Browsing Det matematisk-naturvitenskapelige fakultet by Title

Now showing items 555-574 of 838

  • Photoactive Zr-aromatic hybrid thin films made by molecular layer deposition 
    Rogowska, Melania; Bruzell, Ellen Merete; Valen, Håkon; Nilsen, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    The principle of antimicrobial photodynamic therapy (PDT) is appealing because it can be controlled by an external light source and possibly the use of durable materials. However, to utilise such surfaces requires a process ...
  • Photocatalytic generation of gas phase reactive oxygen species from adsorbed water: Remote action and electrochemical detection 
    Sun, Xinwei; Xu, Kaiqi; Chatzitakis, Athanasios Eleftherios; Norby, Truls Eivind (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    The improvement of indoor environments is of great importance as it can significantly improve human health, comfort and productivity. Herein, different forms of TiO2 nanorods were used as the photocatalyst for generation ...
  • Photoluminescence intensity of Cu-doped ZnO modulated via defect occupancy by applying electric bias 
    Ho, Lok-Ping; Younas, Muhammad; Borgersen, Jon; Khan, Rao Tahir Ali; Rezvani, Seyed Javad; Pollastri, Simone; Akhtar, Muhammad Javed; Nadeem, Muhammad; Huang, Dong; Shi, Ying-Li; Kuznetsov, Andrej; Ling, Francis Chi-Chung (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2022)
    Abstract Discovering multifunctional materials is of paramount importance for advancing the science and technology. Herein, we report on an optical phenomenon modulated by an electrical process that happened at ...
  • Physical properties of Ruddlesden-Popper (n = 3) nickelate: La4Ni3O10 
    Kumar, Susmit; Fjellvåg, Øystein; Sjåstad, Anja Olafsen; Fjellvåg, Helmer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Nickelates, just like their isoelectronic cousins (the cuprate superconductors), are candidates for high temperature superconductivity. As charge density waves (CDW) and superconductivity might share a similar microscopic ...
  • Plasma linoleic acid levels and cardiovascular risk factors: results from the Norwegian ACE 1950 Study 
    Chandra, Anupam; Røsjø, Helge; Svensson, My Hanna Sofia; Vigen, Thea; Ihle-Hansen, Håkon; Orstad, Eivind Bjørkan; Rønning, Ole M.; Lyngbakken, Magnus; Nygård, Ståle; Berge, Trygve; Schmidt, Erik Berg; Omland, Torbjørn; Tveit, Arnljot; Eide, Ivar Anders (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    Background A high intake of linoleic acid (LA), the major dietary polyunsaturated fatty acid (PUFA), has previously been associated with reduced cardiovascular (CV) morbidity and mortality in observational studies. ...
  • Plasmonic properties of aluminium nanowires in amorphous silicon 
    Thøgersen, Annett; Jensen, Ingvild Julie Thue; Belle, Branson Delano; Stange, Marit Synnøve Sæverud; Reinertsen, Vilde Mari; Kjeldstad, Torunn; Prytz, Øystein; Monakhov, Eduard; Kepaptsoglou, Demie (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Plasmonic structures can help enhance optical activity in the ultraviolet (UV) region and therefore enhancing photocatalytic reactions and the detection of organic and biological species. Most plasmonic structures are ...
  • Polygenic overlap and shared genetic loci between loneliness, severe mental disorders, and cardiovascular disease risk factors suggest shared molecular mechanisms 
    Rødevand, Linn; Bahrami, Shahram; Frei, Oleksandr; Lin, Aihua; Gani, Osman; Shadrin, Alexey A.; Smeland, Olav Bjerkehagen; O'Connell, Kevin; Elvsåshagen, Torbjørn; Winterton, Adriano; Quintana, Daniel; Hindley, Guy Frederick Lanyon; Werner, Maren Caroline Frogner; Djurovic, Srdjan; Dale, Anders Martin; Lagerberg, Trine Vik; Steen, Nils Eiel; Andreassen, Ole Andreas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Clinical and epidemiological evidence suggest that loneliness is associated with severe mental disorders (SMDs) and increases the risk of cardiovascular disease (CVD). However, the mechanisms underlying the ...
  • Polygenic overlap with body-mass index improves prediction of treatment-resistant schizophrenia 
    O'Connell, Kevin Sean; Koch, Elise; Lenk, Hasan Cagin; Akkouh, Ibrahim Ahmed; Hindley, Guy Frederick Lanyon; Jaholkowski, Piotr Pawel; Smith, Robert Løvsletten; Holen, Børge; Shadrin, Alexey; Frei, Oleksandr; Smeland, Olav Bjerkehagen; Steen, Nils Eiel; Dale, Anders M; Molden, Espen; Djurovic, Srdjan; Andreassen, Ole (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Treatment resistant schizophrenia (TRS) is characterized by repeated treatment failure with antipsychotics. A recent genome-wide association study (GWAS) of TRS showed a polygenic architecture, but no significant loci were ...
  • Post-entrapment modification of residual inclusion pressure and its implications for Raman elastic thermobarometry 
    Zhong, Xin; Moulas, Evangelos; Tajčmanová, Lucie (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Residual pressure can be preserved in mineral inclusions, e.g. quartz-in-garnet, after exhumation due to differential expansion between inclusion and host crystals. Raman spectroscopy has been applied to infer the residual ...
