Now showing items 776-795 of 5654

    • Charcoal and Use of Green Binder for Use in Carbon Anodes in the Aluminium Industry 

      Sommerseth, Camilla; Darell, Ove; Øye, Bjarte Arne; Støre, Anne; Rørvik, Stein (The Minerals, Metals & Materials Series;2367-1181, Chapter; Peer reviewed, 2020)
      Carbon anodes for aluminium production are produced from calcined petroleum coke (CPC), recycled anode butts and coal tar pitch (CTP). The CO2 produced during anode consumption contributes to a substantial amount of the ...
    • Charge Transport in 2D MoS2, WS2, and MoS2–WS2 Heterojunction-Based Field-Effect Transistors: Role of Ambipolarity 

      Kaushik, Vishakha; Ahmad, Mujeeb; Khushboo, Agarwal; Varandani, Deepak; Belle, Branson; Das, Pintu; Mehta, Bodh R. (Peer reviewed; Journal article, 2020)
      Electrical and optical characteristics of few-layered (3–4 L) chemical vapor deposition (CVD) grown MoS2, WS2, and MoS2–WS2 heterostructure-based back-gated field-effect transistor (FET) devices have herein been studied. ...
    • Charging electric vehicles on long trips and the willingness to pay to reduce waiting for charging. Stated preference survey in Norway 

      Hoen, Fredrik Solvi; Diez Gutierrez, Maria; Babri, Sahar; Hess, Stephane; Tørset, Trude (Peer reviewed; Journal article, 2023)
      Technological developments in charging speed and battery capacity are leading to an increased use of electric vehicles (EV) for long trips, but the charging infrastructure network is too scarce to satisfy the growing energy ...
    • Chatbots and the new world of HCI 

      Følstad, Asbjørn; Brandtzæg, Petter Bae (Journal article; Peer reviewed, 2017)
    • Chatbots as a new user interface for providing health information to young people 

      Skjuve, Marita; Brandtzæg, Petter Bae (Others, 2018)
      Designing and developing chatbots as a new interface to provide Health information for young people needs a new understanding of new user needs and motivations, as well as privacy. What is needed to develop a successful ...
    • Chatbots as Part of Digital Government Service Provision – A User Perspective 

      Abbas, Nadia; Følstad, Asbjørn; Bjørkli, Cato (Chapter, 2023)
      Chatbots are taken up as part of digital government service provision. While the success of chatbots for this purpose depends on these being accepted by their intended users, there is a lack of knowledge concerning user ...
    • Chatbots for customer service: user experience and motivation 

      Følstad, Asbjørn; Skjuve, Marita (Proceedings of the 1st International Conference on Conversational User Interfaces;2019, Chapter; Peer reviewed, 2019)
      Companies are increasingly using chatbots to provide customer service. Despite this trend, little in-depth research has been conducted on user experience and user motivation for this important application area of conversational ...
    • Chatbots for social good 

      Følstad, Asbjørn; Brandtzæg, Petter Bae; Feltwell, Tom; Law, Effie L.-C.; Tscheligi, Manfred; Luger, Ewa (Chapter, 2018)
      Chatbots are emerging as an increasingly important area for the HCI community, as they provide a novel means for users to interact with service providers. Due to their conversational character, chatbots are potentially ...
    • Chatbots: changing user needs and motivations 

      Brandtzæg, Petter Bae; Følstad, Asbjørn (Journal article; Peer reviewed, 2018)
      Chatbots have been around for decades. However, the real buzz around this technology did not start until the spring of 2016. Reasons for the sudden renewed interest in chatbots include massive advances in artificial ...
    • A Checklist for Supply Chain Security for Critical Infrastructure Operators 

      Jaatun, Martin Gilje; Sæle, Hanne (Chapter, 2024)
      Critical infrastructure applications do not emerge fully formed, but generally rely on components and services from third-party vendors. This paper presents a brief survey on good practice for security requirements to be ...
    • Chemical Durability of Thermal Insulating Materials in Hall-Héroult Electrolysis Cells 

      Luneng, Raymond; Bertel, Søren N.; Mikkelsen, Jørgen; Ratvik, Arne Petter; Grande, Tor (Peer reviewed; Journal article, 2019)
      The most common thermal insulating materials used in the cathode lining in aluminum electrolysis cells are Moler (diatomaceous earth), calcium silicate, or vermiculite based materials. The thermal insulation layer is ...
    • Chemical solution deposition of thin films for protonic ceramic fuel cells 

