Now showing items 556-575 of 1708

  • Kheswa, Bonginkosi Vincent; Wiedeking, Mathis; Giacoppo, Francesca; Goriely, Stephan; Guttormsen, Magne Sveen; Larsen, Ann-Cecilie; Bello Garrote, Frank Leonel; Eriksen, Tomas Kvalheim; Görgen, Andreas; Hagen, Trine Wiborg; Koehler, Paul Edward; Klintefjord, Malin; Nyhus, Hilde-Therese; Papka, P.; Renstrøm, Therese; Rose, Sunniva Johanne; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    The γ-ray strength functions and nuclear level densities of 138La and 139La have been measured below the neutron separation energies. These new data were used to calculate astrophysical Maxwellian-averaged () cross-sections ...
  • Sky, Thomas Neset; Johansen, Klaus Magnus H; Riise, Heine Nygard; Svensson, Bengt Gunnar; Vines, Lasse (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Isochronal and isothermal diffusion experiments of gallium (Ga) in zinc oxide (ZnO) have been performed in the temperature range of 900–1050 °C. The samples used consisted of a sputter-deposited and highly Ga-doped ZnO ...
  • Gonzalo, Tomas Esteban; Athron, Peter; Balázs, Csaba; Bringmann, Torsten; Buckley, Andy; Chrząszcz, Martin; Conrad, Jan; Cornell, Jonathan; Dal, Lars Andreas; Dickinson, Hugh; Edsjö, Joakim; Farmer, Ben; Jackson, Paul; Krislock, Abram Michael Beauregard; Kvellestad, Anders; Lundberg, Johan; McKay, James; Mahmoudi, Farvah; Martinez, Gregory; Putze, Antje; Raklev, Are; Ripken, Joachim; Rogan, Christopher; Saavedra, Aldo; Savage, Christopher; Scott, Pat; Seo, Seon-Hee; Serra, Nicola; Weniger, Christoph; White, Martin; Wild, Sebastian (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    We describe the open-source global fitting package GAMBIT: the Global And Modular Beyond-the-Standard-Model Inference Tool. GAMBIT combines extensive calculations of observables and likelihoods in particle and astroparticle ...
  • Giacoppo, Francesca; Bello Garrote, Frank Leonel; Bernstein, Lee; Bleuel, D.l.; Firestone, R.B.; Görgen, Andreas; Guttormsen, Magne Sveen; Hagen, Trine Wiborg; Klintefjord, Malin; Koehler, Paul Edward; Larsen, Ann-Cecilie; Nyhus, Hilde-Therese; Renstrøm, Therese; Sahin, Eda; Siem, Sunniva; Tornyi, Tamas Gabor (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2015)
    The average electromagnetic dipole response of levels in the quasicontinuum of 197,198Au has been measured using (3He,3He ) and (d,p) reactions. The extracted γ -ray strength functions have been normalized according to ...
  • Vaquero, V; Jungclaus, A; Doornenbal, P; Wimmer, K; Gargano, A; Tostevin, JA; Chen, S; Nacher, E; Sahin, Eda; Shiga, Y; Steppenbeck, D; Taniuchi, R; Xu, ZY; Ando, T; Baba, H; Bello Garrote, Frank Leonel; Franchoo, S; Hadynska-Klek, Katarzyna; Kusoglu, A; Liu, J; Lokotko, T; Momiyama, S; Motobayashi, T; Nagamine, S; Nakatsuka, N; Niikura, M; Orlandi, R; Saito, T; Sakurai, H; Soderstrom, PA; Tveten, Gry Merete; Vajta, Zs; Yalcinkaya, M (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    Excited states in the nucleus 133Sn, with one neutron outside the doubly-magic 132Sn core, were populated following one-neutron knockout from a 134Sn beam on a carbon target at relativistic energies at the Radioactive ...
  • Fredheim, Trond (Master thesis / Masteroppgave, 2016)
    In order to investigate gamma ray signals from dark matter originating from close to the black hole at the galactic center, we investigate the effects of general relativity on such a signal. The expression for the photon ...
  • Bãtzing, Paul (Master thesis / Masteroppgave, 2012)
    In this thesis the width of the gravitino under radiative loop decays ~G-> Znu and ~G-> W+l- in R-parity violating SUSY with trilinear R-parity violating couplings is calculated. It is compared to other decay channels and ...
  • Guttormsen, Magne Sveen; Larsen, Ann-Cecilie; Midtbø, Jørgen E.; Crespo Campo, Lucia; Görgen, Andreas; Ingeberg, Vetle Wegner; Renstrøm, Therese; Siem, Sunniva; Tveten, Gry Merete; Zeiser, Fabio; Kirsch, Leo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Statistical γ-decay from highly excited states is determined by the nuclear level density (NLD) and the γ-ray strength function (γSF). These average quantities have been measured for several nuclei using the Oslo method. ...
  • Osnes, Andreas Nygård (Master thesis / Masteroppgave, 2015)
    Simulations of the gas-dynamic phase of a small detonation are performed using Large-Eddy simulations with the HLLC-solver and different equations of state. Three problems are considered, and the results are compared to ...
