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Viser treff 2710-2729 av 5654

    • Is the anatomical distribution of low-grade gliomas linked to regions of gliogenesis? 

      Skjulsvik, Anne Jarstein; Bø, Hans Kristian; Jakola, Asgeir S; Berntsen, Erik Magnus; Bø, Lars Eirik; Reinertsen, Ingerid; Myrmel, Kristin Smistad; Sjåvik, Kristin; Åberg, Kristin; Berg, Thomas; Hong, Yan Dai; Kloster, Roar; Torp, Sverre Helge; Solheim, Ole (Peer reviewed; Journal article, 2020)
      Introduction: According to the stem cell theory, two neurogenic niches in the adult human brain may harbor cells that initiate the formation of gliomas: The larger subventricular zone (SVZ) and the subgranular zone (SGZ) ...

    • ISMS-CORAS: A Structured Method for Establishing an ISO 27001 Compliant Information Security Management System 

      Beckers, Kristian; Heisel, Maritta; Solhaug, Bjørnar; Stølen, Ketil (SINTEF Rapport;, Research report, 2013)
      Realizing security and risk management standards may be challenging, partly because the descriptions of what to realize are often generic and have to be refined by security experts. Removing this ambiguity is time intensive ...

    • Isogeometric Analysis 

      Dokken, Tor; Kvamsdal, Trond; Pettersen, Kjell Fredrik; Skytt, Vibeke (Journal article; Peer reviewed, 2010)
      NURBS (Non Uniform Rational B-Spline) curves and surfaces have been used extensively in Computer Aided Design (CAD) in the last two decades but not in Finite Element Analysis (FEA). Isogeometric analysis [6], introduced ...

    • Isogeometric analysis of acoustic scattering with perfectly matched layers (IGAPML) 

      Venås, Jon Vegard; Kvamsdal, Trond (Peer reviewed; Journal article, 2022)
      The perfectly matched layer (PML) formulation is a prominent way of handling radiation problems in unbounded domain and has gained interest due to its simple implementation in finite element codes. However, its simplicity ...

    • Isogeometric analysis of finite deformation nearly incompressible solids 

      Mathisen, Kjell Magne; Okstad, Knut Morten; Kvamsdal, Trond; Raknes, Siv Bente (Journal article; Peer reviewed, 2011)
      This paper addresses the use of isogeometric analysis to solve finite deformation solid mechanics problems, in which volumetric locking may be encountered. The current work is based on the foundation developed in the project ...

    • Isogeometric analysis of THM coupled processes in ground freezing 

      Bekele, Yared Worku; Kyokawa, Hiroyuki; Kvarving, Arne Morten; Kvamsdal, Trond; Nordal, Steinar (Journal article; Peer reviewed, 2017)
      An isogeometric analysis (IGA) based numerical model is presented for simulation of thermo-hydro-mechanically (THM) coupled processes in ground freezing. The momentum, mass and energy conservation equations are derived ...

    • Isogeometric analysis using LR B-splines 

      Johannessen, Kjetil Andre; Kvamsdal, Trond; Dokken, Tor (Journal article; Peer reviewed, 2014)
      The recently proposed locally refined B-splines, denoted LR B-splines, by Dokken et al. (2013) [6] may have the potential to be a framework for isogeometric analysis to enable future interoperable computer aided design and ...

    • Isogeometric methods for CFD and FSI-simulation of flow around turbine blades 

      van Opstal, Timo Matteo; Fonn, Eivind; Holdahl, Runar; Kvamsdal, Trond; Kvarving, Arne Morten; Mathisen, Kjell Magne; Nordanger, Knut; Okstad, Knut Morten; Rasheed, Adil; Tabib, Mandar (Journal article; Peer reviewed, 2015)
      Coupled fluid-structure interaction simulations of wind turbines have traditionally been considered computationally too expensive to carry out. However, more powerful computers and better solution techniques based on ...

    • Isolation and genome sequencing of four Arctic marine Psychrobacter strains exhibiting multicopper oxidase activity 

      Shojaei Moghadam, Morteza; Albersmeier, Andreas; Winkler, Anika; Cimmino, Lorenzo; Rise, Kjersti; Hohmann-Marriott, Martin Frank; Kalinowski, Jörn; Rückert, Christian; Wentzel, Alexander; Lale, Rahmi (Journal article; Peer reviewed, 2016)
      Background Marine cold-temperature environments are an invaluable source of psychrophilic microbial life for new biodiscoveries. An Arctic marine bacterial strain collection was established consisting of 1448 individual ...

    • Isolering og fuktsikring av yttervegger mot terreng. Målinger i forsøksvegg 

      Blom, Peter (Prosjektrapport (SINTEF Byggforsk);111, Research report, 2012)
      Yttervegger mot terreng er en bygningsdel som er utsatt for fuktpåkjenninger. Mange fuktproblemer viser at det er viktig å velge veggkonstruksjoner mot terreng med god sikkerhet mot skader. Det gjelder både den utvendige ...

