• Nano silica treated water based drilling fluid formulation and analysis in various polymers and salts systems 

      Stenstrøm, Henrik (Masteroppgave/UIS-TN-IPT/2015;, Master thesis, 2015-12-21)
      This thesis presents the formulation of nano silica particle based water drilling fluid, its characterization and performance simulation study. A total of ten test matrix fluid systems were designed to investigate the ...
    • Nano-based Elastomer Swelling Agent 

      Kam, Iris Sok Yee (Masteroppgave/UIS-TN-IPT/2017;, Master thesis, 2017-06)
      With multistage hydraulic fracturing and extended reach wells becoming increasingly common, the need for effective annular zonal isolation has become paramount. In such wells, swell packers are being preferred over traditional ...
    • Nanoparticles for Oil Well Drilling Fluids and Cement 

      Alvi, Muhammad Awais Ashfaq (PhD Theses;738, Doctoral thesis, 2024)
      Drilling fluids and oil well cement are essential elements of the drilling process and well construction. Drilling fluids play a crucial role in the drilling process, ensuring the safety and efficiency of well construction. ...
    • Nanostructured titanium dioxide: fate in the aquatic environment and effects on the marine mussel mytilus edulis 

      Busk, Siw Anette (Masteroppgave/UIS-TN-IMN/2011;, Master thesis, 2011)
      The rapid development of nanotechnology and the corresponding increase in the use of nanoparticles in commercial products have led to concerns about their health risks and environmental impact. As the aquatic systems act ...
    • Naphthalene trans-dihydrodiols 

      Vaaland, Ingrid Caroline (Masteroppgave/UIS-TN-IKBM/2018;, Master thesis, 2018-09)
      The currently used GC-MS method for analysis of PAH metabolites in fish bile only focus on phenols; 1-naphthol, 2-naphthol, 1-hydroxyphenanthrene, and alkylated derivatives. 1- Hydroxypyrene is also included, but not ...
    • Nasjonal håndtering av marin forsøpling - en studie med fokus på forebyggende-og konsekvensreduserende tiltak 

      Loga, Karen Orud; Rønning, Tuva (Masteroppgave/UIS-TN-IØRP/2018;, Master thesis, 2018-06-12)
      Marin forsøpling blir gjentatte ganger satt i medienes søkelys når samfunnets handlinger påvirker både dyrelivet og naturen. Å arbeide med tiltak for å redusere utslipp og rydde opp søppel har vist seg å være både utfordrende ...
    • Natural gas: A transition fuel for sustainable energy system transformation? 

      Safari, Amir; Das, Nandini; Langhelle, Oluf; Roy, Joyashree; Assadi, Mohsen (Peer reviewed; Journal article, 2019)
      Current discourse on the transition to a decarbonized energy system future is dominated by renewable energy solutions. Initial conditions for this transition may vary across different regions and countries. There are, ...
    • A natural Hessian approximation for ensemble based optimization 

      Zhang, Yiteng; Stordal, Andreas Størksen; Lorentzen, Rolf Johan (Peer reviewed; Journal article, 2023)
      A key challenge in reservoir management and other fields of engineering involves optimizing a nonlinear function iteratively. Due to the lack of available gradients in commercial reservoir simulators the attention over the ...
    • Natural peptides with antioxidant activity from Atlantic cod and Atlantic salmon residual material 

      Pampanin, Daniela M.; Haar, Marianne Bore; Sydnes, Magne Olav (Journal article; Peer reviewed, 2016-03)
      Summary. Water-soluble peptides/proteins with molecular weight below 10 kDa were isolated from residual material of cod (liver, skin, and cod mix i.e. skin, frames, and viscera), and salmon (skin, and salmon mix i.e. skin, ...
    • Naturbasert overvannshåndtering i eksisterende byrom 

      Kamfjord, Nikolai (Master thesis, 2021)
      Innenfor byplanlegging har overvannshåndtering blitt mer relevant gjennom årene, og en årsak til dette er klimaendringer samt gamle avløpssystemer. Dessuten har den økende fortettingen en effekt på hvordan man bør håndtere ...
    • Naturbaserte overvannstiltak sitt potensiale til å fremme en bærekraftig byutvikling 

