• Forsvarsindustrien i Norge – statistikk 2020 

  Pedersen, Jon Olav (2021-09-10)

  Statistikken for 2020 viser at utvalget av norske forsvarsvirksomheter leverer ca.17 % av Forsvarets totale materiellinvesteringer. Forsvarsindustrien i Norge rapporterer en vekst i forsvarsrelatert omsetning på 20 % fra ...

• Påvirkes fisk og skalldyr av dumpet ammunisjon? – en undersøkelse i fire dumpefelt for krigsetterlatenskaper 

  Johnsen, Arnt (2021-09-09)

  FFI har undersøkt innhold av ammunisjonsrelaterte stoffer i fisk og skalldyr fanget i dumpefelt for ammunisjon, for å kartlegge opptak og risiko ved konsum. Det er gjort fangst av biota i Malangen, Skjerstadfjorden, ...

• Optimisation of performance-based continuation training – Study report for ANNC Collaborative Project between NLD and NOR – NLR Report TR-2021-172 

  Svendsen, Guro Kristin; van der Pal, Jelke; Fjærbu, Eirik Løhaugen (2021-09-10)

  This report documents the findings of a collaborative project within the Anglo-Netherlands-Norwegian collaboration (ANNC) between the Royal Netherlands Aerospace Centre (NLR) and the Norwegian Defence Research Establishment ...

• Nuclear weapons – worldwide situation 2021 

  Høibråten, Steinar; Kippe, Halvor; Enger, Elin; Schiller, Andreas (2021-09-14)

  This report is based on open sources and provides an overview of the current status and recent developments in the nuclear weapons arsenals of the world’s nine nuclear-weapon possessing states. The brief sections on each ...

• Military strategic aspects of Nordic security environment changes –identifying common Nordic strategic challenges 

  Nyhamar, Tore (2021-08-18)

  The study compares the strategic military challenges of the Nordic countries. The challenges identified by the Nordic states are remarkably similar – among the most similar of any given group in the world. First, the ...

• Comparison of thermal runaway initiation methods for a cylindrical Li-ion cell 

  Weydahl, Helge; Valset, Kjetil; Gilljam, Martin; Lian, Torleif; Gandrud, Knut Bjarne (2021-08-30)

  Li-ion batteries have become an important part of our daily life in applications as different as cell phones and electric ferries. High energy density is one of the factors for the successful market penetration of this ...

• Hvordan påvirkes alderspensjonen dersom alle tillegg og overtid blir pensjonsgivende? 

  Elman, Elisabeth; Halvorsen, Ola Krogh (2021-08-09)

  Militært personell må ofte jobbe til ukurante tidspunkt, på ukurante steder og tidvis med økt risiko for liv og helse. Dette blir de kompensert for med ulike tillegg og overtid. De fleste tillegg og overtid er imidlertid ...

• Hvordan kan Forsvaret kutte utslipp av drivhusgasser? – en funksjonell studie 

  Arnfinnsson, Brynjar; Kirkhorn, Simen (2021-08-23)

  Forsvarets aktivitet medfører en rekke negative påvirkninger på miljøet. Gitt Forsvarets oppgaver er en viss negativ miljøpåvirkning uunngåelig. Forsvaret legger imidlertid en betydelig innsats i å overvåke ulike former ...

• Passive Radar detection of small UAV over sea 

  Norheim-Næss, Idar; Finden, Erlend; Strøm, Kyrre (2019-07-22)

  During a trial over the Trondheim-fjord in Norway fall 2018, aDVB-T based passive radar system was used for detecting a small unmanned aerial vehicle (UAV) over sea. The measurements show a possible detection range of 1 ...

• Federating Tactical Edge Networks:Ways to Improve Connectivity, Security, and Network Efficiency in Tactical Heterogeneous Networks 

  Hegland, Anne Marie; Hauge, Mariann; Holtzer, Arjen (2020-02-14)

  This article elaborates on security and routing architectures for mobile tactical heterogeneous networks. It explores challenges and opportunities, and highlights the characteristics of these types of networks and their ...

