Browsing Det matematisk-naturvitenskapelige fakultet by Title

Now showing items 745-764 of 838

  • The Influence of Confining Pressure and Preexisting Damage on Strain Localization in Fluid-Saturated Crystalline Rocks in the Upper Crust 
    McBeck, Jessica Ann; Cordonnier, Benoit; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2023)
    The spatial organization of deformation may provide key information about the timing of catastrophic failure in the brittle regime. In an ideal homogenous system, deformation may continually localize toward macroscopic ...
  • The influence of spatial resolution and noise on fracture network properties calculated from X-ray microtomography data 
    McBeck, Jessica Ann; Cordonnier, B.; Renard, F. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2021)
    Rock deformation experiments performed at X-ray synchrotrons provide unique insights into the nature of fracture network development. However, these insights depend on the limitations of the X-ray tomography data. Here, ...
  • The long-term legacy of subvolcanic intrusions on fluid migration in sedimentary basins: The Cerro Alquitrán case study, northern Neuquén Basin, Argentina 
    Galland, Olivier; Villar, Héctor J.; Mescua, José; Jerram, Dougal Alexander; Midtkandal, Ivar; Palma, J. Octavio; Planke, Sverre; Zanella, Alain (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract Cooling subvolcanic igneous intrusions are known to have a substantial impact on fluid flow in the shallow Earth's crust, for example activation of geothermal systems, circulation of mineralized fluids in ore ...
  • The Mammalian Cysteine Protease Legumain in Health and Disease 
    Solberg, Rigmor; Lunde, Ngoc Nguyen; Forbord, Karl Martin Frøseth; Okla, Meshail; Kassem, Moustapha; Jafari, Abbas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The cysteine protease legumain (also known as asparaginyl endopeptidase or δ-secretase) is the only known mammalian asparaginyl endopeptidase and is primarily localized to the endolysosomal system, although it is also found ...
  • The mixology of precursory strain partitioning approaching brittle failure in rocks 
    McBeck, Jessica Ann; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    SUMMARY We examine the strain accumulation and localization process throughout 12 triaxial compression experiments on six rock types deformed in an X-ray transparent apparatus. In each experiment, we acquire ...
  • The Neonicotinoid Imidacloprid Impairs Learning, Locomotor Activity Levels, and Sucrose Solution Consumption in Bumblebees (Bombus terrestris) 
    Paus-Knudsen, Julie Sørlie; Sveinsson, Henrik Andersen; Grung, Merete; Borgå, Katrine; Nielsen, Anders (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Bumblebees carry out the complex task of foraging to provide for their colonies. They also conduct pollination, an ecosystem service of high importance to both wild plants and entomophilous crops. Insecticides can alter ...
  • The population genomic legacy of the second plague pandemic 
    Gopalakrishnan, Shyam; Ebenesersdottir, S.Sunna; Lundstrøm, Inge K.C.; Turner-Walker, Gordon; Moore, Kristjan H.S.; Luisi, Pierre; Magaryan, Ashot; Martin, Michael D.; Ellegaard, Martin Rene; Magnusson, Olafur T.; Sigurdsson, Asgeir; Snorradóttir, Steinunn; Magnúsdóttir, Droplaug N.; Laffoon, Jason E.; van Dorp, Lucy; Liu, Xiaodong; Moltke, Ida; Avila-Arcos, María C.; Schraiber, Joshua G.; Rasmussen, Simon; Juan, David; Galabert, Pere; De-Dios, Toni; Fotakis, Anna K.; Iraeta-Orbegozo, Miren; Vågene, Åshild J.; Denham, Sean Dexter; Christophersen, Axel; Stenøien, Hans K.; Vieira, Filipe G.; Liu, Shanlin; Günther, Torsten; Kivisild, Toomas; Moseng, Ole Georg; Skar, Birgitte; Cheung, Christina; Sandoval-Velasco, Marcela; Wales, Nathan; Schroeder, Hannes; Campos, Paula F.; Gudmundsdottir, Valdis B; Sicheritz - Ponten, Thomas; Petersen, Bent; Halgunset, Jostein; Gilbert, Edmund; Cavalleri, Gianpiero L.; Hovig, Eivind; Kockum, Ingrid; Olsson, Tomas; Alfredsson, Lars; Hansen, Thomas F.; Werge, Thomas; Willerslev, Eske; Balloux, Francois; Marquès-Bonet, Tomás; Lalueza-Fox, Carles; Nielsen, Rasmus; Stefánsson, Kári; Helgason, Agnar; Gilbert, Thomas P. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Human populations have been shaped by catastrophes that may have left long-lasting signatures in their genomes. One notable example is the second plague pandemic that entered Europe in ca. 1,347 CE and repeatedly returned ...
