Now showing items 21-40 of 1564

    • Joint well-placement and well-control optimization for energy-efficient water flooding of oil fields 

      Angga, I Gusti Agung Gede; Bergmo, Per Eirik Strand; Berg, Carl Fredrik (Peer reviewed; Journal article, 2023)
      Hydrocarbon production driven by water flooding is energy-intensive. This paper presents well-placement and joint well-placement-and-control optimization studies with objective function taking into account emissions, ...
    • Systematic Study of Wettability Alteration of Glass Surfaces by Dichlorooctamethyltetrasiloxane Silanization─A Guide for Contact Angle Modification 

      Vukovic, Tomislav; Røstad, Jostein; Farooq, Umer; Torsæter, Ole; van der Net, Antje (Peer reviewed; Journal article, 2023)
      To investigate the effects of wettability on multiphase flow in porous media, glass bead packs or micromodels are commonly used. Their wettability can be altered by the surface treatment method–silanization. Although ...
    • The future of fuels: Uncertainty quantification study of mid-century ammonia and methanol production costs 

      Cloete, Schalk Willem Petrus; Arnaiz del Pozo, Carlos; Cloete, Jan Hendrik; Jiménez Álvaro, Ángel (Peer reviewed; Journal article, 2023)
      Fuels supplied 76% of global final energy consumption in 2021. Although ongoing electrification efforts can significantly reduce this dominant share, fuels will continue to play a leading role in the global energy system. ...
    • Quality assessment of LNP-RNA therapeutics with orthogonal analytical techniques 

      Parot, Jérémie; Mehn, Dora; Jankevics-Jones, Hanna; Markova, Natalia; Carboni, Michele; Olaisen, Camilla; Hoel, Andrea Draget; Sigfúsdóttir, Margrét S.; Meier, Florian; Drexel, Roland; Vella, Gabriella; Mcdonagh, Birgitte Hjelmeland; Hansen, Terkel; Bui, Huong; Klinkenberg, Geir; Visnes, Torkild; Gioria, Sabrina; Urban-Lopez, Patricia; Prina-Mello, Adriele; Borgos, Sven Even F.; Caputo, Fanny; Calzolai, Luigi (Peer reviewed; Journal article, 2024)
      The availability of analytical methods for the characterization of lipid nanoparticles (LNPs) for in-vivo intracellular delivery of nucleic acids is critical for the fast development of innovative RNA therapies. In this ...
    • Hybrid and cognitive digital twins for the process industry 

      Johansen, Stein Tore; Unal, Perin; Albayrak, Özlem; Ikonen, Enso; Linnestad, Kasper J.; Jawahery, Sudi; Srivastava, Akhilesh; Løvfall, Bjørn Tore (Peer reviewed; Journal article, 2023)
      In a Europe that is undergoing digital transformation, the COGNITWIN project is contributing to accelerate the transformation and introduce Industry 4.0 to the European process industries. The opportunities here can be ...
    • Orientation of reduced graphene oxide in composite coatings 

      Thorshaug, Knut; Didriksen, Terje; Jensen, Ingvild Julie Thue; Carvalho, Patricia Almeida; Yang, Juan; Grandcolas, Mathieu; Ferber, Alain Marc C; Andy M., Booth; Ağaç, Özlem; Alagöz, Hüseyin; Erdoğan, Nursev; Kuban, Anil; Belle, Branson Delano (Others, 2024)
      Composite coatings containing reduced graphene oxide (rGO) and 3-(aminopropyl)triethoxysilane functionalised rGO (APTES-rGO) were prepared by sol–gel technology and deposited on Al 2024 T-3. Covalent functionalisation of ...
    • Computational Rhinology: Unraveling Discrepancies between In Silico and In Vivo Nasal Airflow Assessments for Enhanced Clinical Decision Support 

      Johnsen, Sverre Gullikstad (Peer reviewed; Journal article, 2024)
      Computational rhinology is a specialized branch of biomechanics leveraging engineering techniques for mathematical modelling and simulation to complement the medical field of rhinology. Computational rhinology has already ...
    • On the Evolution of Stress and Microstructure in Radio Frequency-Sputtered Lead-Free (Ba,Ca)(Zr,Ti)O3 Thin Films 

      Dahl-Hansen, Runar Plunnecke; Stange, Marit Synnøve Sæverud; Sunde, Tor Olav Løveng; Ræder, Johan Henrik; Rørvik, Per Martin Ljønes (Peer reviewed; Journal article, 2024)
      Thin-film piezoelectrics are widely investigated for actuators and energy harvesters, but there are few alternatives to toxic lead zirconate titanate. Biocompatible Ca- and Zr-modified BaTiO3 (BCZT) is one of the most ...
    • The Potential of Cast Stock for the Forging of Aluminum Components within the Automotive Industry 

      Arbo, Siri Marthe; Tjøtta, Stig; Boge, Magne; Tundal, Ulf; Li, Jørgen; Dumoulin, Stephane Christophe; Jensrud, Ola (Peer reviewed; Journal article, 2024)
      In the automotive industry, there is a drive to reduce environmental impact, energy consumption, and costs related to the manufacturing of forged aluminum suspension components. The replacement of extruded stock with cast ...
    • Phosphorus deactivation on co-based catalysts for Fischer-Tropsch 

