Now showing items 717-736 of 5674

    • Cathode Wear in Electrowinning of Aluminum Investigated by a Laboratory Test Cell 

      Wang, Zhaohui; Nobakhtghalati, Saeid; Støre, Anne; Solheim, Asbjørn; Tschöpe, Kati; Ratvik, Arne Petter; Grande, Tor (The Minerals, Metals & Materials Series;2367-1181, Peer reviewed; Journal article, 2016)
      The lifetime of an aluminum electrolysis cell is mainly determined by the cathode wear, especially for high amperage cells utilizing graphitized carbon cathodes. The cathode wear mechanisms are, however, complex and still ...
    • Cellular responses of human astrocytoma cells to dust from the Acheson process. An in vitro study 

      Arnoldussen, Yke Jildouw; Ervik, Torunn Kringlen; Berlinger, Balazs; Kero, Ida; Shaposhnikov, Sergey; Zienolddiny, Shanbeh (Peer reviewed; Journal article, 2017)
      Silicon carbide (SiC) is largely used in various products such as diesel particulate filters and solar panels. It is produced through the Acheson process where aerosolized fractions of SiC and other by-products are generated ...
    • Cellular Responses of Industrially Relevant Silica Dust on Human Glial Cells In Vitro 

      Arnoldussen, Yke Jildouw; Ervik, Torunn Kringlen; Eriksen, Mina Baarnes; Kero, Ida; Skaug, Vidar; Zienolddiny, Shanbeh (Peer reviewed; Journal article, 2019)
      Despite the rigorous emission control measures in the ferroalloy industry, there are still emissions of dust during the production of various alloys. Dust particles were collected from laboratory scale processes where oxide ...
    • Cement Placement: An Overview of Fluid Displacement Techniques and Modelling 

      Foroushan, Hanieh K.; Lund, Bjørnar; Ytrehus, Jan David; Saasen, Arild (Peer reviewed; Journal article, 2021)
      During drilling operations, effective displacement of fluids can provide high-quality cementing jobs, ensuring zonal isolation and strong bonding of cement with casing and formation. Poor cement placements due to incomplete ...
    • Cement Self-Healing as a Result of CO2 Leakage 

      Kjøller, Claus; Lykourgos, Sigalas; Frykman, Peter; Bjørge, Ruben; Torsæter, Malin (Peer reviewed; Journal article, 2016)
      Avoiding CO2 leakages from storage reservoirs is crucial to ensure safe and cost-efficient Carbon Capture and Storage (CCS). This can only be done if effort is made to maintain well integrity throughout the entire life-cycle ...
    • Centimeter-Sized Monolayer CVD Graphene with High Power Factor for Scalable Thermoelectric Applications 

      Schrade, Matthias; Xing, Wen; Thorshaug, Knut; Belle, Branson (Peer reviewed; Journal article, 2022)
      Among the many extraordinary qualities of graphene, its thermoelectric properties have attracted significant interest, for example, in active cooling applications. Here, we report on the thermoelectric transport properties ...
    • Centralized vs Decentralized Production Planning in ETO Environments: A Theoretical Discussion 

      Nujen, Bella B.; Alfnes, Erlend; Mwesiumo, Deodat Edward; Gran, Erik (Chapter, 2022)
      The characteristics of ETO production call for further analysis to investigate the implications of traditional (deterministic) systems of planning i.e., centralized, and hierarchal, compared with decentralized systems. ...
    • CFD Study of Diffuse Ceiling Ventilation through Perforated Ceiling Panels 

      Nocente, Alessandro; Arslan, Tufan; Grynning, Steinar; Goia, Francesco (Peer reviewed; Journal article, 2020)
      Diffuse Ceiling Ventilation (DCV) is a promising concept to address internal air quality and thermal comfort requirements in contemporary buildings. Sound-absorbing perforated ceiling panels are common in office rooms and ...
    • Challenges and approaches of performing canonical action research in software security: research paper 

