Recent Submissions

  • Comparing Structure and Dynamics of Transition Graphs by the Symmetric Difference Metric Over an Edge-Filtration 

    Pascual, Belen Garcia; Salbu, Lars Moberg; Renz, Jessica; Giannakis, Konstantinos; Johnston, Iain (Journal article; Peer reviewed, 2024)
    Transition graphs or transition diagrams, describing the rates and probabilities with which a system changes between discrete states, are common throughout the sciences. In many cases, parameterisations of transition graphs ...
  • Mathematical Modelling of Cellular and Evolutionary Processes in Changing Environments 

    García Pascual, Belén (Doctoral thesis, 2024-10-25)
    Endrende miljøer er av sentral betydning i biologi, siden egenskapene og atferdene til alle organismer, fra bakterier til dyr, formes av hvor de lever. Dermed er organismer slik de er fordi de tidligere har tilpasset seg ...
  • Apomixis occurs frequently along the entire American Cordillera 

    Ptáček, Jan; Sklenář, Petr; Klimes, Adam; Romoleroux, Katya; Vidal-Russell, Romina; Urfus, Tomáš (Journal article; Peer reviewed, 2024)
    Apomictic plants mostly occur at higher latitudes and higher elevations, where they tend to occupy deglaciated areas. By analysing samples of the alpine floras of different latitudinal zones of the Americas (Argentina, ...
  • Intercomparison of initialization methods for seasonal-to-decadal climate predictions with the NorCPM 

    Garcia Oliva, Lilian Carolina; Counillon, Francois Stephane; Bethke, Ingo; Keenlyside, Noel Sebastian (Journal article; Peer reviewed, 2024)
    Initialization is essential for accurate seasonal-to-decadal (S2D) climate predictions. The initialization schemes used differ on the component initialized, the Data Assimilation method, or the technique. We compare five ...
  • Optimizing Formic Acid-Assisted Co-HTL of Digested Sewage Sludge and Lignocellulosic Waste for Enhanced Bio-Crude Yield and Energy Recovery 

    Herdlevær, Kristoffer Mega; Barth, Tanja (Journal article; Peer reviewed, 2024)
    In recent years, hydrothermal liquefaction (HTL) has gained attention as a means of enhancing and increasing the production of biofuels from biomass. Co-HTL involves the simultaneous processing of two or more feedstocks, ...
  • Exploring the Potential of Biomass Resources Available in Western Norway 

    Herdlevær, Kristoffer Mega (Doctoral thesis, 2024-10-21)
    Fornybare energikilder som vind, sol, vannkraft og geotermisk energi kan bidra til å erstatte fossile ressurser for å dekke et energibehov, men de kan ikke erstatte vanlig brukte fossilbaserte kjemiske produkter og ...
  • Coupled data assimilation for climate prediction: a focus on ocean-atmosphere coupling 

    Garcia Oliva, Lilian Carolina (Doctoral thesis, 2024-10-17)
    Klimavarslingen fra sesong til flere ti år kan hjelpe industri og næringsliv i energi sektor, bærekraftig matproduksjonm til å ta avgjørelser og forbedre håndtering av klimarisiko. Havet spiller en sentral rolle i å utvikle ...
  • An Assessment of CO2 Storage and Sea-Air Fluxes for the Atlantic Ocean and Mediterranean Sea Between 1985 and 2018 

    Pérez, Fiz F.; Becker, Meike; Goris, Nadine; Gehlen, Marion; Lopez-Mozos, Marta; Tjiputra, Jerry; Olsen, Are; Müller, Jens D.; Huertas, I. Emma; Chau, T.T.T.; Caínzos, V.; Velo, A.; Benard, G.; Hauck, J.; Gruber, Nicolas; Wanninkhof, R. (Journal article; Peer reviewed, 2024)
    As part of the second phase of the Regional Carbon Cycle Assessment and Processes project (RECCAP2), we present an assessment of the carbon cycle of the Atlantic Ocean, including the Mediterranean Sea, between 1985 and ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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)

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