Nye registreringer

  • Ligand Noninnocence In Manganese, Iron, and Cobalt Corroles 

    Ganguly, Sumit (Doctoral thesis; Doktorgradsavhandling, 2017-11-30)
    In recent years, first-row metallocorroles have provided some of the most instructive examples of noninnocent ligands. This thesis presents a study of some 50 iron, manganese, and cobalt corrole complexes with different ...
  • Origins and impacts of spatial and temporal long-range dependence in the climate system 

    Fredriksen, Hege-Beate (Doctoral thesis; Doktorgradsavhandling, 2017-11-27)
    The internal variability of most Earth surface temperatures has a power spectral density well described by a power law, S(f) ~ f<sup>-β</sup>, and we typically observe 0 < β < 1. This characterizes variability exhibiting ...
  • Seepage from an arctic shallow marine gas hydrate reservoir is insensitive to momentary ocean warming 

    Hong, Wei-Li; Torres, Marta E.; Carroll, JoLynn; Cremiere, Antoine; Panieri, Giuliana; Yao, Haoyi; Serov, Pavel (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-06-07)
    Arctic gas hydrate reservoirs located in shallow water and proximal to the sediment-water interface are thought to be sensitive to bottom water warming that may trigger gas hydrate dissociation and the release of methane. ...
  • Telemedicine Services for the Arctic: A systematic review 

    Woldaregay, Ashenafi Zebene; Walderhaug, Ståle; Hartvigsen, Gunnar (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-06-28)
    Background: Telemedicine services have been successfully used in areas where there are adequate infrastructures such as reliable power and communication lines. However, despite the increasing number of merchants and ...
  • Prediction of ship icing in Arctic waters - Observations and modelling for application in operational weather forecasting 

    Samuelsen, Eirik Mikal (Doctoral thesis; Doktorgradsavhandling, 2017-11-20)
    A ship travelling in sub-freezing conditions may encounter sea spray, rain, fog or snow freezing onto various parts of it. Such ship icing is a well-known threat for those individuals who have served on ships operating in ...
  • An initial assessment of the possibilities of fish catch prediction using Gaussian processes 

    Björk, Sara Maria (Master thesis; Mastergradsoppgave, 2016-12-15)
    The fishing and aquaculture industry is one of the largest industries of Norway. Enhanced knowledge of the distribution of fish in the ocean is important for an economical and sustainable fishing industry. This study ...
  • Signature of Arctic first-year ice melt pond fraction in X-band SAR imagery 

    Fors, Ane Schwenke; Divine, Dmitry V; Doulgeris, Anthony Paul; Renner, Angelika; Gerland, Sebastian (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-03-23)
    In this paper we investigate the potential of melt pond fraction retrieval from X-band polarimetric synthetic aperture radar (SAR) on drifting first-year sea ice. Melt pond fractions retrieved from a helicopter-borne camera ...
  • X-, C-, and L-band SAR signatures of newly formed sea ice in Arctic leads during winter and spring 

    Johansson, Malin; Brekke, Camilla; Spreen, Gunnar; King, Jennifer A. (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-11-02)
    We examine an extensive synthetic aperture radar (SAR) data set from the Arctic Ocean spanning a time period from January to June 2015, with the aim of identifying multi-polarization parameters that can be used to accurately ...
  • Internet of things DDoS mitigation. Preventing DDoS attacks using learning algorithms on limited hardware 

    Munch-Ellingsen, Peter (Master thesis; Mastergradsoppgave, 2017-10-01)
    DDoS attacks are becoming more and more common, and threatens the current infrastructure of the internet. Cheap new IoT devices have led to a lot of new devices that are poorly secured and can easily be compromised and ...
  • Silicon nitride waveguide platform for fluorescence microscopy of living cells 

    Tinguely, Jean-Claude; Helle, Øystein Ivar; Ahluwalia, Balpreet Singh (Journal article; Tidsskriftartikkel; Peer reviewed, 2017)
    Waveguide chip-based microscopy reduces the complexity of total internal reflection fluorescence (TIRF) microscopy, and adds features like large field of view illumination, decoupling of illumination and collection path ...
  • International Cooperation on Search and Rescue in the Arctic 

    Sydnes, Are K.; Sydnes, Maria; Antonsen, Yngve (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-09)
    SAR in the Arctic is a complex and dynamic cross-disciplinary activity that requires the combined effort of multiple actors with specialized human and technical resources. Due to limited resources and infrastructure in ...
  • One‐Pot Synthesis of a bis‐Pocket Corrole through a 14‐fold Bromination Reaction 

    Norheim, Hans-Kristian; Schneider, Christian; Gagnon, Kevin J.; Ghosh, Abhik (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-02-14)
    A one-pot protocol, effecting 14-fold bromination with elemental bromine, has afforded copper beta-octabromo-meso-tris(2,6-dibromo-3,5-dimethoxyphenyl)corrole, a new bis-pocket metallocorrole. The Cu complex underwent ...
  • A New Introductory Course in the Engineering Education at the University of Tromsø 

    Gjengedal, Arne Ketil; Schive, Tor (Journal article; Tidsskriftartikkel; Peer reviewed, 2016)
    In 2011 a new national curriculum for the education of engineers was established in Norway. The objective of the curriculum is to ascertain that engineering education is professionally oriented, integrated, research-based ...
  • Solar Wind from Coronal Funnels and Transition Region Lyalpha 

