• Hydrological modelling of green and grey roofs in cold climate with the SWMM model 

      Hamouz, Vladimir; Muthanna, Tone Merete (Journal article; Peer reviewed, 2019)
      Rooftop retrofitting targets the largest land-use type available for reduction in impervious surfaces area in urban areas. Extensive green and grey roofs offer solution for retention and detention of stormwater in densely ...
    • Hydrological Performance of LECA-Based Roofs in Cold Climates 

      Hamouz, Vladimir; Lohne, Jardar; Wood, Jaran R.; Muthanna, Tone Merete (Journal article; Peer reviewed, 2018)
      Rooftops represent a considerable part of the impervious fractions of urban environments. Detaining and retaining runoff from vegetated rooftops can be a significant contribution to reducing the effects of urbanization, ...
    • Hydrological performance of lined permeable pavements in Norway 

      Hassan Abdalla, Elhadi Mohsen; Selseth, Ingrid; Muthanna, Tone Merete; Helness, Herman; Alfredsen, Knut; Gaarden, Terje; Sivertsen, Edvard (Peer reviewed; Journal article, 2021)
      Lined permeable pavements (LPPs) are types of sustainable urban stormwater systems (SUDs) that are suitable for locations with low infiltration capacity or shallow groundwater levels. This study evaluated the hydrological ...
    • Hydrology influences breeding time in the white‑throated dipper 

      Nilsson, Anna; Skaugen, Thomas; Reitan, Trond; LAbée-Lund, Jan Henning; Gamelon, Marlène; Jerstad, Kurt; Røstad, Ole Wiggo; Slagsvold, Tore; Stenseth, Nils Christian; Vøllestad, Leif Asbjørn; Walseng, Bjørn (Peer reviewed; Journal article, 2020)
      Background: Earlier breeding is one of the strongest responses to global change in birds and is a key factor determining reproductive success. In most studies of climate effects, the focus has been on large-scale environmental ...
    • Hydrolysis activity of pyloric cecal enterocytes of brown trout (Salmo trutta) toward monoacylglycerol and lysophosphatidylcholine 

      Li, Keshuai; Egelandsdal, Bjørg; Olsen, Rolf Erik (Journal article; Peer reviewed, 2018)
      Some lipid digestion pathways in fish deviate from those in mammals, and many differences may also be species dependent. This report describes a pathway for monoacylglycerol (MAG) and lysophospholipid absorption by intestinal ...
    • Hydrolysis improves the inhibition efficacy of bovine lactoferrin against infection by SARS-CoV-2 pseudovirus 

      Patil, Devashree; Chen, Siyu; Fogliano, Vincenzo; Madadlou, Ashkan (Peer reviewed; Journal article, 2022)
      The entry of SARS-CoV-2 into host cells may involve the spike protein cleavage by cathepsin L (CTSL). Certain food proteins such as lactoferrin (Lf) inhibit CTSL. The current study investigated the impact of hydrolysis ...
    • Hydrometallurgical Purification of Magnesium-Doped Silicon by Different Acids 

      Safarian, Jafar; Espelien, Stine (Chapter, 2017)
      The purification of commercial metallurgical grade silicon through alloying and then acid leaching is studied. Magnesium is added into molten silicon and then acid leaching of the solidified Si-Mg alloy by HCl, H2SO4 and ...
    • Hydromorfologisk klassifisering av elver og økologisk relevans - testing av metode 

      Harby, Atle; Bakken, Tor Haakon; Hansen, Bendik Kristoffer Torp (SINTEF Rapport, Research report, 2020)
      Denne rapporten beskriver utprøving av en foreslått metode for hydromorfologisk klassifisering av elver i utvalgte vannforekomster. Metoden inneholder bruk av 8 indikatorer for morfologi, 4 indikatorer for barrierer og 8 ...
    • Hydrophobic Catalyst Support Surfaces by Silylation of γ-Alumina for Co/Re Fischer-Tropsch Synthesis 

      Rytter, Erling; Salman, Ata ul Rauf; Tsakoumis, Nikolaos; Myrstad, Rune; Yang, Jia; Lögdberg, Sara; Holmen, Anders; Rønning, Magnus (Journal article; Peer reviewed, 2018)
      Eight different silanes with chloro or methoxy active ligands have been examined to modify the surface of a standard γ-alumina support to investigate the effect of surface acidity and hydrophobicity in Fischer-Tropsch ...
    • Hydrophobic nanostructured wood membrane for thermally efficient distillation 