  • The preservation of ancient DNA in archaeological fish bone 
    Ferrari, Giada; Cuevas, Angelica; Gondek, Agata; Ballantyne, Rachel; Kersten, Oliver; Palsdottir, Albina Hulda; van der Jagt, Inge; Hufthammer, Anne Karin; Ystgaard, Ingrid; Wickler, Stephen; Bigelow, Gerald F; Harland, Jennifer; Nicholson, Rebecca; Orton, David; Clavel, Benoît; Boessenkool, Sanne; Barrett, James H; Star, Bastiaan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The field of ancient DNA is dominated by studies focusing on terrestrial vertebrates. This taxonomic bias limits our understanding of endogenous DNA preservation for species with different bone physiology, such as teleost ...
  • The quandary of dna-based treatment assessment in de novo metastatic prostate cancer in the era of precision oncology 
    Nakken, Sigve; Lilleby, Wolfgang; Switlyk, Marta Daniela; Knudsen, Karen E.; Lilleby, Oscar; Zhao, Sen; Kaveh, Fatemeh; Ekstrøm, Per O.; Urbanucci, Alfonso; Hovig, Eivind (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Guidelines for genetic testing have been established for multiple tumor types, frequently indicating the most confident molecularly targeted treatment options. However, considering the often-complex presentation of individual ...
  • The Reactivity of Multidentate Schiff Base Ligands Derived from Bi- and Terphenyl Polyamines towards M(II) (M=Ni, Cu, Zn, Cd) and M(III) (M=Co, Y, Lu) 
    Hylland, Knut Tormodssønn; Gerz, Isabelle; Wragg, David Stephen; Øien-Ødegaard, Sigurd; Tilset, Mats (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Multidentate Schiff base ligands derived from a selection of biphenyl- and terphenyl polyamines were synthesized, and their reactivity towards divalent (Ni, Cu, Zn, Cd) and trivalent (Co, Y, Lu) metals was studied by ...
  • The relative spatial positions of tryptophan and cationic residues in helical membrane-active peptides determines their cytotoxicity 
    Rekdal, Øystein; Haug, Bengt Erik; Kalaaji, manar; Hunter, Howard N.; Lindin, Inger; Israelsson, Ingrid; Solstad, Terese; Yang, Nannan; Brandl, Martin; Mantzilas, Dimitrios; Vogel, Hans J. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2012)
    The cytotoxic activity of 10 analogs of the idealized amphipathic helical 21-mer peptide (KAAKKAA)3, where three of the Ala residues at different positions have been replaced with Trp residues, has been investigated. The ...
  • The restricted random dislocation distribution model to describe ensembles of dislocations with a screw component in ZnO layers with a mosaic structure 
    Schifano, Ramon; Wierzbicka, A.; Dluzewski, P.; Domagala, J.Z.; Wozniak, W.; Kurowska, B.; Bazioti, Kalliopi; Guziewicz, E. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    By applying the restricted random dislocation distribution model, solved using a discrete Hankel transform approach, it is shown that the shapes and characteristics of the ω-scans of the ZnO 00.2 reflection are mainly ...