  • Precursory Off-Fault Deformation in Restraining and Releasing Step Overs: Insights From Discrete Element Method Models 
    McBeck, Jessica Ann; Ben-Zion, Y.; Zhou, X.; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Accelerating geophysical activity is detected preceding some, but not all, large earthquakes. This observation may indicate that no precursors occur before some earthquakes, or that the instrumentation lacks the required ...
  • Precursory patterns to vortex nucleation in stirred Bose-Einstein condensates 
    Rønning, Jonas; Angheluta, Luiza (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Within the Gross-Pitaevskii theory, we study precursory pattern formations to the nucleation of vortex dipoles in a two-dimensional Bose-Einstein condensate stirred by a Gaussian potential. We introduce a smooth superfluid ...
  • Predicting Fracture Network Development in Crystalline Rocks 
    McBeck, Jessica Ann; Aiken, John; Cordonnier, B.; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract The geometric properties of fractures influence whether they propagate, arrest, or coalesce with other fractures. Thus, quantifying the relationship between fracture network characteristics may help predict fracture ...
  • Predicting solid state material platforms for quantum technologies 
    Hebnes, Oliver Lerstøl; Bathen, Marianne Etzelmüller; Schøyen, Øyvind Sigmundson; Winther-Larsen, Sebastian Gregorius; Vines, Lasse; Hjorth-Jensen, Morten (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Abstract Semiconductor materials provide a compelling platform for quantum technologies (QT). However, identifying promising material hosts among the plethora of candidates is a major challenge. Therefore, we have developed ...
  • Predicting the proximity to macroscopic failure using local strain populations from dynamic in situ X-ray tomography triaxial compression experiments on rocks 
    McBeck, Jessica Ann; Aiken, John Mark; Ben-Zion, Yehuda; Renard, Francois (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    Predicting the proximity of large-scale dynamic failure is a critical concern in the engineering and geophysical sciences. Here we use evolving contractive, dilatational, and shear strain deformation preceding failure in ...
  • Predicting the Timing of Catastrophic Failure During Triaxial Compression: Insights from Discrete Element Method Simulations 
    McBeck, Jessica Ann (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Examining the deformation of rocks during triaxial compression may provide insights into the precursory phase that leads to large earthquakes by revealing the components of the deformation field that evolve with predictable, ...
  • Premelting and formation of ice due to Casimir-Lifshitz interactions: Impact of improved parameterization for materials 
    Li, Yang; Milton, Kimball A.; Brevik, Iver Håkon; Malyi, Alexandr I.; Thiyam, Priyandarshini; Persson, Clas; Parsons, Drew F.; Boström, Mathias (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Recently, the premelting and formation of ice due to the Casimir-Lifshitz interaction, proposed in early 1990s by Elbaum and Schick [Phys. Rev. Lett. 66, 1713 (1991)], have been generalized to diverse practical scenarios, ...
  • Pressure Dependence of Superconducting Properties, Pinning Mechanism, and Crystal Structure of the Fe0.99Mn0.01Se0.5Te0.5 Superconductor 
    Murugesan, Kannan; Lingannan, Govindaraj; Ishigaki, Kento; Uwatoko, Yoshiya; Sekine, Chihiro; Kawamura, Yukihiro; Junichi, Hayashi; Joseph, Boby; Vajeeston, Ponniah; Maheswari, Pankaj Kumar; Awana, V.P.S.; Sonachalam, Arumugam (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    We have investigated the pressure (P) effect on structural (up to 10 GPa), transport [R(T): up to 10 GPa], and magnetic [(M(T): up to 1 GPa)] properties and analyzed the flux pinning mechanism of the Fe0.99Mn0.01Se0.5Te0.5 ...
  • Pressure Induced Deformation and Flow Using CO2 Field Analogues, Utah 
    Skurtveit, Elin; Braathen, Alvar; Larsen, Eivind B.; Sauvin, Guillaume; Sundal, Anja; Zuchuat, Valentin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    Exhumed reservoirs providing evidence of CO2 accumulation and transport in geological history offer a unique possibility to supplement our knowledge on leakage processes observed along faults and fractures. A field location ...
  • Pressure Solution Grain Boundary Sliding as a Large Strain Mechanism of Superplastic Flow in the Upper Crust 
    Gratier, Jean-Pierre; Menegon, Luca; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract A mechanism accommodating large strain in superplastic flow with elongation of 100%–300%, is described for fine‐grained calcareous shales deformed at temperature of 200–335°C and depths of 5–8 km up to slate schists ...
  • Pressure-dependent modifications in the LaAuSb2 charge density wave system 
    Govindaraj, Lingannan; Boby, Joseph; Vajeeston, Ponniah; Chia Nung, Kuo; Chin Shan, Lue; Ganesan, Kalaiselvan; Piu, Rajak; Sonachalam, Arumugam (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Hydrostatic pressure response of LaAuSb2 charge density wave (CDW) system is investigated using electrical transport, x-ray diffraction (XRD), and density-functional theory (DFT). Resistivity data at ambient pressure ...