      Hou, Dianxun; Li, Tian; Chen, Xi; He, Shuaiming; Dai, Jiaqi; Alex Mofid, Sohrab; Hou, Deyin; Iddya, Arpita; Jassby, David; Yang, Ronggui; Hu, Liangbing; Ren, Zhiyong Jason (Peer reviewed; Journal article, 2019)
      Current membrane distillation (MD) is challenged by the inefficiency of water thermal separation from dissolved solutes, controlled by membrane porosity and thermal conductivity. Existing petroleum-derived polymeric membranes ...
    • Hydrophobisation of lignocellulosic materials part I: physical modification 

      Rodriguez Fabia, Sandra; Torstensen, Jonathan Økland; Johansson, Lars; Syverud, Kristin (Peer reviewed; Journal article, 2022)
      This review is the first part of a comprehensive review of hydrophobisation of lignocellulosic materials. The purpose of this review has been to compare physical hydrophobisation methods of lignocellulosic materials. We ...
    • Hydrophobization of lignocellulosic materials part II: chemical modification. 

      Rodriguez Fabia, Sandra; Torstensen, Jonathan Økland; Johansson, Lars; Syverud, Kristin (Peer reviewed; Journal article, 2022)
      Lignocellulosic materials with hydrophobic properties are of great interest for developing sustainable products that can be used in various applications such as packaging, water-repellent and self-cleaning materials, oil ...
    • Hydrophobization of lignocellulosic materials part III: modification with polymers 

      Rodriguez Fabia, Sandra; Torstensen, Jonathan Økland; Johansson, Lars; Syverud, Kristin (Journal article; Peer reviewed, 2022)
    • Hydroplastic response of a square plate due to impact on calm water 

      Abrahamsen, Bjørn Christian; Alsos, Hagbart Skage; Aune, Vegard; Fagerholt, Egil; Faltinsen, Odd Magnus; Hellan, Øyvind (Peer reviewed; Journal article, 2020)
      This paper investigates large, plastic deflections of a square plate due to impact on calm water. Most research in the area has examined linear elastic structural responses to such impact, but hydrodynamic responses during ...
    • Hydropower 

      Cavazzini, Giovanna; Storli, Pål-Tore Selbo; Nielsen, Torbjørn Kristian (Chapter, 2021)
      Hydropower has a very long tradition in many countries and was first used to provide working power for grinding corn, sawing timber and other previously manual tasks. The development of the modern turbine took a big step ...
    • Hydropower Bidding in a Multi-Market Setting 

      Aasgård, Ellen Krohn; Fleten, Stein-Erik; Kaut, Michal; Midthun, Kjetil; Perez-Valdes, Gerardo A. (Journal article, 2018)
      We present a literature survey and research gap analysis of mathematical and statistical methods used in the context of optimizing bids in electricity markets. Particularly, we are interested in methods for hydropower ...
    • Hydropower impacts on reservoir fish populations are modified by environmental variation 

      Eloranta, Antti; Finstad, Anders Gravbrøt; Helland, Ingeborg Palm; Ugedal, Ola; Power, Michael (Journal article; Peer reviewed, 2018)
      Global transition towards renewable energy production has increased the demand for newand more flexible hydropower operations. Beforemanagement and stakeholders can make informed choices on potential mitigations, it is ...
    • Hydropower operations in groundwater-influenced rivers: implications for Atlantic salmon, Salmo salar, early life stage development and survival 

      Casas-Mulet, Roser; Alfredsen, Knut; Brabrand, Åge; Saltveit, Svein Jakob (Journal article; Peer reviewed, 2016)
      During their early life stages (egg maturation, hatching, alevin development), between late autumn and early spring, young Atlantic salmon are exposed to surface-groundwater interactions in the hyporheic zone and may depend ...
    • Hydropower Production in Future Climate Scenarios: The Case for Kwanza River, Angola 

      Hamududu, Byman Hikanyona; Killingtveit, Ånund (Journal article; Peer reviewed, 2016)
      Climate change is altering hydrological processes with varying degrees in various regions of the world and remains a threat to water resources projects in southern Africa. The likely negative impacts of changes in Africa ...
    • Hydropower Production in Future Climate Scenarios; the Case for the Zambezi River 

      Hamududu, Byman Hikanyona; Killingtveit, Ånund (Journal article; Peer reviewed, 2016)
      Climate change remains a threat to water resources projects in southern Africa where impacts resulting from changes in climate are projected to be negative and worse than in most other regions of the world. This work ...