Browsing Publications by Title

Now showing items 1382-1401 of 2965

    • L-alanine-induced germination in Bacillus licheniformis -the impact of native gerA sequences 

      Madslien, Elisabeth Henie; Granum, Per Einar; Blatny, Janet Martha; Lindback, Toril (2014)
      Background L-alanine, acting through the GerA receptor, was recently found to be an efficient germinant in Bacillus licheniformis ATCC14580/DSM13. Results In this study, we show that several of 46 examined B. ...

    • Laboratorietester av betain og andre baneavisingsmidler - smelteegenskaper og infiltrasjonsforsøk 

      Author::Aaneby, Jorunn; Author::Johnsen, Ida Vaa (2021-03-25)
      Baneavisingsmidler benyttes for å sikre tilstrekkelig høy friksjon på rullebaner ved vinterforhold. Urea var vanlig å benytte som baneavisingsmiddel tidligere, men miljøskadelige effekter ved urea har gjort at de fleste ...

    • Laboratorietester av personlig dosemåler 

      Engøy, Thor; Gran, Hans Christian (2004)
      An electronic dosimeter, from MGP Instruments in France, capable of measuring gamma and neutron radiation has been tested for the Norwegian Defence Logistics Organisation / Land. Accuracy for dose response, energy response ...

    • Laboratory analysis of CBRN-substances: Stakeholder networks as clue to higher CBRN resilience in Europe 

      Plamboeck, Agneta Hånell; Stöven, Svenja; Davidson, Raquel Duarte; Fykse, Else-Marie; Griffiths, Mark D.; Nieuwenhuizen, Maarten; Rivier, Cédric; van der Schans, Marcel (2016)
      The threat of terrorists using CBRN agents continues to pose a risk of mass casualties and severe disruption of societal functions in Europe. Standardisation of crisis management activities is one important step towards ...

    • Lack of behavioural responses of humpback whales (Megaptera novaeangliae) indicate limited effectiveness of sonar mitigation 

      Wensveen, Paul; Kvadsheim, Petter Helgevold; Lam, Frans-Peter A.; vonBenda-Beckmann, Sander; Sivle, Lise Doksæter; Visser, Fleur; Cure, Charlotte; Tyack, Peter L.; Miller, Patrick James O'Malley (2017)
      Exposure to underwater sound can cause permanent hearing loss and other physiological effects in marine animals. To reduce this risk, naval sonars are sometimes gradually increased in intensity at the start of transmission ...

    • LADEMU: a modular & continuous approach for generating labelled APT datasets from emulations 

      Gjerstad, Julie; Kadiric, Fikret; Grov, Gudmund; Kjellstadli, Espen Hammer; Asprusten, Markus Leira (2023-01-26)
      Development and evaluation of data-driven capabilities for both threat hunting and intrusion detection require high-quality and up-to-date datasets. The generation of such datasets poses multiple challenges, which has led ...

    • Laminar burning velocity of gases vented from failed Li-ion batteries 

      Henriksen, Mathias; Vaagsaether, K.; Lundberg, Joachim; Forseth, Sissel; Bjerketvedt, D. (2021-06-10)
      In the last decade, several fires and explosions caused by Li-ion batteries (LIBs) have been reported. This can be attributed to the thermal runaway and catastrophic failures of LIBs that release combustible gases, which ...

    • Laminar burning velocity of the dimethyl carbonate–air mixture formed by the Li-ion electrolyte solvent 

      Henriksen, Mathias; Vågsæther, Knut; Gaathaug, Andre Vagner; Lundberg, Joachim; Forseth, Sissel; Bjerketvedt, Dag (2020-08-21)
      If a Li-ion cell fails and the electrolyte leaks out into air, a flammable premixed gas cloud can be formed. The electrolyte combustion energy is 65–70% of the total energy content of the cell. The main objective of this ...

    • LAMU tracker – a tracker for sensors with Large Angular Measurement Uncertainty 

      Gade, Brita H. Hafskjold (2007)
      LAMU (Large Angular Measurement Uncertainty) trackeren har blitt utviklet for sensorer med stor vinkel-usikkerhet, altså stor målestøy for vinkelmålingen. Mange HF (High Frequency) radarer er eksempler på slike sensorer. ...

    • Landoperasjonsmodellen : prinsipper og kalibrering 

      Langsæter, Tor (1979)

    • LandX20 Experiment Report – experiment for future land warfare capabilities with focus on increased situational awareness and unmanned systems 

      Mathiassen, Kim; Baksaas, Magnus; Dyrdal Idar; Eikanger, Brage Gerdsønn; Gulbrandsen, Fredrik; Gusland, Daniel; Larsen, Martin Vonheim; Mentzoni, Eilert; Minos-Stensrud, Mathias; Moen, Jonas; Nilssen, Eivind Bergh; Nummedal, Olav Rune; Nygaard, Tønnes; Rolfsjord, Sigmund; Simonsen, Aleksander; Thoresen, Marius; Bakstad, Lorns Harald; Bentsen, Dan Helge; Eggesbø, Christian; Grimstvedt, Eirik Skjelbreid; Haavardsholm, Trym Vegard; Halsør, Marius; Hoelsæter, Øistein; Kolden, David; Krogstad, Thomas Røbekk; Macdonald, Robert Helseth; Nielsen, Niels Hygum; Nonsvik, Guri; Ruud, Else-Line Malene; Seehuus, Rikke Amilde; Wiig, Martin Syre; Østevold, Einar (2022-03-21)
      LandX20 was a collaborative experiment and demonstration where four research projects from the Norwegian Defence Research Establishment (FFI) participated. The goal of the experiment was two-fold. The first goal was to ...

