Recent Submissions

  • Bubbling trouble: Effects of supersaturated water on benthic macroinvertebrates 

    Velle, Gaute; Isaksen, Trond Einar; Lennox, Robert; Pulg, Ulrich (Journal article; Peer reviewed, 2024)
    The saturation of total dissolved gases (TDG) in water remains around 100%. Certain circumstances can lead to TDG values exceeding 100%, resulting in TDG supersaturation (TDGS). TDGS above about 110% can be toxic to animals ...
  • In the Wake of Deeper Convection: Nonsteady State Anthropogenic Carbon in the Greenland Sea 

    Olsen, Are; Rajasakaren, Balamuralli; Jeansson, Emil; Lauvset, Siv Kari; Omar, Abdirahman; Becker, Meike (Journal article; Peer reviewed, 2024)
    We evaluate changes in dissolved inorganic carbon (DIC) in the Greenland Sea between 2002 and 2016, a period characterized by increasing convection depths. We find a mid-depth maximum in anthropogenic carbon (Cant) ...
  • Negative association of sea lice from fish farms on recreational fishing catches of Atlantic salmon 

    Larsen, Mari Lie; Vormedal, Irja H; Vollset, Knut Wiik (Journal article; Peer reviewed, 2024)
    The question of whether and to what extent sea-louse (Lepeophtheirus salmonis) infestations from salmon farms influence wild Atlantic salmon survival has been subject to sustained scientific debate and political controversy. ...
  • Validity of winter sampling for estimation of salmonid abundance by electrofishing 

    Kambestad, Marius; Hellen, Bjart Are; Lennox, Robert; Velle, Gaute; Sægrov, Harald (Journal article; Peer reviewed, 2024)
    Electrofishing removal sampling is a common method for abundance estimation of juvenile salmonids in streams and is usually performed during autumn. European guidelines specify that sampling should be conducted at water ...
  • Determining sea-level rise in the Caribbean: A shift from temperature to mass control 

    Maitland, Deron; Richter, Kristin; Raj, Roshin Pappukutty; Bonaduce, Antonio; Nisancioglu, Kerim Hestnes; Taylor, Michael; Stephenson, Tannecia S (Journal article; Peer reviewed, 2024)
    Tropical Small Island Developing States (SIDS), such as those in the Caribbean, are among the most vulnerable to the impacts of climate change, most notably sea-level rise. The current sea-level rise in the Caribbean is ...
  • Reading tea leaves worldwide: Decoupled drivers of initial litter decomposition mass-loss rate and stabilization 

    Sarneel, Judith M.; Hefting, Mariet M.; Sandén, Taru; van den Hoogen, Johan; Routh, Devin; Adhikari, Bhupendra S.; Alatalo, Juha M.; Aleksanyan, Alla; Althuizen, Inge; Alsafran, Mohammed H S A; Atkins, Jeff W.; Augusto, Laurent; Aurela, Mika; Azarov, Aleksej V.; Barrio, Isabel C.; Beier, Claus; Bejarano, María D; Benham, Sue E.; Berg, Björn; Bezler, Nadezhda V.; Björnsdóttir, Katrín; Bolinder, Martin A.; Carbognani, Michele; Cazzolla Gatti, Roberto; Chelli, Stefano; Chistotin, Maxim V.; Christiansen, Casper Tai; Courtois, Pascal; Crowther, Thomas W.; Dechoum, Michele S.; Djukic, Ika; Duddigan, Sarah; Egerton-Warburton, Louise M.; Fanin, Nicolas; Fantappiè, Maria; Fares, Silvano; Fernandes, Geraldo W.; Filippova, Nina V.; Fliessbach, Andreas; Fuentes, David; Godoy, Roberto; Grünwald, Thomas; Guzmán, Gema; Hawes, Joseph; He, Yue; Hero, Jean-Marc; Hess, Laura L.; Hogendoorn, Katja; Høye, Toke T.; Jans, Wilma W P; Jónsdóttir, Ingibjörg S; Keller, Sabina; Kepfer-Rojas, Sebastian; Kuz'menko, Natalya N.; Larsen, Klaus S.; Laudon, Hjalmar; Lembrechts, Jonas J.; Li, Junhui; Limousin, Jean-Marc; Lukin, Sergey M.; Marques, Renato; Marín, César; McDaniel, Marshall D.; Meek, Qi; Merzlaya, Genrietta E.; Michelsen, Anders; Montagnani, Leonardo; Mueller, Peter; Murugan, Rajasekaran; Myers-Smith, Isla H.; Nolte, Stefanie; Ochoa-Hueso, Raúl; Okafor, Bernard N.; Okorkov, Vladimir V.; Onipchenko, Vladimir G.; Orozco, María C; Parkhurst, Tina; Peres, Carlos A.; Petit Bon, Matteo; Petraglia, Alessandro; Pingel, Martin; Rebmann, Corinna; Scheffers, Brett R.; Schmidt, Inger; Scholes, Mary C.; Sheffer, Efrat; Shevtsova, Lyudmila K.; Smith, Stuart; Sofo, Adriano; Stevenson, Pablo R.; Strouhalová, Barbora; Sundsdal, Anders; Sühs, Rafael B.; Tamene, Gebretsadik; Thomas, Haydn J D; Tolunay, Duygu; Tomaselli, Marcello; Tresch, Simon; Tucker, Dominique L.; Ulyshen, Michael D.; Valdecantos, Alejandro; Vandvik, Vigdis; Vanguelova, Elena I.; Verheyen, Kris; Wang, Xuhui; Yahdjian, Laura; Yumashev, Xaris S.; Keuskamp, Joost A. (Journal article; Peer reviewed, 2024)
    The breakdown of plant material fuels soil functioning and biodiversity. Currently, process understanding of global decomposition patterns and the drivers of such patterns are hampered by the lack of coherent large-scale ...
  • Toxicological studies of marine mammals: In vitro experiments with fin whale (Balaenoptera physalus) fibroblasts and in silico studies of cytochrome P450 proteins 