      Undheim, Amalie (Masteroppgave/UIS-TN-IØRP/2018;, Master thesis, 2018-06-15)
      Fortetting og urbanisering har ført til at man har bygget naturen ut av byen og ledet overvannet hurtigst mulig bort fra overflaten gjennom lukkede rørsystemer. Kapasitetsproblemer, flomskader og reduksjon av produserte ...
    • Nature-Based Solutions for Flood Management: Urban Design Guidelines for Climate Adaptation set in a Norwegian Context 

      Helland, Marita; Mohr, Tiril Hole (Master thesis, 2022)
      Nature-based solutions (NBS) have gained attention in the past decade as a way to adapt urban environments to the changing climate. However, the progress of implementing these solutions is considered to be slow. A reason ...
    • Nature-Based Solutions for Flood Management: Urban Design Guidelines for Climate Adaptation set in a Norwegian Context 

      Helland, Marita; Mohr, Tiril Hole (Master thesis, 2022)
      Nature-based solutions (NBS) have gained attention in the past decade as a way to adapt urban environments to the changing climate. However, the progress of implementing these solutions is considered to be slow. A reason ...
    • Når er sikkert, sikkert nok? 

      Kvalsvik, Antonia; Mohn, Sofie Cathrine (Masteroppgave/UIS-TN-ISØP/2019;, Master thesis, 2019-06)
      Offshore helikoptervirksomhet på norsk kontinentalsokkel er per i dag utstyrt med Rebreather EBS, et nødpustesystem som lar passasjerer gjenpuste egen luft i den nødvendige tiden for å evakuere et kantret og potensielt ...
    • NCS Drilling Data Based ROP Modelling and its Application 

      Alsenwar, Malik (Masteroppgave/UIS-TN-IPT/2017;, Master thesis, 2017-06-15)
      Predicting the ROP (rate of penetration) before drilling is essential to improve the overall drilling efficiency and thereby reduce the non-productive time and costs. For this, good ROP model is required. Several ROP models ...
    • Negative feedback loops leading to nitrate homeostasis and oscillatory nitrate assimilation in plants and fungi. 

      Huang, Yongshun (Masteroppgave/UIS-TN-IMN/2011;, Master thesis, 2011)
      Nitrate is an important nutrient for plants and fungi. For plants it has been shown that cytosolic nitrate levels are under homeostatic control. Here we describe two networks that can obtain robust, i.e. perturbation ...
    • Neighbourhood conditions and quality of life among local and immigrant population in Norway 

      Alvarez, Ana Llopis; Müller-Eie, Daniela (Peer reviewed; Journal article, 2022)
      This paper explores the relationship between the quality of life and neighbourhood characteristics among immigrant and local population in Storhaug (Stavanger) and Grünerløkka (Oslo), two Norwegian neighbourhoods. The ...
    • Nettapplikasjon for solcellepanelsimulering 

      Golovina, Olga; Wiik, Anders Størksen (Bachelor thesis, 2023)
      Fornybare energikilder spiller en betydelig rolle i den moderne verden. En av kildene til fornybar energi er solenergi. Siden den vokser jevnt og trutt både innen industri og privat bruk, ser vi eksisterende etterspørsel ...
    • Nettapplikasjon for Solcellepanelsimulering 

      Golovina, Olga; Wiik, Anders Størksen (Bachelor thesis, 2023)
      Fornybare energikilder spiller en betydelig rolle i den moderne verden. En av kilden til fornybar energi er solenergi. Siden den vokser jevnt og trutt både innen industri og privat bruk, ser vi eksisterende etterspørsel ...
    • Nettbutikk for IoT-sensorer med kobling til LoRaWAN 

      Nilsen, Henrik; Bjordal, Mari Hånsnartredet (Bachelor thesis, 2022)
      Formålet med oppgaven er å utvikle en nettside som lar brukerene kjø- pe IoT-sensorer som automatisk kobler seg til et Long Range Wide Area Network (LoRaWAN). LoRaWAN er et langdistanse nettverk som blir mye benyttet av ...