Fakultet for naturvitenskap (NV): Recent submissions

Now showing items 321-340 of 12698

    • Degree of polarization of light scattered from correlated surface and bulk disorders 

      Banon, Jean-Philippe Armand; Simonsen, Ingve; Carminati, Rémi (Journal article; Peer reviewed, 2023)
      Using a single scattering theory, we derive the expression of the degree of polarization of the light scattered from a layer exhibiting both surface and volume scattering. The expression puts forward the intimate connection ...

    • Disorder-induced non-linear growth of fingers in immiscible two-phase flow in porous media 

      Sinha, Santanu; Méheust, Yves; Fyhn, Hursanay; Roy, Subhadeep; Hansen, Alex (Journal article; Peer reviewed, 2024)
      Immiscible two-phase flow in porous media produces different types of patterns depending on the capillary number Ca and viscosity ratio M. At high Ca, viscous instability of the fluid–fluid interface occurs when the displaced ...

    • Kan digital samhandling mellom studenteksperter i praksis stimulere til refleksjon, diskusjon og kritisk tenkning? 

      Langfoss, Kari Helgetun; Mehli, Lisbeth; Jakobsen, Anita Nordeng (Journal article; Peer reviewed, 2023)
      Arbeidslivspraksis som en integrert del av høyere utdanning kan styrke kandidatenes kvalifikasjoner for arbeidslivet. Praksisbedrifter aktuelle i denne studien er produksjonsbedrifter, forskningsinstitusjoner, laboratorium ...

    • Per- and poly-fluoroalkyl substances in Tawny Owl (Strix aluco) feathers from Trøndelag, Norway 

      Zhang, Junjie; Jaspers, Veerle Leontina B; Røe, Jonas; Varela, Gabriela Castro; Kroglund, Ingvild Buran; Villa Gonzalez, Susana; Østnes, Jan Eivind; Asimakopoulos, Alexandros (Journal article; Peer reviewed, 2023)
      Per- and polyfluoroalkyl substances (PFASs) are contaminants of global concern due to their ubiquitous occurrence in the environment, bioaccumulation and the adverse effects on organisms. Tawny Owls (Strix aluco) are ...

    • Flexible Transparent Electrodes Formed from Template-Patterned Thin-Film Silver 

      Luo, Sihai; Lian, Enkui; He, Jiali; de Mello, John Christian (Peer reviewed; Journal article, 2023)
      Template-patterned, flexible transparent electrodes (TEs) formed from an ultrathin silver film on top of a commercial optical adhesive – Norland Optical Adhesive 63 (NOA63) – are reported. NOA63 is shown to be an effective ...

    • Electrochemically Assisted Growth of Hopper and Tabular Calcite under Confinement 

      Dziadkowiec, Joanna; Linga, Gaute; Kalchgruber, Lukas; Kavunga, Sunil; Cheng, Hsiu-Wei; Nilsen, Ola; Campsteijn, Coen; Pokroy, Boaz; Valtiner, Markus (Peer reviewed; Journal article, 2024)
      Crystallization under confinement is commonplace in nature and offers new pathways to engineer crystals with the desired morphologies in a controlled and reproducible manner. In this work, we demonstrate the electrochemically ...

    • Species distributions models may predict accurately future distributions but poorly how distributions change: A critical perspective on model validation 

      Piirainen, Sirke; Lehikoinen, Aleksi; Husby, Magne; Kålås, John Atle; Lindström, Åke; Ovaskainen, Otso Tapio (Journal article; Peer reviewed, 2023)
      Aim: Species distribution models (SDMs) are widely used to make predictions on how species distributions may change as a response to climatic change. To assess the reli-ability of those predictions, they need to be critically ...

    • Subclinical thiamine deficiency results in failed reproduction in Arctic foxes 

      Jackson, Craig Ryan; Furnes, Marianne Waldum; Rød-Eriksen, Lars; Yap, Kang Nian; Davey, Marie Louise; Fossøy, Frode; Flagstad, Øystein; Eide, Nina Elisabeth; Ulvund, Kristine R. (Peer reviewed; Journal article, 2024)
      Thiamine deficiency can result in life-threatening physiological and neurological complications. While a thiamine-deficient diet may result in the onset of such symptoms, the presence of thiaminase – an enzyme that breaks ...

    • Sorption-enhanced Fischer-Tropsch synthesis – Effect of water removal 

      Gavrilovic, Ljubisa; Kazi, Saima Sultana; Oliveira, Antonio; Encinas, Oscar Luis Ivanez; Blekkan, Edd Anders (Peer reviewed; Journal article, 2024)
      The Sorption-Enhanced Fischer-Tropsch synthesis (SEFTS), with water removal by means of a solid sorbent, has been demonstrated for the first time experimentally. Commercial water sorbents (Zeolites type 13X and 4 A) were ...

    • Multi-generation genetic and fitness effects of immigration in a natural meta-population of song sparrows (Melospiza melodia) 

      Dickel, Lisa (Doctoral theses at NTNU;2024:105, Doctoral thesis, 2024)
      Fragmentation leads to smaller habitat patches and population sizes, endangering population fitness and persistence, including through inbreeding depression and loss of genetic diversity. These effects can be mitigated ...

    • Scanning precession electron diffraction data analysis approaches for phase mapping of precipitates in aluminium alloys 

      Thronsen, Elisabeth; Bergh, Tina; Thorsen, Tor Inge; Christiansen, Emil; Frafjord, Jonas; Crout, Philip; Van Helvoort, Antonius Theodorus Johannes; Midgley, Paul A.; Holmestad, Randi (Peer reviewed; Journal article, 2023)
      Mapping the spatial distribution of crystal phases with nm-scale spatial resolution is an important characterisation task in studies of multi-phase materials. One popular approach is to use scanning precession electron ...