    Steinshamn, Iselin Johnsen (Master thesis, 2024-08-19)
    Whales and marine mammals are an important part of the marine ecosystems, but also vulnerable for exposure to chemical pollution in the water. Studies of these animals are important for guiding our understanding of the ...
  • The parameterized complexity of finding minimum bounded chains 

    Blaser, Nello; Brun, Morten; Salbu, Lars Moberg; Vågset, Erlend Raa (Journal article; Peer reviewed, 2024)
    Finding the smallest d-chain with a specific (d − 1)-boundary in a simplicial complex is known as the Minimum Bounded Chain problem (MBCd). MBCd is NP-hard for all d ≥2. In this paper, we prove that it is also W[1]-hard ...
  • Simplicial Constructions in Applied Topology 

    Salbu, Lars Moberg (Doctoral thesis, 2024-10-16)
    I topologisk dataanalyse (TDA) analyserer man data ved å først konstruere et rom som fanger opp interessante egenskaper i dataen, og så studerer man topologien til dette rommet. Det er praktisk å jobbe med rom som har en ...
  • Programmering for læring i fysikkfaget 

    Aasarmoen, Elias (Master thesis, 2024-08-21)
    Med de nye læreplanene har programmering kommet inn for fullt i norsk skole. I fysikk skal programmering i utgangspunktet brukes som et middel for læring i faget. Dette, samt egen interesse for programmering, førte til at ...
  • Modelling of mixed-mechanism stimulation for the enhancement of geothermal reservoirs 

    Dang, Trung Hau; Keilegavlen, Eirik; Berre, Inga (Journal article; Peer reviewed, 2024)
    Hydraulic stimulation is a critical process for increasing the permeability of fractured geothermal reservoirs. This technique relies on coupled hydromechanical processes induced through pressurized fluid injection into ...
  • Perovskite Solar Cells: Materials, Fabrication, and Characterization 

    Lingaretnam, Vithursha (Master thesis, 2024-06-03)
  • Towards greener wind power: Nanodiamond-treated flax fiber composites outperform standard glass fiber composites in impact fatigue tests 

    Hinzmann, Carsten; Johansen, Nicolai Frost-Jensen; Hasager, Charlotte Bay; Holst, Bodil (Journal article; Peer reviewed, 2024)
    Wind energy is facing two major problems, recyclability of wind turbine blades, primarily made from fiberglass, and rain erosion on the blade’s leading edges. Here, we show that flax fiber reinforced epoxy composites have ...
  • Simulated Abrupt Shifts in Aerobic Habitats of Marine Species in the Past, Present, and Future 

    Fröb, Friederike; Bourgeois, Timothée; Goris, Nadine; Schwinger, Jörg; Heinze, Christoph (Journal article; Peer reviewed, 2024)
    The physiological tolerances of marine species toward ambient temperature and oxygen can jointly be evaluated in a single metric: the metabolic index. Changes therein characterize a changing aerobic habitat tailored to ...
  • Failsafe layer for wind turbine blades: Erosion protection of glass fiber composite through nanodiamond-treated flax composite top layer 