      Ivanez Encinas, Oscar Luis; Groven, Anette Synnøve; Rout, Kumar Ranjan; Blekkan, Edd Anders (Peer reviewed; Journal article, 2023)
      The effect of phosphorus on a cobalt-based catalyst for Fischer-Tropsch Synthesis (FTS) has been investigated. Phosphorus is an impurity present in biomass and, in this work, its deposition on the catalyst during biomass ...
    • Direct air capture (DAC) deployment: National context cannot be neglected. A case study applied to Norway 

      Bisotti, Filippo; Hoff, Karl Anders; Mathisen, Anette; Hovland, Jon (Peer reviewed; Journal article, 2023)
      DAC deployment is still an open question. Recent publications focused on energy consumption and the relationship between the cost of captured CO2 and operating conditions. These works addressed a preliminary assessment of ...
    • Laser beam remelting of stainless steel plate for cladding and comparison with conventional CMT process 

      Bunaziv, Ivan; Ren, Xiaobo; Hagen, Anette Brocks; Hovig, Even Wilberg; Jevremovic, Ivana; Gulbrandsen-Dahl, Sverre (Peer reviewed; Journal article, 2023)
      Progressing towards circular economy requires smarter and more efficient use of energy and resources. Laser beam can be efficient and flexible tool for melting different metals, commonly used in cladding and additive ...
    • Condensed tannins, novel compounds and sources of variation determine the antiparasitic activity of Nordic conifer bark against gastrointestinal nematodes 

      Chylinski, Caroline; Degnes, Kristin Fløgstad; Aasen, Inga Marie; Ptochos, Sokratis; Blomstrand, Berit Marie; Mahnert, Karl-Christian; Enemark, Heidi L; Thamsborg, Stig Milan; Steinshamn, Håvard; Athanasiadou, Spiridoula (Peer reviewed; Journal article, 2023)
      The antiparasitic potential of plants could offer a vital solution to alleviating the costs of gastrointestinal nematode (GIN) infections in ruminant production globally. Leveraging known bioactive molecules, however, is ...
    • Cryo-XPS for Surface Characterization of Nanomedicines 

      Cant, David J H; Pei, Yiwen; Shchukarev, Andrey; Ramstedt, Madeleine; Marques, Sara S.; Segundo, Marcela A.; Parot, Jérémie; Molska, Alicja Anna; Borgos, Sven Even F.; Shard, Alexander G.; Minelli, Caterina (Peer reviewed; Journal article, 2023)
      Nanoparticles used for medical applications commonly possess coatings or surface functionalities intended to provide specific behavior in vivo, for example, the use of PEG to provide stealth properties. Direct, quantitative ...
    • The Effect of Deformation and Isothermal Heat Treatment of a 5005 Aluminum Alloy 

      Holmestad, Jon; Marioara, Calin Daniel; Myrold, Benedikte Jørgensen; Jensrud, Ola (Peer reviewed; Journal article, 2024)
      In the aluminum industry, forming is an important process step that introduces dislocations in the material. To investigate the effect of dislocation retention after ageing on 6xxx-series alloys, a non-heat-treatable 5005 ...
    • Toward semantic standard and process ontology for Additive manufacturing 

      Gouttebroze, Sylvain; Friis, Jesper; Hovig, Even Wilberg; Boivie, Klas Magnus (Peer reviewed; Journal article, 2023)
      Advanced modelling of additive manufacturing often requires the combination of models at multiple scales and multi-physics. Therefore, building the modelling workflow describing the process is complicated. The modelling ...
    • Modeling Contact Resistance and Water Transport within a Cathode Liquid-Fed Proton Exchange Membrane Electrolyzer 

      Gerhardt, Michael; Østenstad, Jenny S.; Oyarce Barnett, Alejandro Ricardo; Thomassen, Magnus (Peer reviewed; Journal article, 2023)
      Conventional proton-exchange membrane (PEM) water electrolyzers use thicker membranes (>175 μm) than their PEM fuel cell counterparts (<25 μm), which reduces hydrogen crossover but also reduces electrolyzer efficiency due ...
    • Hydrogen som energibærer - Energi- og utslippsregnskap for utvalgte energikjeder 

      Jordanger, Einar; Møller-Holst, Steffen; Brevik, Dag; Maurstad, Ola (SINTEF Energi. Rapport;, Research report, 2002)
    • Flexible Hybrid and Single-Component Aerogels: Synthesis, Characterization, and Applications 

      Fijalkowski, Mateusz; Coufal, Radek; Ali, Azam; Adach, Kinga; Petrik, Stanislav; Bu, Huaitian; Karl, Christian (Peer reviewed; Journal article, 2023)
      The inherent disadvantages of traditional nonflexible aerogels, such as high fragility and moisture sensitivity, severely restrict their applications. To address these issues, different techniques have been used to incorporate ...
    • Understanding the patterns that neural networks learn from chemical spectra 

      Rieger, Laura Hannemose; Wilson, Max; Vegge, Tejs; Flores Cedeño, Eibar (Peer reviewed; Journal article, 2023)
      Analysing spectra from experimental characterization of materials is time consuming, susceptible to distortions in data, requires specific domain knowledge, and may be susceptible to biases in general heuristics under human ...