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    • Low-energy properties of electrons and holes in CuFeS2 

      Brekke, Bjørnulf; Malyshev, Roman; Svenum, Ingeborg-Helene; Selbach, Sverre Magnus; Tybell, Per Thomas Martin; Brüne, Christoph; Brataas, Arne (Peer reviewed; Journal article, 2022)
      The antiferromagnetic semiconductor CuFeS2 belongs to a magnetic symmetry class that is of interest for spintronics applications. In addition, its crystal lattice is compatible with Si, making it possible to integrate it ...

    • Low-frequency acoustic signal created by rising air-gun bubble 

      Wehner, Daniel; Landrø, Martin (Journal article; Peer reviewed, 2017)
      In the seismic industry, there is increasing interest in generating and recording low frequencies, which leads to better data quality and can be important for full-waveform inversion. The air gun is a seismic source with ...

    • Low-frequency dynamic wake meandering: comparison of FAST.Farm and DIWA software tools 

      Rivera Arreba, Irene; Eliassen, Lene; Bachynski-Polic, Erin Elizabeth; Panjwani, Balram (Journal article; Peer reviewed, 2021)
      Most of the global dynamic response models used today for the design of wind turbines are based on the aero-hydro-servo-elastic analysis of one single turbine. However, research on bottom- fixed offshore wind turbines has ...

    • Low-frequency oscillations in flow past an inclined prolate spheroid 

      Strandenes, Håkon; Jiang, Fengjian; Pettersen, Bjørnar; Andersson, Helge Ingolf (Journal article; Peer reviewed, 2019)
      We analyse the forces on a 45∘ inclined 6:1 prolate spheroid at Reynolds number ReD = 8000. In contrast to flow at lower Reynolds numbers previously investigated, we now find a strong oscillatory behaviour in the global ...

    • Low-head pumped hydro storage: A review of applicable technologies for design, grid integration, control and modelling 

      Hoffstaedt, Justus; Truijen, Daan; Fahlbeck, Jonathan; Gans, Luiz Henrique Accorsi; Qudaih, Mohammed; Laguna, Antonio Jarquin; De Kooning, Jeroen; Stockman, Kurt; Nilsson, Håkan; Storli, Pål-Tore Selbo; Engel, Bernd; Marence, Miroslav; Bricker, Jeremy (Peer reviewed; Journal article, 2022)
      To counteract a potential reduction in grid stability caused by a rapidly growing share of intermittent renewable energy sources within our electrical grids, large scale deployment of energy storage will become indispensable. ...

    • Low-Height Lifting System for Offshore Wind Turbine Installation: Modelling and Hydrodynamic Response Analysis Using the Commercial Simulation Tool SIMA 

      Vågnes, David; Monteiro, Thiago Gabriel; Halse, Karl Henning; Hildre, Hans Petter (Chapter; Peer reviewed, 2020)
      With the increasing demand for renewable energy sources in the past years, the interest in expanding the use of wind energy has grown. The next frontier in this expansion process is the use of floating wind turbines offshore. ...

    • Low-loss silicon core fibre platform for mid-infrared nonlinear photonics 

      Ren, Haonan; Shen, Li; Runge, Antoine; Hawkins, Thomas A.; Ballato, John; Gibson, Ursula; Peacock, Anna (Journal article; Peer reviewed, 2019)
      Broadband mid-infrared light sources are highly desired for wide-ranging applications that span free-space communications to spectroscopy. In recent years, silicon has attracted great interest as a platform for nonlinear ...

    • Low-order continuous-time robust repetitive control: Application in nanopositioning 

      Eielsen, Arnfinn Aas; Gravdahl, Jan Tommy; Leang, Kam K. (Journal article; Peer reviewed, 2015)
      A low-order repetitive control (RC) design in continuous-time for nanopositioning applications is presented. It focuses on achieving high performance and sufficient robustness to uncertainties. The design is mainly ...

    • Low-Order Nonlinear Animal Model of Glucose Dynamics for a Bihormonal Intraperitoneal Artificial Pancreas 

      Lopez Zazueta, Claudia; Stavdahl, Øyvind; Fougner, Anders Lyngvi (Peer reviewed; Journal article, 2021)
      Objective: The design of an Artificial Pancreas to regulate blood glucose levels requires reliable control methods. Model Predictive Control has emerged as a promising approach for glycemia control. However, model-based ...

    • Low-parameter linear model to activate the flexibility of the building thermal mass in energy system optimization 

      Askeland, Magnus; Georges, Laurent Francis Ghislain; Korpås, Magnus (Peer reviewed; Journal article, 2023)
      As buildings are becoming an integrated part of the energy system, the potential activation of the thermal mass as a source of flexibility needs to be considered in energy system modeling. Since energy system models represent ...

    • A Low-power and Low-noise Multi-purpose Chopper Amplifier with High CMRR and PSRR 

      Habibzadeh Tonekabony Shad, Erwin; Molinas Cabrera, Maria Marta; Ytterdal, Trond (Chapter, 2020)
      In this article, by choosing and optimizing suitable structure in each stage, we have designed a multi-purpose low noise chopper amplifier. The proposed neural chopper amplifier with high CMRR and PSRR is suitable for EEG, ...