    Hinzmann, Carsten; Johansen, Nicolai Frost-Jensen; Hasager, Charlotte Bay; Holst, Bodil (Journal article; Peer reviewed, 2024)
    Wind turbine blades are mainly made from E-glass fiber (GF) epoxy composites, because of their good ratio of strength to weight and costs. With the increase in blade length and tip speed, the problem of leading edge erosion ...
  • Nanodiamond-treated Flax: Reducing Erosion on Wind Turbine Blades 

    Hinzmann, Carsten (Doctoral thesis, 2024-10-03)
    Arbeidet som presenteres i denne oppgaven undersøker nye materialer for vindturbinblader som er mer erosjonsbestandige enn de vanlig brukte glassfiber-forsterkede komposittene (GFRCs). Med den pågående økningen i størrelsen ...
  • Assessing rock glaciers for their hydrological significance in the Semi-arid Andes, Chile 

    Hauglin, Emma (Master thesis, 2024-08-05)
    Rock glacier plays an important hydrological role in the semi-arid Chilean Andes, acting as buffers against water scarcity in a warming climate. This role will become more significant in the future since the glaciers in ...
  • Recent advances in emerging integrated anticorrosion and antifouling nanomaterial-based coating solutions 

    Thomas, Paul; Sahoo, Bichitra Nanda; Thomas, Peter James; Greve, Martin Møller (Journal article; Peer reviewed, 2024)
    The rapid progress in the marine industry has resulted in notable challenges related to biofouling and surface corrosion on underwater infrastructure. Conventional coating techniques prioritise individual protective ...
  • Environmental drivers of increased ecosystem respiration in a warming tundra 

    Maes, S.L.; Dietrich, J.; Midolo, G.; Schwieger, S.; Kummu, M.; Vandvik, Vigdis; Aerts, R.; Althuizen, Inge; Biasi, C.; Björk, R.G.; Böhner, Hanna; Carbognani, M.; Chiari, G.; Christiansen, Casper Tai; Clemmensen, K.E.; Cooper, Elisabeth J.; Cornelissen, J.H.C.; Elberling, Bo; Faubert, P.; Fetcher, N.; Forte, T.G.W.; Gaudard, Joseph; Gavazov, K.; Guan, Z.; Guðmundsson, J.; Gya, Ragnhild; Hallin, S.; Hansen, Brage Bremset; Haugum, Siri Vatsø; He, J.-S.; Hicks Pries, Pries; Hovenden, M.J.; Jalava, M.; Jónsdóttir, I.S.; Juhanson, J.; Jung, J.Y.; Kaarlejärvi, E.; Kwon, M.J.; Lamprecht, R.E.; Le Moullec, Mathilde; Lee, Hanna; Marushchak, M.E.; Michelsen, A; Munir, T.M.; Myrsky, E.M.; Nielsen, C.S.; Nyberg, M.; Olofsson, J.; Óskarsson, H.; Parker, T.C.; Pedersen, E.P.; Petit Bon, Matteo; Petraglia, A.; Raundrup, K.; Ravn, N.M.R.; Rinnan, R.; Rodenhizer, H.; Ryde, I.; Schmidt, N.M.; Schuur, E.A.G.; Sjögersten, S.; Stark, S.; Strack, M.; Tang, J.; Tolvanen, A.; Töpper, Joachim Paul; Väisänen, M.K.; van Logtestijn, Logtestijn; Voigt, C.; Walz, J.; Weedon, J.T.; Yang, Y.; Ylänne, H.; Björkman, Mats Peter; Sarneel, J.M.; Dorrepaal, E. (Journal article; Peer reviewed, 2024)
    Arctic and alpine tundra ecosystems are large reservoirs of organic carbon1,2. Climate warming may stimulate ecosystem respiration and release carbon into the atmosphere3,4. The magnitude and persistency of this stimulation ...
  • Non-Gaussian Ensemble Optimization 

    Nilsen, Mathias Methlie; Stordal, Andreas Størksen; Raanes, Patrick Nima; Lorentzen, Rolf Johan; Eikrem, Kjersti Solberg (Journal article; Peer reviewed, 2024)
    Ensemble-based optimization (EnOpt), commonly used in reservoir management, can be seen as a special case of a natural evolution algorithm. Stein’s lemma gives a new interpretation of EnOpt. This interpretation enables us ...

View more