      Cruzes, Daniela Soares; Jaatun, Martin Gilje; Oyetoyan, Tosin Daniel (Chapter, 2018)
      When studying work practices, it is important to obtain accurate and reliable information about how work is actually done. Action research is an interactive inquiry process that balances problemsolving actions implemented ...
    • Challenges and emerging practices in design of automation 

      Vatn, Dorthea Mathilde Kristin; Johnsen, Stig Ole; Saghafian, Mina (Chapter, 2023)
      Automation is expected to improve efficiency, as well as increase safety and quality. However, as more automation is added to a system, the lower the situation awareness of the operators may be. In safety critical systems ...
    • Challenges and Experiences with Applying Microsoft Threat Modeling in Agile Development Projects 

      Cruzes, Daniela Soares; Jaatun, Martin Gilje; Bernsmed, Karin; Tøndel, Inger Anne (Journal article; Peer reviewed, 2018)
      The goal of secure software engineering is to create software that keeps performing as intended even when exposed to attacks. Threat modeling is considered to be a key activity, but can be challenging to perform for ...
    • Challenges and needs of European cities in using geofencing for urban traffic management 

      Hansen, Lillian; Graupner, Sven-Thomas; Leonardi, Jacques; Lindkvist, Hannes (Research report, 2022)
      This report presents the results and analysis of exploratory interviews and a questionnaire survey among transport experts and professionals in Europe dealing with geofencing in urban transport management. As part of the ...
    • Challenges and solutions for user interface design on mobile devices 

      Nilsson, Erik Gösta (Lecture, 2007)
      The main goal of the FLAMICO (FLexible Applications exploiting Multi modal INteraction andContext) BIP project (176828/S10) is to facilitate Norwegian service and application developers aswell as tool vendors in meeting ...
    • Challenges for Mobile Solutions for Emergency Response 

      Nilsson, Erik Gösta (Research report, 2010)
      In this report we first draw a picture of a typical emergency response situation with focus on the roles and resources involved. Then, we go into more details on the local command post and operational area, describing ...
    • Challenges for Mobile Solutions for Emergency Response 

      Nilsson, Erik Gösta (Lecture, 2009)
    • Challenges in achieving collaboration in clinical practice: The case of Norwegian health care 

      Steihaug, Sissel; Johannessen, Anne-Kari M.; Ådnanes, Marian; Paulsen, Bård; Mannion, Russell (Journal article; Peer reviewed, 2016)
      Introduction: This article summarizes and synthesizes the findings of four separate but inter-linked empirical projects which explored challenges of collaboration in the Norwegian health system from the perspectives of ...
    • Challenges in achieving collaboration in clinical practice: The case of Norwegian health care 

      Steihaug, Sissel; Johannessen, Anne-Kari M.; Ådnanes, Marian; Paulsen, Bård; Mannion, Russell (Journal article; Peer reviewed, 2016)
      Introduction: This article summarizes and synthesizes the findings of four separate but inter-linked empirical projects which explored challenges of collaboration in the Norwegian health system from the perspectives of ...
    • Challenges in IT Security Preparedness Exercises: A Case Study 

      Bartnes, Maria; Moe, Nils Brede (Journal article; Peer reviewed, 2016)
    • Challenges of Isogeometric Representation for CAD 

      Dokken, Tor (Lecture, 2010)
      Isogeometric Analysis has the potential to achieve efficient integration of CAD and Finite Element Analysis (FEA) by introducing accurate shape representation in analysis. The success of isogeometric analysis will depend ...
    • Challenges of the Use of Sound Emergence for Setting Legal Noise Limits 

      Dutilleux, Guillaume; Gjestland, Truls Tormodsønn; Licitra, Gaetano (Journal article; Peer reviewed, 2019)
      In the vast majority of legislation on environmental noise, the metric used for expressing limit values is based on sound pressure levels. But some countries have introduced sound emergence limit values where the compliance ...