    • A Low-power High-gain Inverter Stacking Amplifier with Rail-to-Rail Output 

      Habibzadeh Tonekabony Shad, Erwin; Moeinfard, Tania; Molinas Cabrera, Maria Marta; Ytterdal, Trond (Chapter, 2021)
      In this article, a rail-to-rail low-power amplifier is presented based on stacking inverter-based amplifiers. The output voltages of each inverter-based amplifier are converted to a current and then mirrored to the output ...

    • Low-temperature fatigue life properties of Aluminum butt weldments by the means of the local strain energy density approach 

      Viespoli, Luigi Mario; Leonardi, Andrea; Cianetti, Filippo; Nyhus, Bård; Alvaro, Antonio; Berto, Filippo (Journal article; Peer reviewed, 2019)
      The paper investigates the use of the strain energy density evaluated on a finite control volume as a mean to the fatigue life prediction for double V‐groove but joints. The specimens are manufactured by metal active gas ...

    • Low-Temperature Growth of Graphene on a Semiconductor 

      Røst, Håkon Ivarssønn; Chellappan, Rajesh Kumar; Strand, Frode Sneve; Grubišić-Čabo, Antonija; Reed, Benjamen P.; Prieto, Mauricio J.; Tǎnase, Liviu C.; Caldas, Lucas de Souza; Wongpinij, Thipusa; Euaruksakul, Chanan; Schmidt, Thomas; Tadich, Anton; Cowie, Bruce; Li, Zheshen; Cooil, Simon; Wells, Justin (Peer reviewed; Journal article, 2021)
      The industrial realization of graphene has so far been limited by challenges related to the quality, reproducibility, and high process temperatures required to manufacture graphene on suitable substrates. We demonstrate ...

    • Low-Temperature Plasma-Enhanced Atomic Layer Deposition of SiO2 Using Carbon Dioxide 

      Zhu, Zhen; Sippola, Perttu; Ylivaara, Oili M E; Modanese, Chiara; Di Sabatino Lundberg, Marisa; Mizohata, Kenichiro; Merdes, Saoussen; Lipsanen, Harri; Savin, Hele (Peer reviewed; Journal article, 2019)
      In this work, we report the successful growth of high-quality SiO2 films by low-temperature plasma-enhanced atomic layer deposition using an oxidant which is compatible with moisture/oxygen sensitive materials. The SiO2 ...

    • Low-velocity impact behaviour and failure of stiffened steel plates 

      Gruben, Gaute; Sølvernes, S; Berstad, Torodd; Morin, David; Hopperstad, Odd Sture; Langseth, Magnus (Journal article; Peer reviewed, 2017)
      The behaviour and failure of stiffened steel plates subjected to transverse loading by an indenter is studied in this paper. Low-velocity dynamic and quasi-static tests of stiffened plates with geometry adopted from a ...

    • Low-velocity impact on high-strength steel sheets: An experimental and numerical study 

      Gruben, Gaute; Langseth, Magnus; Fagerholt, Egil; Hopperstad, Odd Sture (Journal article; Peer reviewed, 2016)
      Low-velocity impact tests were performed on dual-phase and martensitic steel sheets and compared with corresponding quasi-static tests. The geometry and loading condition of the specimens were similar to formability tests, ...

    • Low-velocity impact on multi-layered dual-phase steel plates 

      Holmen, Jens Kristian; Hopperstad, Odd Sture; Børvik, Tore (Journal article; Peer reviewed, 2015)
      In this paper an experimental program investigating the behavior of monolithic and multi-layered configurations of 0.8 mm and 1.8 mm medium-strength steel plates is presented. We have considered impacts by blunt-ended and ...

    • Low-voltage electrical accidents, immediate reactions and acute health care associated with self-reported general health 4 years later 

      Goffeng, Lars Ole; Skare, Øivind; Brinchmann, Bendik Christian; Bjørnsen, Lars Petter Bache-Wiig; Veiersted, Kaj Bo (Journal article; Peer reviewed, 2022)
      Background and aims Electricians frequently experience low-voltage electrical accidents. Some such accidents involve long-term negative health consequences. Early identification of victims at risk for long-term injury may ...

    • Lower circulating neuron-specific enolase concentrations in adults and adolescents with severe mental illness 

      Andreou, Dimitrios; Steen, Nils Eiel; Jørgensen, Kjetil Nordbø; Smelror, Runar Elle; Wedervang-Resell, Kirsten; Nerland, Stener; Westlye, Lars Tjelta; Nærland, Terje; Myhre, Anne Margrethe; Joa, Inge; Reitan, Solveig Merete Klæbo; Vaaler, Arne; Morken, Gunnar; Bøen, Erlend; Elvsåshagen, Torbjørn; Boye, Birgitte; Malt, Ulrik Fredrik; Aukrust, Pål; Skrede, Silje; Kroken, Rune Andreas; Johnsen, Erik; Djurovic, Srdjan; Andreassen, Ole; Ueland, Thor; Agartz, Ingrid (Peer reviewed; Journal article, 2021)
      Background Both neurodegenerative and neurodevelopmental abnormalities have been suggested to be part of the etiopathology of severe mental illness (SMI). Neuron-specific enolase (NSE), mainly located in the neuronal ...