    • Isothermal annealing of cold-rolled Al−Mn−Fe−Si alloy with different microchemistry states 

      Huang, Ke; Li, Yanjun; Marthinsen, Knut (Peer reviewed; Journal article, 2014)
      Microstructural evolution of a cold-rolled Al–Mn–Fe–Si alloy during annealing was studied. Except the as-cast variant, two other different homogenizations were considered, one gave a high density of fine dispersiods providing ...

    • Isothermal Hydrogen Reduction of a Lime-Added Bauxite Residue Agglomerate at Elevated Temperatures for Iron and Alumina Recovery 

      Olivia Bogen, Skibelid; Ose Velle, Sander; Vollan, Frida; Eijk, Casper van der; Hoseinpur Kermani, Arman; Safarian, Jafar (Peer reviewed; Journal article, 2022)
      The hydrogen reduction of bauxite residue lime pellets at elevated temperatures was carried out to recover iron and alumina from the bauxite residue in a new process route. Prior to the H2 reduction, oxide pellets were ...

    • Issues regarding bipolar plate-gas diffusion layer interfacial contact resistance determination 

      Lædre, Sigrid; Craciunescu, Corneliu M.; Khoza, Thulile; Vaszilcsin, Nicolae; Kellenberger, Andrea; Bolocan, Vlad; Mitelea, Ion; Ercuta, Aurel (Peer reviewed; Journal article, 2022)
      The interfacial contact resistance (ICRBPP-GDL) between the bipolar plates (BPPs) and gas diffusion layers (GDLs) plays a major role in proton exchange membrane-fuel cells (PEMFCs) efficiency. Accordingly, materials selection ...

    • Iterative Surrogate Model Optimization (ISMO): An active learning algorithm for PDE constrained optimization with deep neural networks 

      Lye, Kjetil Olsen; Mishra, Siddhartha; Ray, Deep; Chandrasekhar, Praveen (Peer reviewed; Journal article, 2020)
      We present a novel active learning algorithm, termed as iterative surrogate model optimization (ISMO), for robust and efficient numerical approximation of PDE constrained optimization problems. This algorithm is based on ...

    • It’s Not My Problem: How Healthcare Models Relate to SME Cybersecurity Awareness 

      Pickering, J Brian; Boletsis, Costas; Halvorsrud, Ragnhild; Phillips, Stephen; Surridge, Mike (Chapter; Peer reviewed, 2021)
      Small and medium enterprises (SMEs) make up a significant part of European economies. Despite their economic importance, they are often described as poorly placed to deal with cyber risks because of resource constraints ...

    • Jahn-Teller active fluoroperovskites ACrF3 (A=Na+, K+): Magnetic and thermo-optical properties 

      Bernal, Fabian Leonardo Martinez; Lundvall, Fredrik; Kumar, Susmit; Hansen, Per-Anders S.; Wragg, David S.; Fjellvåg, Helmer; Løvvik, Ole Martin (Peer reviewed; Journal article, 2021)
      Chromium (II) fluoroperovskites A CrF 3 ( A = Na + , K + ) are strongly correlated Jahn-Teller active materials at low temperatures. In this paper, we examine the role that the A -site ion plays in this family of ...

    • Jammertest 2022: Jamming and Spoofing Lessons Learned 

      Morrison, Aiden J; Sokolova, Nadezda; Solberg, Anders Martin; Gerrard, Nicolai; Rødningsby, Anders; Hauglin, Harald; Rødningen, Thomas; Dahlø, Tor Ole (Peer reviewed; Journal article, 2023)
      Jammertest 2022 was a week-long series of satellite navigation and timing signal jamming and spoofing exercises carried out on the Norwegian island of Andøya in September of 2022. Organized via a collaboration between the ...

    • Jernbane i transportanalyser 

      Meland, Solveig; Malmin, Olav Kåre (SINTEF Rapport;A22375, Research report, 2012)
      Oppdragsgiver: NSB

    • Jet fuel range hydrocarbon production from propanal: Mechanistic insights into active site requirement of a dual-bed catalyst 

      Yeboah, Isaac; Feng, Xiang; Wang, Gang; Rout, Kumar Ranjan; Cai, Zhenping; Duan, Xuezhi; Zhou, Xinggui; Chen, De (Peer reviewed; Journal article, 2020)
      Utilization of sustainable biomass to produce jet fuel range hydrocarbons is imperatively needed to mitigate CO2 emissions and to liberate the over-reliance on fossil resources. Using propanal as the feedstock, an excellent ...

    • Jobb smartere! Utvikling av metodikk for læring i innovasjonspraksis for å møte fremtidens helse- og omsorgsutfordringer 

      Grut, Lisbet; Berntsen, Karin (SINTEF Rapport;, Research report, 2018)
      I dette forprosjektet har temaet vært forankring for innovasjon i helse- og omsorgstjenesten ved å skape et kunnskapsgrunnlag for praktisk tjenesteinnovasjon. Prosjektet har vært konsentrert om tre punkter: • Skape et miljø ...