Blar i Fakultet for teknologi, naturvitenskap og maritime fag på tittel

Viser treff 1464-1483 av 1630

    • Tailoring Cu nanoparticle catalyst for methanol synthesis using the spinning disk reactor 

      Ahoba-Sam, Christian; Boodhoo, Kamelia V.K.; Olsbye, Unni; Jens, Klaus-Joachim (Journal article; Peer reviewed, 2018)
      Cu nanoparticles are known to be very active for methanol (MeOH) synthesis at relatively low temperatures, such that smaller particle sizes yield better MeOH productivity. We aimed to control Cu nanoparticle (NP) size and ...

    • Teaching Software Development for Pervasive Computing Environment 

      Bjørk, Joakim; Juric, Radmila (Peer reviewed; Journal article, 2021)
      There are many attempts within academic curriculum which address rapid and constant changes in computer science, but they are mostly based on prescriptive advice and processes known in the management of regulated education. ...

    • Techno-Economic and Life Cycle Cost Analysis through the Lens of Uncertainty: A Scoping Review 

      Barahmand, Zahir; Eikeland, Marianne Sørflaten (Peer reviewed; Journal article, 2022)
      Researchers have long been interested in developing new economic assessment methods to provide credible information and facilitate the sustainable development of new technologies and products. The techno-economic analysis ...

    • Techno-Economic Assessment of Different Heat Exchangers for CO2 Capture 

      Aromada, Solomon Aforkoghene; Eldrup, Nils Henrik; Normann, Fredrik; Øi, Lars Erik (Peer reviewed; Journal article, 2020)
      We examined the cost implications of selecting six different types of heat exchangers as the lean/rich heat exchanger in an amine-based CO2 capture process. The difference in total capital cost between different capture ...

    • Techno-economic study of the CCMS Technology for CO2 capture from ferro-silicon production 

      Nygård, Heidi S.; Meyer, Julien; Di Felice, Luca; Eldrup, Nils Henrik; Haug, Alf Tore; Olsen, Espen (Journal article; Peer reviewed, 2019)
      Carbon Capture in Molten Salts (CCMS) is a method for capturing CO2 from a variety of flue gases related to power generation and energy intensive industry processes. The chemical principles are similar to those of the ...

    • Temperature and Precipitation Development at Svalbard 1900-2100 

      Førland, Eirik J.; Benestad, Rasmus; Hanssen-Bauer, Inger; Haugen, Jan Erik; Skaugen, Torill Engen (Journal article; Peer reviewed, 2011-12-06)
      Substantial variations in temperature and precipitation have been observed since the first permanent weather station was established in the Svalbard region in 1911. Temperature and precipitation development are analysed ...

    • Temperature control of a pilot anaerobic digestion reactor 

      Haugen, Finn; Bakke, Rune; Lie, Bernt (Journal article; Peer reviewed, 2013)
      Results of analysis and design and implementation of a temperature control system for a practical pilot anaerobic digestion (AD) bioreactor fed with dairy waste are presented. A dynamic model of the reactor temperature is ...

    • Temperature Effects in Anaerobic Digestion Modeling 

      Bergland, Wenche Hennie; Dinamarca, Carlos; Bakke, Rune (Conference object; Peer reviewed, 2015-11-25)
      Temperature effects on kinetic coefficients for the biochemical processes particle disintegration, hydrolysis and substrate uptake reactions were included in the anaerobic digestion model 1 (ADM1). It was evaluated on data ...

    • Temperature-dependence in battery management systems for electric vehicles: Challenges, criteria, and solutions 

      Karlsen, Haakon; Dong, Tao; Yang, Zhaochu; Carvalho, Rui (Peer reviewed; Journal article, 2019)
      Owing to a global effort towards reducing carbon emissions, electric vehicles (EVs) have emerged to replace the petroleum-fueled vehicles. However, the battery is a bottleneck restricting EVs from being utilized in the ...

    • Temporal effects of hunting on foraging behavior of an apex predator: Do bears forego foraging when risk is high? 

      Hertel, Anne Gabriela; Zedrosser, Andreas; Mysterud, Atle; Støen, Ole-Gunnar; Steyaert, Sam; Swenson, Jon (Journal article; Peer reviewed, 2016)
      Avoiding predators most often entails a food cost. For the Scandinavian brown bear (Ursus arctos), the hunting season coincides with the period of hyperphagia. Hunting mortality risk is not uniformly distributed throughout ...

    • Ternary computing; the future of IoT? 

      Gundersen, Henning; Bos, Steven (Peer reviewed; Journal article, 2021)
      Ternary logic, in which the number of discrete logic levels are restricted to three, has been a subject to excessive research over several years. In this position paper we discuss advantages and consider the future impact ...

    • Territoriality and group sizes in Eurasian beavers (Castor fiber): echoes of settlement and reproduction? 

      Campbell, Ruairidh D.; Rosell, Frank; Nolet, Bart A.; Dijkstra, Vilmar A.A. (Journal article; Peer reviewed, 2005)
      According to current theories of territoriality, an animal is expected to defend the smallest area that can provide resources for maximisation of reproduction, known as the lsquoeconomically defendablersquo area. In group ...