    Esser, Ruth; Lie-Svendsen, Øystein; Janse, Åse Marit; Killie, Mari Anne (Journal article; Tidsskriftartikkel; Peer reviewed, 2005-08-10)
    Using a newly developed gyrotropic solar wind model that extends continuously from the mid-chromosphere to 1 AU and that accounts for radiative losses in the transition region, we have studied the difference between the ...
  • Episodic release of CO2 from the high-latitude North Atlantic Ocean during the last 135 kyrs 

    Ezat, Mohamed; Rasmussen, Tine Lander; Honisch, Barbel; Groeneveld, Jeroen; DeMenocal, P. (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-02-22)
    Antarctic ice cores document glacial-interglacial and millennial-scale variability in atmospheric pCO2 over the past 800 kyr. The ocean, as the largest active carbon reservoir on this timescale, is thought to have played ...
  • Comparison and classification of an Arctic Transitional snow climate in Tromsø, Norway 

    Velsand, Paul (Master thesis; Mastergradsoppgave, 2017-10-11)
    Winter tourism in Tromsø has increased significantly over the last years, consequently also the skiing tourism. It is advertised that Tromsø has a mild coastal climate compared to other destinations at similar latitudes. ...
  • Assessment of RISAT-1 and Radarsat-2 for Sea Ice Observation from Hybrid-Polarity Perspective 

    Espeseth, Martine; Brekke, Camilla; Johansson, Malin (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-10-25)
    Utilizing several Synthetic Aperture Radar (SAR) missions will provide a data set with higher temporal resolution. It is of great importance to understand the difference between various available sensors and polarization ...
  • Volume measurements and change of Longyearbreen and Tellbreen, Svalbard 

    Lidström, Marta Stina (Master thesis; Mastergradsoppgave, 2017-08-12)
    Climate change is a comprehensive field of research. The cryosphere is only a small portion of the entire spectrum but is still a very important constituent to try and understand. Thermal expansion of the oceans is the ...
  • Combining Satellite and Terrestrial Interferometric Radar Data to Investigate Surface Displacement in the Storfjord and Kåfjord Area, Northern Norway. 

    Eriksen, Harald Øverli (Doctoral thesis; Doktorgradsavhandling, 2017-10-10)
    Due to their all-weather all-day capabilities and increased availability, synthetic aperture radar (SAR) interferometric displacement datasets have gained popularity in a variety of scientific disciplines. Both satellite ...
  • The Dalton quantum chemistry program system 

    Aidas, Kestutis; Angeli, Celestino; Bak, Keld L.; Bakken, Vebjørn; Bast, Radovan; Boman, Linus; Christiansen, Ove; Cimiraglia, Renzo; Coriani, Sonja; Dahle, Pål; Dalskov, Erik K.; Ekström, Ulf Egil; Enevoldsen, Thomas; Eriksen, Janus J.; Ettenhuber, Patrick; Fernández, Berta; Ferrighi, Lara; Fliegl, Heike; Frediani, Luca; Hald, Kasper; Halkier, Asger; Hattig, Christof; Heiberg, Hanne; Helgaker, Trygve; Hennum, Alf Christian; Hettema, Hinne; Hjertenæs, Eirik; Høst, Stine; Høyvik, Ida Marie; Iozzi, Maria Francesca; Jansik, Brannislav; Jensen, Hans-Jørgen Aa.; Jonsson, Dan Johan; Jørgensen, Poul; Kauczor, Johanna; Kirpekar, Sheela; Kjærgaard, Thomas; Klopper, Wim; Knecht, Stefan; Kobayashi, Rika; Koch, Henrik; Kongsted, Jacob; Krapp, Andreas; Kristensen, Kasper; Ligabue, Andrea; Lutnæs, Ola B.; Melo, Juan I.; Mikkelsen, Kurt V.; Myhre, Rolf Heilemann; Neiss, Christian; Nielsen, Christian B.; Norman, Patrick; Olsen, Jeppe; Olsen, Jogvan Magnus H.; Osted, Anders; Packer, Martin J.; Pawlowski, Filip; Pedersen, Thomas Bondo; Provasi, Patricio F.; Reine, Simen Sommerfelt; Rinkevicius, Zilvinas; Ruden, Torgeir A.; Ruud, Kenneth; Rybkin, Vladimir V.; Salek, Pawel; Samson, Claire C. M.; Sanchez de Meras, Alfredo; Saue, Trond; Sauer, Stephan P. A.; Schimmelpfennig, Bernd; Sneskov, Kristian; Steindal, Arnfinn Hykkerud; Sylvester-Hvid, Kristian O.; Taylor, Peter R.; Teale, Andrew M.; Tellgren, Erik; Tew, David P.; Thorvaldsen, Andreas J.; Thøgersen, Lea; Vahtras, Olav; Watson, Mark A.; Wilson, David J. D.; Ziolkowski, Marcin; Ågren, Hans (Journal article; Tidsskriftartikkel; Peer reviewed, 2014-05)
    Dalton is a powerful general-purpose program system for the study of molecular electronic structure at the Hartree–Fock, Kohn–Sham, multiconfigurational self-consistent-field, Møller–Plesset, configuration-interaction, and ...

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