Blar i Faculty of Mathematics and Natural Sciences på tittel

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    • Seasonal sea ice persisted through the Holocene Thermal Maximum at 80°N 

      Pieńkowski, Anna J.; Husum, Katrine; Belt, Simon T.; Ninnemann, Ulysses S; Köseoğlu, Denizcan; Divine, Dmitry V.; Smik, Lukas; Knies, Jochen; Hogan, Kelly; Noormets, Riko (Journal article; Peer reviewed, 2021)
      The cryospheric response to climatic warming responsible for recent Arctic sea ice decline can be elucidated using marine geological archives which offer an important long-term perspective. The Holocene Thermal Maximum, ...

    • Seasonal to Decadal Temperature Variations in the Faroe-Shetland Inflow Waters 

      Hátún, Hjalmar; Sandø, Anne Britt; Drange, Helge; Bentsen, Mats (AGU Geophysical Monograph Series;158, Chapter, 2005)
      A 53 years hind-cast simulation with a regional version of the Nansen Center version of the Miami Isopycnic Coordinate Ocean Model (MICOM) has been conducted to explore the nature of the observed seasonal to inter-annual ...

    • Seasonal Variability in Near-bed Environmental Conditions in the Vazella pourtalesii Glass Sponge Grounds of the Scotian Shelf 

      Hanz, Ulrike; Beazley, Lindsay; Kenchington, Ellen; Duineveld, Gerard; Rapp, Hans Tore; Mienis, Furu (Journal article; Peer reviewed, 2021)
      The Scotian Shelf harbors unique aggregations of the glass sponge Vazella pourtalesii that provides an important habitat for benthic and pelagic fauna. Recent studies have shown that these sponge grounds have persisted in ...

    • Seasonal variation in marine C:N:P stoichiometry: can the composition of seston explain stable Redfield ratios? 

      Frigstad, Helene; Andersen, T.; Hessen, D. O.; Naustvoll, L. J.; Johnsen, Torbjørn Martin; Bellerby, Richard G. J. (Peer reviewed; Journal article, 2011)
      Seston is suspended particulate organic matter, comprising a mixture of autotrophic, heterotrophic and detrital material. Despite variable proportions of these components, marine seston often exhibits relatively small ...

    • Seasonal variations in C:N:Si:Ca:P:Mg:S:K:Fe relationships of seston from Norwegian coastal water: Impact of extreme offshore forcing during winter-spring 2010 

      Erga, Svein Rune; Haugen, Stig Bjarne; Bratbak, Gunnar; Egge, Jorun Karin; Heldal, Mikal; Mork, Kjell Arne; Nordland, Svein (Peer reviewed; Journal article, 2017-11)
      The aim of this study was to reveal the relative content of C, N, Ca, Si, P, Mg, K, S and Fe in seston particles in Norwegian coastal water (NCW), and how it relates to biological and hydrographic processes during seasonal ...

    • Seasonal zooplankton dynamics in Svalbard coastal waters: The shifting dominance of mero- and holoplankton and timing of reproduction in three species of Copepoda 

      Nyeggen, Margot Ulfsdatter (Master thesis, 2019-06-15)
      Monthly sampling was conducted in the ice-free Adventfjorden in West Spitsbergen, Svalbard, from March to November 2018 to assess the seasonal development in the Arctic zooplankton community and to investigate the seasonally ...

    • Seasonal-to-decadal predictions with the ensemble kalman filter and the Norwegian earth System Model: A twin experiment 

      Counillon, Francois; Bethke, Ingo; Keenlyside, Noel; Bentsen, Mats; Bertino, Laurent; Zheng, Fei (Peer reviewed; Journal article, 2014-03-10)
      Here, we firstly demonstrate the potential of an advanced flow dependent data assimilation method for performing seasonal-to-decadal prediction and secondly, reassess the use of sea surface temperature (SST) for initialisation ...