  • The Role of Boron in Low Copper Spheroidal Graphite Irons 
    Bugten, Andreas Voll; Michels Brito Miranda, Leander Edward; Brurok, Rune Botnmark; Hartung, Cathrine; Ott, Emmanuelle; Vines, Lasse; Li, Yanjun; Arnberg, Lars Erik; Sabatino, Marisa Di (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    The effects of boron at concentrations ranging from 5 to 525 ppm in low copper spheroidal graphite iron (SGI) has been studied. At 130 to 140 ppm, no particular effect of boron was observed on the size distributions, number ...
  • The role of fluid flow in the dynamics of active nematic defects 
    Angheluta, Luiza; Chen, Zhitao; Marchetti, Cristina; Bowick, Mark (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract We adapt the Halperin–Mazenko formalism to analyze two-dimensional active nematics coupled to a generic fluid flow. The governing hydrodynamic equations lead to evolution laws for nematic topological ...
  • The role of photomineralization for CO2 emissions in boreal lakes along a gradient of dissolved organic matter 
    Allesson, Lina; Koehler, Birgit; Thrane, Jan-Erik; Andersen, Tom; Hessen, Dag O (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Many boreal lakes are experiencing an increase in concentrations of terrestrially derived dissolved organic matter (DOM)—a process commonly labeled “browning.” Browning affects microbial and photochemical mineralization ...
  • The role of space charge at metal/oxide interfaces in proton ceramic electrochemical cells 
    Saeed, Sarmad Waheed; Bjørheim, Tor S. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    The contact potential and the resulting charge accumulation or depletion at the electrode/electrolyte interface are investigated for Ni and Cu group metals in contact with the state-of-the-art proton conductor acceptor-doped ...
  • The shared genetic basis of mood instability and psychiatric disorders: A cross-trait genome-wide association analysis 
    Hindley, Guy Frederick Lanyon; O'Connell, Kevin Sean; Rahman, Zillur; Frei, Oleksandr; Bahrami, Shahram; Shadrin, Alexey; Høegh, Margrethe Collier; Cheng, Weiqiu; Karadag, Naz; Lin, Aihua; Rødevand, Linn; Fan, Chun C.; Djurovic, Srdjan; Lagerberg, Trine Vik; Dale, Anders; Smeland, Olav Bjerkehagen; Andreassen, Ole (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Recent genome-wide association studies of mood instability (MOOD) have found significant positive genetic correlation with major depression (DEP) and weak correlations with other psychiatric disorders. We investigated the ...
  • The Synergistic Roles of Temperature and Pressure in Thermo-Compression Bonding of Au 
    Ambhore, Pranav; Mani, Karthick; Beekley, Brett; Malik, Nishant; Schjølberg-Henriksen, Kari; Iyer, Subramanian S.; Goorsky, Mark S. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
    Abstract Au-Au thermocompression bonding is a widely used technique for a variety of applications including hermetic sealing and packaging at a fine pitch. We have investigated the roles of pressure and temperature ...
  • Theoretical analyses of copper-based solar cell materials for the next generation of photovoltaics 
    Chen, Rongzhen; Zamulko, Sergii; Huang, Dan; Persson, Clas (Chapter / Bokkapittel / SubmittedVersion, 2019)
    This chapter describes the state of the art in computer simulations in the context of the development of high-efficiency solar cells. It discusses how one analyses by theoretical means the structural, electronic, and optical ...
  • Theoretical modeling of defect diffusion in wide bandgap semiconductors 
    Hommedal, Ylva Knausgård; Bathen, Marianne Etzelmüller; Reinertsen, Vilde Mari; Johansen, Klaus Magnus H; Vines, Lasse; Frodason, Ymir Kalmann (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2024)
    Since the 1940s, it has been known that diffusion in crystalline solids occurs due to lattice defects. The diffusion of defects can have a great impact on the processing and heat treatment of materials as the microstructural ...