Browsing Det matematisk-naturvitenskapelige fakultet by Title

Now showing items 56-75 of 838

  • B-site cation inter-diffusion in yttrium substituted barium zirconate 
    Hasle, Ida; Waldow, Stephan P.; Gries, Ute N.; De Souza, Roger A.; Vøllestad, Einar; Haugsrud, Reidar (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    B-site cation inter-diffusion in the ABO3 perovskite yttrium-substituted barium zirconate (BZY) was studied at temperatures from 1100 to 1460 °C under reducing and oxidising conditions. The experiments followed two different ...
  • Begonia - a two-photon imaging analysis pipeline for astrocytic Ca2+ signals 
    Bjørnstad, Daniel Marelius; Åbjørsbråten, Knut Sindre; Hennestad, Eivind; Cunen, Celine; Hermansen, Gudmund Horn; Bojarskaite, Laura; Pettersen, Klas Henning; Vervaeke, Koen Gerard Alois; Enger, Rune (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Imaging the intact brain of awake behaving mice without the dampening effects of anesthesia, has revealed an exceedingly rich repertoire of astrocytic Ca 2+ signals. Analyzing and interpreting such complex signals pose ...
  • Benefits and Development Challenges for Conversion-Alloying Anode Materials for Na-Ion Batteries 
    Skurtveit, Amalie; Brennhagen, Anders; Park, Heesoo; Cavallo, Carmen; Koposov, Alexey (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Over the past decade, Na-ion batteries (NIBs) have gained a substantial interest within the research community and relevant industry. NIBs are now emerging as a cost-effective and sustainable alternative to modern Li-ion ...
  • Betydning av Rab5 for fotodynamisk terapi og fotokjemisk internaliseringRestricted Access 
    Ahmed, Michelle (Master thesis / Masteroppgave, 2023)
  • Beyond SNP heritability: Polygenicity and discoverability of phenotypes estimated with a univariate Gaussian mixture model 
    Holland, Dominic; Frei, Oleksandr; Desikan, Rahul S.; Fan, Chun-Chieh; Shadrin, Alexey A.; Smeland, Olav Bjerkehagen; Sundar, Vijay S.; Thompson, Paul; Andreassen, Ole Andreas; Dale, Anders M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Estimating the polygenicity (proportion of causally associated single nucleotide polymorphisms (SNPs)) and discoverability (effect size variance) of causal SNPs for human traits is currently of considerable interest. ...
  • Bidirectional genetic overlap between autism spectrum disorder and cognitive traits 
    Hope, Sigrun; Shadrin, Alexey; Lin, Aihua; Bahrami, Shahram; Rødevand, Linn; Frei, Oleksandr; Hübenette, Saira Jameela; Cheng, Weiqiu; Hindley, Guy; Nag, Heidi Elisabeth; Ulstein, Line; Efrim-Budisteanu, Magdalena; O’Connell, Kevin; Dale, Anders; Djurovic, Srdjan; Nærland, Terje; Andreassen, Ole (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract Autism spectrum disorder (ASD) is a highly heritable condition with a large variation in cognitive function. Here we investigated the shared genetic architecture between cognitive traits (intelligence (INT) and ...
  • Biocompatible organic-inorganic hybrid materials based on nucleobases and titanium developed by molecular layer deposition 
    Momtazi, Leva; Sønsteby, Henrik Hovde; Nilsen, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    We have constructed thin films of organic–inorganic hybrid character by combining titanium tetra-isopropoxide (TTIP) and the nucleobases thymine, uracil or adenine using the molecular layer deposition (MLD) approach. Such ...
  • Boosting Schizophrenia Genetics by Utilizing Genetic Overlap With Brain Morphology 
    van der Meer, Dennis; Shadrin, Alexey; O'Connell, Kevin Sean; Bettella, Francesco; Djurovic, Srdjan; Wolfers, Thomas; Alnæs, Dag; Agartz, Ingrid; Smeland, Olav Bjerkehagen; Melle, Ingrid; Sánchez, Jennifer Monereo; Linden, David E.J.; Dale, Anders; Westlye, Lars Tjelta; Andreassen, Ole; Frei, Oleksandr; Kaufmann, Tobias (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Background Schizophrenia is a complex polygenic disorder with subtle, distributed abnormalities in brain morphology. There are indications of shared genetic architecture between schizophrenia and brain measures despite ...
  • Boreal Headwater Catchment as Hot Spot of Carbon Processing From Headwater to Fjord 
    Clayer, Francois; Thrane, Jan-Erik; Brandt, Uta; Dörsch, Peter; de Wit, Heleen (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Boreal headwaters and aquatic sediments are significant transporters, stores and processors of terrestrial carbon (C) as well as emitters of greenhouse gases (GHGs), mainly CO2 and CH4. While terrestrial ecosystems are net ...