    • Territoriality and time budgets in beavers during sequential settlement 

      Nolet, Bart A.; Rosell, Frank (Journal article; Peer reviewed, 1994)
      Beavers (Castor fiber) were sequentially released into a previously unoccupied area. The settlement of the animals approximated an ideal despotic distribution: they successively settled in rich habitat and then in poor ...

    • Territory ownership and familiarity status affect how much male root voles (Microtus oeconomus) invest in territory defence 

      Rosell, Frank; Gundersen, Gry; Le Galliard, Jean-François (Journal article; Peer reviewed, 2008)
      Neighbour–stranger discrimination occurs when individuals respond with more aggression to strangers than to territorial neighbours—a phenomenon termed the “dear enemy phenomenon” (DEP). We investigated the DEP with male ...

    • Testing the system size dependence of hydrodynamical expansion and thermal particle production with π, K, p, and ϕ in Xe–Xe and Pb–Pb collisions with ALICE 

      Bellini, Francesca; Acharya, Shreyasi; Acosta, Fernando T.; Adamová, Dagmar; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Neelima; Ahammed, Zubayer; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Ersdal, Magnus Rentsch; Fionda, Fiorella Maria Celeste; Nystrand, Joakim; Rehman, Attiq Ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Wagner, Boris; Zhou, Zhuo; Arsene, Ionut Cristian; Bätzing, Paul Christoph; Dordic, Olja; Lardeux, Antoine Xavier; Lindal, Svein; Mahmood, Sohail Musa; Malik, Qasim Waheed; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Helstrup, Håvard; Langøy, Rune; Lien, Jørgen; Ahn, Sang Un; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammad; Alam, Sk Noor; Albuquerque, D. S. D.; Aleksandrov, Dmitry; Alessandro, Bruno; ALICE, Collaboration (Journal article; Peer reviewed, 2019)
      We present new results on transverse momentum spectra, integrated yields, and mean transverse momenta of pions, kaons, and protons, as well as of ϕ-mesons for various centrality classes measured in Pb–Pb and Xe–Xe collisions ...

    • The Activator Mechanism of Piperazine in Aqueous Methyldiethanolamine Solutions 

      Ying, Jiru; Raets, Stef; Eimer, Dag-Arne (Journal article; Peer reviewed, 2017)
      Piperazine (PZ) is added to aqueous methyldiethanolamine (MDEA) solutions to achieve a greater CO2 absorption in CO2 capture technology. It is referred to as “activated MDEA solutions” in the industry. However, does PZ ...

    • The ALICE Transition Radiation Detector: Construction, operation, and performance 

      Acharya, Shreyasi; Adam, Jaroslav; Adamová, Dagmar; Adler, Clemens; Adolfsson, Jonatan; Aggarwal, Madan M.; Aglieri Rinella, Gianluca; Agnello, Michelangelo; Agrawal, Nikita; Ahammed, Zubayer; Alme, Johan; Altenkaemper, Lucas; Djuvsland, Øystein; Lønne, Per-Ivar; Nystrand, Joakim; Rehman, Attiq ur; Røhrich, Dieter; Tambave, Ganesh Jagannath; Ullaland, Kjetil; Velure, Arild; Wagner, Boris; Zhang, Hui; Zhou, Zhuo; Zhu, Hongsheng; Arsene, Ionut Christian; Bätzing, Paul Christoph; Dordic, Olja; Lindal, Svein; Lardeux, Antoine Xavier; Mahmood, Sohail Musa; Milosevic, Jovan; Richter, Matthias; Røed, Ketil; Skaali, Toralf Bernhard; Tveter, Trine Spedstad; Wikne, Jon Christopher; Zhao, Chengxin; Helstrup, Håvard; Hetland, Kristin Fanebust; Kileng, Bjarte; Nesbø, Simon Voigt; Storetvedt, Maksim Melnik; Langøy, Rune; Lien, Jørgen; Ahmad, Shafiq F.; Ahn, Sang Un; Aiola, Salvatore; Akindinov, Alexander; Al-Turany, Mohammed; Alam, Sk Noor; ALICE, Collaboration (Journal article; Peer reviewed, 2018)
      The Transition Radiation Detector (TRD) was designed and built to enhance the capabilities of the ALICE detector at the Large Hadron Collider (LHC). While aimed at providing electron identification and triggering, the TRD ...

    • The beaver's reconquest of Eurasia: status, population development, and management of a conservation success 

      Harvey, Duncan; Rosell, Frank (Journal article; Peer reviewed, 2002)
      Overhunting reduced Eurasian Beaver (Castor fiber) populations to c. 1200 animals, in eight isolated populations, around the end of the 19th century. Protection, natural spread and reintroductions led to a powerful recovery ...

    • The Characterisation and Quantification of Immobilised Concanavalin A on Quartz Surfaces Based on The Competitive Binding to Glucose and Fluorescent Labelled Dextran 

      Hoang, Trinh Bich; Stokke, Bjørn Torger; Hanke, Ulrik; Johannessen, Agne; Johannessen, Erik Andrew (Journal article; Peer reviewed, 2019)
      The competition between various carbohydrates in the binding to Concanavalin A (Con A) can be exploited in gravimetric microsensors that detect changes in mass or viscoelasticity as a function of glucose concentration. ...

    • The curriculum is dead - long live the curriculum 

      Clausen, Trond (Conference report, 1995)