    • Seasonality and drivers of water column optical properties on the northwestern Barents Sea shelf 

      Sandven, Håkon; Hamre, Børge; Petit, Tristan; Röttgers, Rudiger; Liu, Hongbo; Granskog, Mats (Journal article; Peer reviewed, 2023)
      Hydrographic and bio-optical measurements were conducted along a south–north transect on the northwestern Barents Sea shelf from early spring to late summer in 2021. Strong climate change manifestations observed in this ...

    • Seasonality of coastal upwelling trends in the Mauritania-Senegalese region under RCP8.5 climate change scenario 

      Vázquez, R.; Parras-Berrocal, I.M.; Koseki, Shunya; Cabos, W.; Sein, D.V.; Izquierdo, A. (Journal article; Peer reviewed, 2023)
      The Mauritania-Senegalese upwelling region (MSUR), the southernmost region of the Canary current upwelling system, is well-known for its coastal productivity and the key role it plays in enriching the oligotrophic open ...

    • Seasonality of Surface Chlorophyll in the Red Sea 

      Ahmed, Mohammed Elamin Bashir Hassan (Master thesis, 2012-10-01)
      Although the understanding of the oceanography of the Red Sea has been developed over the last few decades, but we still have a little knowledge about the influences of the physical factors on the phytoplankton activity. ...

    • Seasonality of the Physical and Biogeochemical Hydrography in the Inflow to the Arctic Ocean Through Fram Strait 

      Randelhoff, Achim; Reigstad, Marit; Chierici, Melissa; Sundfjord, Arild; Ivanov, Vladimir; Cape, Matthias; Vernet, Maria; Tremblay, Jean-Éric; Bratbak, Gunnar; Kristiansen, Svein (Peer reviewed; Journal article, 2018-06-29)
      Eastern Fram Strait and the shelf slope region north of Svalbard is dominated by the advection of warm, salty and nutrient-rich Atlantic Water (AW). This oceanic heat contributes to keeping the area relatively free of ice. ...

    • The seasonally dry tropical forest species Cavanillesia chicamochae has a middle Quaternary origin 

      Bacon, Christine D.; Gutiérrez-Pinto, Natalia; Flantua, Suzette; Castellanos Suárez, Diego; Jaramillo, Carlos; Pennington, R. Toby; Antonelli, Alexandre (Journal article; Peer reviewed, 2021)
      We use DNA sequence data to understand the evolutionary history of the genus Cavanillesia (Malvaceae), with particular emphasis on C. chicamochae, an emblematic succulent-trunked tree endemic to seasonally dry tropical ...

    • Secchi disk measurements in turbid water 

      Bowers, David George; Roberts, Emyr Martyn; Hoguane, António Mubango; Fall, Kelsey A.; Massey, Grace M.; Friedrichs, Carl T. (Journal article; Peer reviewed, 2020)
      In the classical theory of the Secchi disk depth, diffuse sunlight falling on the disk is reflected back to the observer's eye along the most direct route, as a beam. The disappearance depth, ZSD, of the disk is then ...

    • The Second AGILE MCAL Gamma-Ray Burst Catalog: 13 yr of Observations 

      Ursi, A.; Romani, M.; Verrecchia, F.; Pittori, C.; Tavani, M.; Marisaldi, Martino; Galli, M.; Labanti, C.; Parmiggiani, N.; Bulgarelli, A.; Addis, A.; Baroncelli, L.; Cardillo, M.; Casentini, C.; Cattaneo, P.W.; Chen, A.; Di Piano, Piano; Fuschino, F.; Longo, F.; Lucarelli, F.; Morselli, A.; Piano, G.; Vercellone, S. (Journal article; Peer reviewed, 2022)
      We present the results of a systematic search and analysis of GRBs detected by the Astrorivelatore Gamma ad Immagini LEggero (AGILE) MiniCALorimeter (MCAL; 0.4–100 MeV) over a time frame of 13 yr, from 2007 to 2020 November. ...