  • Broad luminescence from donor-complexed LiZn and NaZn acceptors in ZnO 
    Frodason, Ymir Kalmann; Johansen, Klaus Magnus H; Galeckas, Augustinas; Vines, Lasse (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Zn substitutional lithium ( Li Zn ) and sodium ( Na Zn ) acceptors and their complexes with common donor impurities ( Al Zn , Hi, and HO) in ZnO have been studied using hybrid functional calculations. The results show ...
  • Buffering climate change with nature 
    Hessen, Dag Olav; Vandvik, Vigdis (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract It is increasingly evident that climate sustainability depends not only on societal actions and responses, but also on ecosystem functioning and responses. The capacity of global ecosystems to provide services ...
  • Burst Dynamics, Upscaling and Dissipation of Slow Drainage in Porous Media 
    Måløy, Knut Jørgen; Moura, Marcel; Hansen, Alex; Flekkøy, Eirik Grude; Toussaint, Renaud (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    We present a theoretical and experimental investigation of drainage in porous media. The study is limited to stabilized fluid fronts at moderate injection rates, but it takes into account capillary, viscous, and gravitational ...
  • Ca2+ ions decrease adhesion between two (104) calcite surfaces as probed by Atomic Force Microscopy 
    Dziadkowiec, Joanna; Ban, Matea; Javadi, Shaghayegh; Jamtveit, Bjørn; Røyne, Anja (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Solution composition-sensitive disjoining pressure acting between the mineral surfaces in fluid-filled granular rocks and materials controls their cohesion, facilitates the transport of dissolved species, and may sustain ...
  • Calculation of the anisotropic coefficients of thermal expansion: A first-principles approach 
    Pike, Nicholas; Løvvik, Ole Martin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Predictions of the anisotropic coefficients of thermal expansion are needed to not only compare to experimental measurement, but also as input for macroscopic modeling of devices which operate over a large temperature ...
  • Cancer Predisposition Sequencing Reporter (CPSR): A flexible variant report engine for high-throughput germline screening in cancer 
    Nakken, Sigve; Saveliev, Vladislav; Hofmann, Oliver; Møller, Pål; Myklebost, Ola; Hovig, Eivind (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The value of high-throughput germline genetic testing is increasingly recognized inclinical cancer care. Disease-associated germline variants in cancer patients areimportant for risk management and surveillance, surgical ...
  • Canted antiferromagnetism in high-purity NaFeF3 prepared by a novel wet-chemical synthesis method 
    Bernal, Fabian Leonardo Martinez; Gonano, Bruno Raymond Gino; Lundvall, Fredrik; Wragg, David; Fjellvåg, Helmer; Veillon, Fabien; Sławińsk, Wojciech; Fjellvåg, Øystein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    We report a synthesis method, and structural and magnetic characterization, for the fluoroperovskite NaFeF3. We have developed a wet-chemical method that allows preparation of large volumes of air-sensitive fluoroperovskites ...
  • Carbon flow through continental-scale ground logistics transportation 
    Cui, Haotian; Lu, Yonglong; Zhou, Yunqiao; He, Guizhen; Song, Shuai; Yang, Shengjie; Wang, Rui; Wang, Siyu; Han, Guoxiang; Yi, Xiaojie; Du, Di; Stenseth, Nils Christian; Hessen, Dag Olav; Chen, Deliang; Cheng, Yinyi (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    The flourishing logistics in both developed and emerging economies leads to huge greenhouse gas (GHG) emissions; however, the emission fluxes are poorly constrained. Here, we constructed a spatial network of logistic GHG ...
  • Carbon-dioxide as annealing atmosphere to retain the electrical properties of indium-tin oxide 
    Mayandi, Jeyanthinath; Finstad, Terje; Venkatesan, Ragavendran; Vajeeston, Ponniah; Karazhanov, Smagul; Venkatachalapathy, Vishnukanthan (Journal article / Tidsskriftartikkel / SubmittedVersion, 2020)
    In practical applications of indium-tin-oxide (ITO) annealing at temperatures ~400 °C without degrading its electrical and optical properties is an important challenge. In the present work, commercial Indium-tin oxide (ITO) ...
  • Carrier-mediated ferromagnetism in two-dimensional PtS2 
    Iordanidou, Konstantina; Houssa, Michel; Persson, Clas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Using first principles calculations based on density functional theory, we study the impact of hole doping on the magnetic and electronic properties of two dimensional PtS2. Although 2D PtS2 is intrinsically non-magnetic, ...
  • Case study on impacts of large-scale re-/afforestation on ecosystem services in Nordic regions 
    Vogt, Rolf David; de Wit, Heleen; Koponen, Kati (Research report / Forskningsrapport, 2022)