Browsing HVL Open by Title

Now showing items 3572-3591 of 13067

    • Experiences of orphan care in Amach, Uganda: assessing policy implications 

      Oleke, Christopher; Blystad, Astrid; Rekdal, Ole Bjørn; Moland, Karen Marie (Journal article; Peer reviewed, 2007)
      Uganda is estimated to have around two million orphans constituting approximately 19% of all the children in the country.This paper presents findings from a study on the experiences of orphan care among Langi people of ...

    • Experiences with using a mobile application for learning evidence-based practice in health and social care education: An interpretive descriptive study 

      Johnson, Susanne Grødem; Titlestad, Kristine Berg; Larun, Lillebeth; Ciliska, Donna; Olsen, Nina Rydland (Peer reviewed; Journal article, 2021)
      Background Health and social care students are expected to apply evidence-based practice (EBP). An innovative mobile application, EBPsteps, was developed to support learning EBP. Aim The aim of this study was to explore ...

    • Experiencing (from) the inside – Mediated perspectives in kindergartens 

      Bråten, Ingvard; Hoem, Jon Øivind (Peer reviewed; Journal article, 2021)
      This paper presents a case study of preservice kindergarten teachers’ use of new form of digital imagery. The paper introduces spherical cameras and digital microscopes and discusses their affordances when introduced in ...

    • Experiencing Immersive VR Simulation for Firefighter Skills Training 

      Wijkmark, Cecilia Hammar; Heldal, Ilona; Log, Maria-Monika Metallinou (Peer reviewed; Journal article, 2021)
      Virtual Reality (VR) technology for training has gained interest in many domains, including firefighter education. However, there is hesitation to accept immersive VR technology, especially for skills training. This study ...

    • An experimental analysis of the impact of thermal protective immersion suit and angle of heel on individual walking speeds 

      Azizpour, Hooshyar; Galea, Edwin R.; Erland, Sveinung; Batalden, Bjørn-Morten; Deere, Steven; Oltedal, Helle Asgjerd (Peer reviewed; Journal article, 2022)
      The cold environment of Polar Regions introduces additional challenges to maritime safety in situations where it becomes necessary to abandon a vessel. The Polar Code requires all vessels operating in Polar Regions to be ...

    • Experimental and numerical investigation of direct absorption solar collectors (DASCs) based on carbon black nanofluids 

      Wei, Shihao; Espedal, Lisbeth; Balakin, Boris; Kosinski, Pawel Jan (Peer reviewed; Journal article, 2023)
      Direct absorption solar collectors (DASCs) typically achieve high efficiency due to the volumetric heat absorption process facilitated by the working fluids. In this study, carbon black (CB) nanofluids were utilized as the ...

    • Experimental and Numerical Investigation of Extinguishing Effectiveness of Inert-Gas Agents in a Leaky Enclosure 

      Hu, Xiaoqin; Kraaijeveld, Arjen (Peer reviewed; Journal article, 2022)
      Gas-fire-suppression systems are currently applied to some specific buildings in Norway, as sprinkler systems may not provide sufficient protection in some cases. The application of inert-gas-fire-suppression systems for ...

    • Experimental and numerical investigation of the thermal ceiling jet thickness 

      Lyche, Nichlas (Master thesis, 2017)
      Røykjeten er en viktig faktor i forhold til deteksjon og slokkesystemer i forbindelse med brann. Den er ofte det første møte med røyk for disse systemene og det er derfor viktig å kvantifisere egenskaper som temperatur, ...

    • Experimental Evidence for an Attractive p-φ Interaction 

      Acharya, Shreyasi; Adamová, Dagmar; Adler, Alexander; Adolfsson, Jonatan; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Ahmad, Shafiq F.; Ahn, Sang Un; Ahuja, Ishaan; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Eikeland, Viljar Nilsen; Ersdal, Magnus Rentsch; Fionda, Fiorella Maria Celeste; Grøttvik, Ola Slettevoll; Lofnes, Ingrid Mckibben; Nystrand, Joakim Ingemar; Rehman, Attiq Ur; Röhrich, Dieter; Sætre, Jon-Are; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Yang, Shiming; Yuan, Shiming; Arsene, Ionut Cristian; Dordic, Olja; Malik, Qasim Waheed; Neagu, Alexandra; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Storehaug, Ida Torkjellsdatter; Tveter, Trine Spedstad; Wikne, Jon Christopher; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Reme-Ness, Haakon André; Storetvedt, Maksim Melnik; Langøy, Rune; Lien, Jørgen André; Akbar, Zaenai; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; Aleksandrov, Dimitry; ALICE, Collaboration (Peer reviewed; Journal article, 2021)
      This Letter presents the first experimental evidence of the attractive strong interaction between a proton and a ϕ meson. The result is obtained from two-particle correlations of combined p−ϕ ⊕ −p−ϕ pairs measured in ...

    • Experimental investigation of erosion due to nanofluids 

      Braut, Marthe; González-Fernández, Luis; Kosinska, Anna Dorota; Grosu, Yaroslav; Kosinski, Pawel Jan; Balakin, Boris (Peer reviewed; Journal article, 2022)
      The demand for efficient and sustainable energy is continuously increasing. Among the many technologies with great potential within this field are nanofluids. Nevertheless, there is still a considerable lack of information ...