• Samfunnsutvikling frem mot 2030 – utfordringer for politiet, PST og påtalemyndigheten 

  Sellevåg, Stig Rune; Bergh, Arild; Bruvoll, Janita; Høibråten, Steinar; Jacobsen, Hedda Lærum; Strand, Martin; Barland, Bjørn (2021-05-20)

  Denne rapportens formål har vært å beskrive hva samfunnsutviklingen kan bety for det fremtidige utfordringsbildet som politiet, Politiets sikkerhetstjeneste (PST) og påtalemyndigheten kan møte frem mot 2030. Det fremtidige ...

• Imaging radar for navigation and surveillance on an autonomous unmanned ground vehicle capable of detecting obstacles obscured by vegetation 

  Gusland, Daniel; Torvik, Børge; Finden, Erlend; Gulbrandsen, Fredrik; Smestad, Ragnar (2019-09-16)

  The Norwegian Defence Research Establishment (FFI), has developed a multi purpose radar demonstrator for Intelligence, Surveillance and Reconnaissance (ISR) on the Off-road Light Autonomous Vehicle (OLAV) platform. The ...

• Characterization of the public transit air microbiome and resistome reveals geographical specificity 

  Leung, Michael K.H.; Tong, X.; Bøifot, Kari Oline; Bezdan, Daniela; Butler, Daniel J.; Danko, David C.; Gohli, Jostein; Green, Caroline; Hernandez, Mark T.; Kelly, Frank J.; Levy, Shawn; Mason-Buck, Gabriela; Nieto-Caballero, Marina; Syndercombe-Court, Denise; Udekwu, Klas I.; Young, Benjamin G.; Mason, Christopher E.; Dybwad, Marius; Lee, Patrick K.H. (2021-05-26)

  Background The public transit is a built environment with high occupant density across the globe, and identifying factors shaping public transit air microbiomes will help design strategies to minimize the transmission of ...

• ESTIMATING RANGE DEPENDENT SEDIMENT THICKNESS AND REFLECTION COEFFICIENTS FROM BATHYMETRIC DATA FOR IMPROVED SONAR PERFORMANCE MODELLING 

  Stender, Dan Henrik Sekse; Søvik, André Adelsten (2019)

  Knowledge about the underwater environment is critical to anti-submarine warfare operations in littoral waters. The sonar settings and depth selections can significantly affect the predicted sonar performance. Bathymetry ...

• Distributed fusion in underwater sensor networks: Fusing bearing information 

  Otnes, Roald Wilhelm; Zetterberg, Per; Blouin, Stephane; Nordenvaad, Magnus Lundberg; Austad, Håvard; Dombestein, Elin Margrethe Bøhler (2019)

  In underwater sensor networks, distributed data fusion may be more efficient than centralized fusion because the limited data transmission capacity can make it difficult to collect all required sensor information at a ...

• 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 ...

• Proud past, exciting future – FFI 75 years 

  Aarønæs (red.), Lars (2021-07-12)

  On 11 April 1946, the Norwegian Parliament (Stortinget) decided to establish the Norwegian Defence Research Establishment (FFI). FFI has now been supplying knowledge and ideas for an effective Norwegian defence for 75 ...

• AMRISK VERSION 2.5 – documentation of verification tests 

  Holm, Knut B.; Elfving, Carl; Øiom, Hans; Serander, Emil; Larsson, Peter; Nielsen, Martin Normann (2021-06-29)

  AMRISK is the software code used for quantitative risk assessment of ammunition storages in Norway and Sweden. As the first part of a major upgrade of the code, AMRISK version 2.5 is finished and verified. The code of ...

• Multibeam Echosounder With Orthogonal Waveforms: Feasibility and Potential Benefits 

  Blachet, Antoine; Austeng, Andreas; Aparicio, Joaquin; Hunter, Alan Joseph; Hansen, Roy Edgar (2021-04-15)

  Modern multibeam echosounders (MBE) employ frequency-division techniques (FDT) to ensonify multiple sectors within the same ping cycle. This leads to improved performance in coverage rate, and yaw and pitch stabilization. ...

• Efficacy of face masks as source control and respiratory protection against transmission of SARS-CoV-2 

  Dybwad, Marius; Fykse, Else Marie; Gjesdal, Thor; Gorzkowska-Sobas, Agnieszka Anna; Helgeland, Anders; Åkervik, Espen (2021-06-25)

  During the COVID-19 pandemic, medical and community face masks have been used extensively by health care workers and the general public to reduce transmission of the SARSCoV-2 virus. This report reviews the available ...

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