    • Electronic Property Engineering in a Ferroelectric Oxide: Nanostructuring and Advanced Characterization. 

      He, Jiali (Doctoral theses at NTNU;2024:102, Doctoral thesis, 2024)
      The advancement of electronic nanotechnology hinges on the use of innovative materials and new conceptual approaches for devices to meet the demand of miniaturization, energy efficiency, and sustainability. Ferroelectric ...

    • Advances in Optimisation and Machine Learning for Process Systems Engineering 

      Turan, Evren Mert (Doctoral theses at NTNU;2024:85, Doctoral thesis, 2024)
      Optimisation is a valuable tool in process systems engineering, and has been widely used in design, control, process identification and many other areas. This thesis proposes novel applications of optimisation, as well as ...

    • Self-Optimizing Control of an Offshore Blue Hydrogen Plant 

      Oh, Yoonsik (Master thesis, 2023)
      Utviklingen av fornybare energikilder øker stadig, men ytterligere fremgang er nødvendig. Oppdagelsen av nye metoder for å produsere miljøvennlig drivstoff og energikilder er avgjørende, med hydrogen som et lovende alternativ. ...

    • Understanding the inoculation of aluminium grains during welding under the influences of high cooling rate and high temperature gradient 

      Xu, Yijiang; Langelandsvik, Geir; Bunaziv, Ivan; Li, Yanjun (Peer reviewed; Journal article, 2023)
      Inoculation is an important method to generate fine equiaxed grain structures in alloys during solidification, which is widely used in shape casting and direct chill casting processes of aluminium alloys. Different from ...

    • Toward a pulsed antihydrogen beam for WEP tests in AEgIS 

      Huck, Saiva; Auzins, Marcis; Bergmann, Benedikt; Burian, Petr; Brusa, Roberto Sennen; Camper, Antoine Yves Marie Charles; Caravita, Ruggero; Castelli, Fabrizio; Ciuryło, Roman; Consolati, Giovanni; Doser, Michael; Farricker, Aaron; Glöggler, Lisa Theresa; Graczykowski, Łukasz; Grosbart, Malgorzata; Guatieri, Francesco; Gusakova, Natali; Haider, Stefan; Janik, Malgorzata; Kasprowicz, Grzegorz; Khatri, Ghanshyambhai; Kłosowski, Łukasz; Kornakov, Georgy; Krumins, Valts; Lappo, Lidia; Linek, Adam; Malbrunot, Chloé; Mariazzi, Sebastiano; Nowak, Lilian; Nowicka, Dorota; Oswald, Emmanuel; Penasa, Luca; Petracek, Vojtech; Piwinski, Mariusz; Pospisil, Stanislav; Povolo, Luca; Prelz, Francesco; Rangwala, Sadiq; Rienäcker, Benjamin; Rodin, Volodymyr; Røhne, Ole Myren; Sandaker, Heidi; Smolyanskiy, Petr; Sowinski, Tomasz; Tefelski, Dariusz; Volponi, Marco; Welsch, Carsten; Wolz, Tim; Zawada, Michał; Zielinski, Jakub; Zimmer, Christian; Zurlo, Nicola (Peer reviewed; Journal article, 2023)
      The AEg̅IS collaboration at CERN’s AD produces antihydrogen atoms in the form of a pulsed, isotropic source with a precisely defined formation time. AEg̅IS has recently undergone major upgrades to fully benefit from the ...

    • Exploring the Intersection of Brain–Computer Interfaces and Quantum Sensing: A Review of Research Progress and Future Trends 

      Liao, Kun; Yang, Zhaochu; Dong, Tao; Zhao, Libo; Pires, Nuno Miguel Matos; Dorao, Carlos Alberto; Stokke, Bjørn Torger; Roseng, Lars Eric; Liu, Wen; Jiang, Zhuangde (Peer reviewed; Journal article, 2023)
      Brain–computer interfaces (BCIs) can revolutionize how humans interact with technology, but several scientific and technological challenges must be addressed to realize their full potential. Recent developments in quantum-based ...

    • β-(1 → 3)(1 → 6)glucan from Schizophyllum commune 227E.32: High yield production via glucose/xylose co-metabolization 

      Vanin, Ana Paula; Visentin, Esther Ziliotto; Fontana, Roselei Claudete; di Medeiros Leal, Maria Carolina Bezerra; de Avila e Silva, Scheila; Stokke, Bjørn Torger; Carbonero, Elaine Rosechrer; Camassola, Marli (Peer reviewed; Journal article, 2023)
      A co-metabolization of xylose and glucose by Schizophyllum commune 227E.32 wild mushroom for exopolysaccharide (EPS) production is presented. Cultivations performed with S. commune 227E.32 at different xylose concentrations ...

    • Detecting ALP wiggles at TeV energies 

      Kachelriess, Michael; Tjemsland, Jonas (Peer reviewed; Journal article, 2024)
      Axions and axion-like-particles (ALPs) are characterised by their two-photon coupling, which entails so-called photon-ALP oscillations as photons propagate through a magnetic field. These oscillations lead to distinctive ...

    • Adiabatic axion-photon mixing near neutron stars 

      Tjemsland, Jonas; McDonald, Jamie; Witte, Samuel J. (Peer reviewed; Journal article, 2024)