    • Experimental study of hydrogen production using electrolyte nanofluids with a simulated light source 

      Wei, Shihao; Hikmati, Javad; Balakin, Boris; Kosinski, Pawel Jan (Peer reviewed; Journal article, 2022)
      In this research, we conducted water electrolysis experiments of a carbon black (CB) based sodium sulfate electrolyte using a Hoffman voltameter. The main objective was to investigate hydrogen production in such systems, ...

    • Experimental study of smouldering in wood pellets with and without air draft 

      Rebaque, Virginia; Ertesvåg, Ivar Ståle; Mikalsen, Ragni Fjellgaard; Steen-Hansen, Anne (Journal article; Peer reviewed, 2020)
      Dry wood pellets (diameter 8 mm) of mixed Norwegian spruce and pine were tested in samples of 1.25 kg (1.7 l) in configurations with and without air draft from below. The pellets were placed in a vertical 15 cm diameter ...

    • Experimental study of the effect of Froude-number scaling on radiation 

      Kinden, Daniel Stavland (Master thesis, 2019)
      Froude-scaling is a widely used tool in fire safety analysis, this is used to reduce the cost and to simplify large scenarios in order to study them more efficiently. This study aims to investigate the limitations of ...

    • An experimental study on the effects of winglets on the tip vortex interaction in the near wake of a model wind turbine 

      Bartl, Jan; Mühle, Franz Volker; Hansen, Thomas; Adaramola, Muyiwa S.; Sætran, Lars Roar (Peer reviewed; Journal article, 2020)
      An experimental study of the near wake up to four rotor diameters behind a model wind turbine rotor with two different wing tip configurations is performed. A straight‐cut wing tip and a downstream‐facing winglet shape are ...

    • Experiments on the wake flow behind different configurations of multirotor wind turbines 

      Jørs, Andreas; Mjåtveit, Torbjørn; Skoland, Morten; Stenfelt, Gloria Maria; Hansen, Thomas Henrik Hertzfelder; Bartl, Jan Michael Simon (Peer reviewed; Journal article, 2023)
      Multirotor wind turbine concepts have recently emerged as a promising alternative to conventional turbines. When arranged in farms, the wake flow behind multirotor assemblies becomes an important factor in the cost-of-energy ...

    • Experiments on upstream induction and wake flow for multirotor wind turbines 

      Stenfelt, Gloria Maria; Hansen, Thomas Henrik Hertzfelder; Skoland, Morten; Koi, Idunn (Peer reviewed; Journal article, 2023)
      Multirotor wind turbine concepts are increasingly discussed as cost-effective alternatives for floating wind energy installations. When multiple smaller rotors are installed next to each other, the individual rotors ...

    • Expert as Interviewer – Methodological Challenges in Use of Qualitative Interviews in Maritime Research 

      Sharma, Deepak Raj (Peer reviewed; Journal article, 2023)
      Interviews are a widely used method in maritime research using qualitative methodologies. Expert interviews are conducted with people who have special knowledge because of their professional position. The status of the ...

    • Explaining innovation. An empirical analysis of industry data from Norway 

      Jakobsen, Stig-Erik; Lorentzen, Torbjørn (Peer reviewed; Journal article, 2016)

    • Exploration of Bifunctionality in Mn, Co Codoped CuO Nanoflakes for Overall Water Splitting 

      Rani, B. Jansi; Mohana, P.; Swathi, S.; Yuvakkumar, R.; Ravi, G.; Thambidurai, M.; Nguyen, Hung D.; Velauthapillai, Dhayalan (Peer reviewed; Journal article, 2023)
      Herein, bimetal (Mn, Co) codoping on a CuO host is aimed at enhancing oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) activity. Codoping of Mn and Co on CuO to enhance bifunctional action in electrochemical ...

    • Exploration of differentiability in a proton computed tomography simulation framework 

      Aehle, Max; Alme, Johan; Gábor Barnaföldi, Gergely; Blühdorn, Johannes; Bodova, Tea; Borshchov, Vyacheslav; van den Brink, Anthony; Eikeland, Viljar Nilsen; Feofilov, Gregory; Garth, Christoph; Gauger, Nicolas R; Grøttvik, Ola Slettevoll; Helstrup, Håvard; Igolkin, Sergey; Keidel, Ralf; Kobdaj, Chinorat; Kortus, Tobias; Kusch, Lisa; Leonhardt, Viktor; Mehendale, Shruti Vineet; Ningappa Mulawade, Raju; Odland, Odd Harald; O'Neill, George; Papp, Gábor; Peitzmann, Thomas; Pettersen, Helge Egil Seime; Piersimoni, Pierluigi; Pochampalli, Rohit; Protsenko, Maksym; Rauch, Max Philip; Rehman, Attiq Ur; Richter, Matthias; Röhrich, Dieter Rudolf Christian; Sagebaum, Max; Santana, Joshua; Schilling, Alexander; Seco, Joao; Songmoolnak, Arnon; Sudár, Ákos; Tambave, Ganesh Jagannath; Tymchuk, Ihor; Ullaland, Kjetil; Varga-Kofarago, Monika; Volz, Lennart; Wagner, Boris; Wendzel, Steffen; Wiebel, Alexander; Xiao, Renzheng; Yang, Shiming; Zillien, Sebastian (Peer reviewed; Journal article, 2023)
      Objective. Gradient-based optimization using algorithmic derivatives can be a useful technique to improve engineering designs with respect to a computer-implemented objective function. Likewise, uncertainty quantification ...