      Rørvik, Per Martin; Haavik, Camilla; Griesche, David; Schneller, Theodor; Lenrick, Filip; Wallenberg, L. Reine (Peer reviewed; Journal article, 2014)
      Chemical solution deposition (CSD) offers the opportunity to fabricate very thin electrolyte films at lower temperatures than traditional powder-based methods. CSD methods have not been used much in production of protonic ...
    • Chemical Stability and Characterization of Degradation Products of Blends of 1-(2-Hydroxyethyl)pyrrolidine and 3-Amino-1-propanol 

      Vevelstad, Solrun Johanne; Grimstvedt, Andreas Magnar; Francois, Maxime; Knuutila, Hanna K; Haugen, Geir; Wiig, Merete; Vernstad, Kai (Peer reviewed; Journal article, 2022)
      Aqueous amine solvents are used to capture CO2 from various flue gas sources. In this work, the chemical stability of a blend of 3-amino-1-propanol (3A1P) and 1-(2-hydroxyethyl)pyrrolidine [1-(2HE)PRLD] was studied. The ...
    • Chemical stability and H2 flux degradation of cercer membranes based on lanthanum tungstate and lanthanum chromite 

      Polfus, Jonathan M.; Li, Zuoan; Xing, Wen; Sunding, Martin Fleissner; Walmsley, John; Fontaine, Marie-Laure; Henriksen, Partow Pakdel; Bredesen, Rune (Peer reviewed; Journal article, 2016)
      Ceramic–ceramic composite (cercer) membranes of (Mo-doped) lanthanum tungstate, La27(W,Mo)5O55.5−δ, and lanthanum chromite, La0.87Sr0.13CrO3−δ, have recently been shown to exhibit H2 permeabilities among state-of-the-art. ...
    • Chemical stability of Ca3Co4−xO9+δ/CaMnO3−δ p–n junction for oxide-based thermoelectric generators 

      Gunnæs, Anette Eleonora; Tofan, Raluca; Berland, Kristian; Gorantla, Sandeep Madhukar; Storaas, Thomas Aarflot; Desissa, Temesgen Debelo; Schrade, Matthias; Persson, Clas; Einarsrud, Mari-Ann; Wiik, Kjell; Norby, Truls Eivind; Kanas, Nikola (Peer reviewed; Journal article, 2020)
      An all-oxide thermoelectric generator for high-temperature operation depends on a low electrical resistance of the direct p–n junction. Ca3Co4−xO9+δ and CaMnO3−δ exhibit p-type and n-type electronic conductivity, respectively, ...
    • A Children’s Health Perspective on Nano- and Microplastics 

      Sripada, Kam; Wierzbicka, Aneta; Abass, Khaled; Grimalt, Joan O.; Erbe, Andreas; Röllin, Halina B.; Weihe, Pál; Díaz, Gabriela Jiménez; Singh, Randolph Reyes; Visnes, Torkild; Rautio, Arja; Odland, Jon Øyvind; Wagner, Martin (Peer reviewed; Journal article, 2022)
    • Chitosan as a wound dressing starting material: antimicrobial Properties and mode of action 

      Matica, Mariana Adina; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Ostafe, Vasile (Peer reviewed; Journal article, 2019)
      Fighting bacterial resistance is one of the concerns in modern days, as antibiotics remain the main resource of bacterial control. Data shows that for every antibiotic developed, there is a microorganism that becomes ...
    • A chronological development of a framework for emission free construction sites in Norway 

      Wiik, Marianne Rose Kjendseth; Fufa, Selamawit Mamo; Homaei, Shabnam; Fjellheim, Kristin (Peer reviewed; Journal article, 2023)
      The building and construction sector is responsible for 3.4% of total GHG emissions in Norway. Around 95% of these emissions arise from the combustion of fossil fuels for the operation of construction machinery and transport. ...
    • Circular Economy and the triple bottom line in Norway 

      Wiebe, Kirsten Svenja; Nørstebø, Vibeke Stærkebye; Rocha Aponte, Fabian; Silva Simas, Moana; Andersen, Tina; Valdes, Gerardo Alfredo Perez (Peer reviewed; Journal article, 2023)
      A more circular economy aims to reduce global material consumption, make the most out of our resources, and create a more sustainable economic system. In this paper, we analyze how different circular economy actions in ...
    • Circular economy in manufacturing companies: A review of case study literature 

      Bjørnbet, Marit Moe; Skaar, Christofer; Fet, Annik Magerholm; Schulte, Kjersti Øverbø (Peer reviewed; Journal article, 2021)
      Manufacturing companies have played an important role in improving standards of living worldwide. However, in a linear setting, they are also linked to unsustainable production and consumption patterns. The concept of ...