  • Holm, Ingrid Angélica Vazquez (Master thesis / Masteroppgave, 2018)
    This thesis explores the fast evaluation of supersymmetric cross sections using Gaussian processes — a machine learning method for regression. The time- consuming nature of accurate evaluation of higher order cross sections ...
  • Kersting, Magdalena; Henriksen, Ellen Karoline; Bøe, Maria Vetleseter; Angell, Carl (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Because of its abstract nature, Albert Einstein’s theory of general relativity is rarely present in school physics curricula. Although the educational community has started to investigate ways of bringing general relativity ...
  • Glabska, Helena T.; Norheim, Eivind Skjønsberg; Devor, Anna; Dale, Anders M.; Einevoll, Gaute; Wòjcik, Daniel K. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2016)
    Laminar population analysis (LPA) is a method for analysis of electrical data recorded by linear multielectrodes passing through all lamina of cortex. Like principal components analysis (PCA) and independent components ...
  • Sun, Xinwei (Master thesis / Masteroppgave, 2018)
  • Devor, Anna; Andreassen, Ole Andreas; Wang, Yunpeng; Mäki-Marttunen, Tuomo; Smeland, Olav Bjerkehagen; Fan, Chun Chieh; Schork, Andrew J.; Holland, Dominic; Thompson, Wesley Kurt; Witoelar, Aree; Chen, Chi-Hua; Desikan, Rahul S.; McEvoy, Linda K.; Djurovic, Srdjan; Greengard, Paul; Svenningsson, Per; Einevoll, Gaute; Dale, Anders (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    The most recent genome-wide association studies (GWAS) of schizophrenia (SCZ) identified hundreds of risk variants potentially implicated in the disease. Further, novel statistical methodology designed for polygenic ...
  • Athron, Peter; Balázs, Csaba; Beniwal, Ankit; Bloor, Sanjay; Camargo-Molina, José Eliel; Cornell, Jonathan M.; Farmer, Ben; Fowlie, Andrew; Gonzalo, Tomas Esteban; Kahlhoefer, Felix; Kvellestad, Anders; Martinez, Gregory D.; Scott, Pat; Vincent, Aaron C.; Wild, Sebastian; White, Martin; Williams, Anthony G. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    We present global analyses of effective Higgs portal dark matter models in the frequentist and Bayesian statistical frameworks. Complementing earlier studies of the scalar Higgs portal, we use GAMBIT to determine the ...
  • Athron, Peter; Balázs, Csaba; Bringmann, Torsten; Buckley, Andy; Chrząszcz, Marcin; Conrad, Jan; Cornell, Jonathan M.; Dal, Lars Andreas; Edsjö, Joakim; Farmer, Ben; Jackson, Paul; Krislock, Abram Michael Beauregard; Kvellestad, Anders; Mahmoudi, Farvah; Martinez, Gregory D.; Putze, Antje; Raklev, Are; Rogan, Christopher; Saavedra, Aldo; Savage, Christopher; Scott, Pat; Serra, Nicola; Weniger, Christoph; White, Martin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    We study the seven-dimensional Minimal Supersymmetric Standard Model (MSSM7) with the new GAMBIT software framework, with all parameters defined at the weak scale. Our analysis significantly extends previous weak-scale, ...
  • Athron, Peter; Balázs, Csaba; Bringmann, Torsten; Buckley, Andy; Chrząszcz, Marcin; Conrad, Jan; Cornell, Jonathan M.; Dal, Lars Andreas; Edsjö, Joakim; Farmer, Ben; Jackson, Paul; Krislock, Abram Michael Beauregard; Kvellestad, Anders; Mahmoudi, Farvah; Martinez, Gregory D.; Putze, Antje; Raklev, Are; Rogan, Christopher; Ruiz de Austri, Roberto; Saavedra, Aldo; Savage, Christopher; Scott, Pat; Serra, Nicola; Weniger, Christoph; White, Martin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    We present the most comprehensive global fits to date of three supersymmetric models motivated by grand unification: the constrained minimal supersymmetric standard model (CMSSM), and its Non-Universal Higgs Mass generalisations ...
  • van der Meeren, Christer; Oksavik, Kjellmar; Lorentzen, Dag Arne; Moen, Jøran Idar; Romano, Vincenzo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)
    In this paper we study a tongue of ionization (TOI) on 31 October 2011 which stretched across the polar cap from the Canadian dayside sector to Svalbard in the nightside ionosphere. The TOI front arrived over Svalbard ...
  • Jin, Yaqi; Moen, Jøran I.; Miloch, Wojciech J. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)
    We directly compare the relative GPS scintillation levels associated with regions of enhanced plasma irregularities called auroral arcs, polar cap patches, and auroral blobs that frequently occur in the polar ionosphere. ...
  • Jin, Yaqi; Moen, Jøran Idar; Oksavik, Kjellmar; Spicher, Andres; Clausen, Lasse Boy Novock; Miloch, Wojciech Jacek (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    This paper investigates the relative scintillation level associated with cusp dynamics (including precipitation, flow shears, etc.) with and without the formation of polar cap patches around the cusp inflow region by the ...