    • The Second Catalog of Interplanetary Network Localizations of Konus Short-duration Gamma-Ray Bursts 

      Svinkin, D.S.; Hurley, K.; Ridnaia, A.V.; Lysenko, A.L.; Frederiks, D.D.; Golenetskii, S.V.; Tsvetkova, A.E.; Ulanov, M.V.; Kokomov, A.; Cline, T.L.; Mitrofanov, I.; Golovin, D.; Kozyrev, A.; Litvak, M.; Sanin, A.; Goldstein, A.; Briggs, M.S.; Wilson-Hodge, C.; Burns, E.; Von Kienlin, Kienlin; Zhang, X.-L.; Rau, A.; Savchenko, V.; Bozzo, E.; Ferrigno, C.; Barthelmy, S.; Cummings, J.; Krimm, H.; Palmer, D.M.; Tohuvavohu, A.; Yamaoka, K.; Ohno, M.; Fukazawa, Y.; Hanabata, Y.; Takahashi, T.; Tashiro, M.; Terada, Y.; Murakami, T.; Makishima, K.; Boynton, W.; Fellows, C.W.; Harshman, K.P.; Enos, H.; Starr, R.; Goldsten, J.; Gold, R.; Ursi, A.; Tavani, M.; Bulgarelli, A.; Casentini, C.; Del Monte, Monte; Evangelista, Y.; Galli, M.; Longo, F.; Marisaldi, Martino; Parmiggiani, N.; Pittori, C.; Romani, M.; Verrecchia, F.; Smith, D.M.; Hajdas, W.; Xiao, S.; Cai, C.; Yi, Q.B.; Zhang, Y.Q.; Xiong, S.L.; Li, X.B.; Huang, Y.; Li, C.K.; Zhang, S.N.; Song, L.M.; Liu, C.Z.; Li, X.Q.; Peng, W.X.; Martinez-Castellanos, I. (Journal article; Peer reviewed, 2022)
      We present the catalog of InterPlanetary Network (IPN) localizations for 199 short-duration gamma-ray bursts (sGRBs) detected by the Konus-Wind (KW) experiment between 2011 January 1 and 2021 August 31, which extends the ...

    • The Second Rewrite Engines Competition 

      Durán, Francisco; Roldán, Manuel; Balland, Emilie; van den Brand, Mark; Eker, Steven; Kalleberg, Karl Trygve; Kats, Lennart C. L.; Moreau, Pierre-Etienne; Schevchenko, Ruslan; Visser, Eelco (Journal article, 2009-06-29)
      The Second Rewrite Engines Competition (REC) was celebrated as part of the 7th Workshop on Rewriting Logic and its Applications (WRLA 2008). In this edition of the competition participated five systems, namely ASF+SDF, ...

    • Second-Order Finite Automata 

      de Melo, Alexsander Andrade; Oliveira, Mateus De Oliveira (Journal article; Peer reviewed, 2022)
      Traditionally, finite automata theory has been used as a framework for the representation of possibly infinite sets of strings. In this work, we introduce the notion of second-order finite automata, a formalism that combines ...

    • Secretory vesicle protein homologues in choanoflagellates 

      Göhde, Ronja Alica Angelika (Doctoral thesis, 2023-12-15)
      Regulert vesikeleksocytose, som i tilfellet med høyt spesialisert synaptisk vesikelsekresjon, styres av et sett evolusjonært konserverte proteiner. Mange av disse proteinene er eldre enn dyrene. Målet med denne avhandlingen ...

    • Secure coding through integration of public information security sources to eclipse development environment 

      Lunde, Sivert (Master thesis, 2022-06-01)
      The use of open source components in software development has been growing at a rapid pace for a number of years. This increase in use of open source software is accompanied by an increase in the risk of security ...

    • Secure, reliable, and efficient communication over the wiretap channel 

      Algrøy, Joakim (Master thesis, 2022-06-01)
      Secure wireless communication between devices is essential for modern communication systems. Physical-layer security over the wiretap channel may provide an additional level of secrecy beyond the current cryptographic ...