    • LandX23 - target acquisition and engagement 

      Bentsen, Dan Helge; Asak, Ole Martin; Bakstad, Lorns Harald; Nilssen, Eivind Bergh; Bjerke, Sven; Dalsjø, Per; Dybwad, Katrine Mygland; Eiksund, Oddmar; Folke-Olsen, Sander; Fyhn, Sondre Holm; Haavardsholm, Trym Vegard; Hanevold, Morten; Hellemo, Håkon; Horn, Christian; Imenes, Anders; Kolden, David; Larsen, Martin Vonheim; Mathiassen, Kim; Macdonald, Robert H.; Minos-Stensrud, Mathias; Nielsen, Niels-Hygum; Nielsen, Martin Normann; Nummedal, Olav Rune; Olsen, Lars Erik; Paulsmoen, Morten; Rosvold, Gard Inge; Sele, Marta Lill; Skaar, Sindre Løining; Simonsen, Aleksander Skjerlie; Spilling, Torjus; Stien, Håvard (2024-05-22)
      LandX is the Norwegian Defence Research Establishment’s (FFI’s) yearly two-week collaborative event focusing on experimental technologies in the land domain. LandX23 was its fourth edition. Over the years, the complexity ...

    • Langsiktig planlegging i Forsvaret - vitenskap i skjæringspunktet mellom politikk, byråkrati og kommandostyring 

      Solstrand, Ragnvald H. (2010)
      Rapporten handler om utviklingen av Forsvarets langtidsplanlegging fra tidlig på 1970-tallet og fram mot år 2000. Den beskriver den prinsipielle tilnærmingen, hvordan planleggingsmetodikken ble utviklet og hvilken rolle ...

    • Langtidsplanlegging – det umuliges kunst 

      Aarønæs, Lars; Bratberg, Kathinka Louise Rinvik (2023-11)
      Denne utgaven av FFIs populærvitenskapelige magasin Viten ønsker vi å gi mer innsikt i FFIs rolle og arbeid med langtidsplanlegging. Det har instituttet sjelden mulighet til ellers, når det legger fram konkrete analyser. ...

    • Langtrekkende presisjonsstyrte våpen : militærteoretiske betraktninger 

      Karlsen, Morten; Lindquister, Per Einar (2004)
      The security political and military technological development has highlighted the employment of long-range precisionguided weapons. The use of these capabilities have increased own forces security and reduced collateral ...

    • Langtrekkende presisjonsstyrte våpen : teknologiske betraktninger 

      Hennum, Alf Christian; Malerud, Stein; Johansson, Greger (2004)
      This report discusses the technological development of long range precision weapons. The weapon systems discussed will normally have a CEP less than 30 meters and a range of more than 100 km (including the platform). The ...

    • Large scale leakage of liquid hydrogen (LH2) – tests related to bunkering and maritime use of liquid hydrogen 

      Author::Aaneby, Jorunn; Author::Gjesdal, Thor; Author::Voie, Øyvind Albert (2021-01-13)
      Hydrogen is a promising energy carrier, which itself does not contribute to greenhouse gas emissions. Liquid hydrogen (LH2) is an efficient solution for transportation and storage of hydrogen. Especially for large vessels, ...

    • Large scale MALDI-TOF MS based taxa identification to identify novel pigment producers in a marine bacterial culture collection 

      Stafsnes, Marit Hallvardsd; Dybwad, Marius; Brunsvik, Anders; Bruheim, Per (2013)
      A challenge in the rational exploitation of microbial culture collections is to avoid superfluous testing of replicas. MALDI-TOF MS has been shown to be an efficient dereplication tool as it can be used to discriminate ...

    • Large-eddy simulation of dense gas dispersion over a simplified urban area 

      Wingstedt, Emma My Maria; Osnes, Andreas Nygård; Åkervik, Espen; Eriksson, Daniel; Reif, Bjørn Anders Pettersson (2017)
      Dispersion of neutral and dense gas over a simplified urban area, comprising four cubes, has been investigated by the means of large-eddy simulations (LES). The results have been compared to wind tunnel experiments and ...

    • Large-eddy simulations of dense-gas dispersion within a high-Reynolds number turbulent boundary layer 

      Wingstedt, Emma My Maria; Vartdal, Magnus; Reif, Bjørn Anders Pettersson (2017)
      Large-eddy simulations of flows over a backward-facing step with release of four different gases with increasing densities have been performed. The results have been analysed with particular emphasis on the part of the ...