteroppgave / Gruppeoppgave, 2019)
  • Reconstruction of primary vertices at the ATLAS experiment in Run 1 proton-proton collisions at the LHC 
    Aaboud, Morad; Aad, Georges; Abbott, Brad; Abdallah, Jalal; Abdinov, Ovsat Bahram oglu; Abeloos, Baptiste; Aben, Rosemarie; AbouZeid, Hass; Abraham, Nadine L.; Abramowicz, Halina; Buanes, Trygve; Dale, Ørjan; Eigen, Gerald; Kastanas, Alex; Liebig, Wolfgang; Lipniacka, Anna; Martin dit Latour, Bertrand; Mæland, Steffen; Smestad, Lillian; 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; Nilsen, Jon Kerr; Ould-Saada, Farid; Pajchel, Katarina; Raddum, Silje Hattrem; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Serfon, Cédric; Stapnes, Steinar; Strandlie, Are; Abreu, Henso; Abreu, Rômulo F.; Abulaiti, Yiming; Acharya, Bobby S.; Adamczyk, Leszek; Adams, David; Adelman, Jareed; Adersberger, Michael; ATLAS, Collaboration (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)