Now showing items 1-5 of 5

    • Electron loss and meteoric dust in the mesosphere 

      Friedrich, Martin; Rapp, Markus; Blix, Tom Arild; Hoppe, Ulf-Peter; Torkar, Klaus; Robertson, Scott; Dickson, S; Lynch, K. (2012)
      The ionosphere is always assumed to contain equal numbers of positive and negative charges in a given volume (quasineutrality). Hence fewer electrons than positive charges are an indication of negative charges other than ...
    • Ionospheric influence on X-band radio signals 

      Blix, Tom Arild; Svenes, Knut; Hoppe, Ulf (2003)
      We systematically study the possible effects of the ionosphere on radiowave propagation in the X-band. The quiet ionosphere and various types of ionosphere disturbance are considered. We place special emphasis on high ...
    • Maritimt samarbeid innen EU, landene rundt polområdet, og Norges tilslutning til de ulike organisasjonene og prosjektene 

      Blix, Tom Arild (2014-11-28)
      Denne rapporten er utarbeidet for Barents Watch lukkede tjenester samt oppdragsgiverne for prosjekt 1254 “Maritim Overvåking” ved FFI. Rapporten belyser aktivitet innen EU som har betydning for maritim overvåking i ...
    • MilTech report 2012 

      Andås, Harald Erik; Blix, Tom Arild; Solheim, Svein Otto; Birkemo, Gunn Alice (2013-06-05)
      Developments within different technology areas and within specific defence related technologies are important for any small country. It is therefore essential to follow the technological developments in order to decide on ...
    • Pattern of Life – in a maritime military context 

      Blix, Tom Arild; Aronsen, Morten (2022-02-01)
      Norwegian Defence Research Establishment (FFI) has, on request from the Norwegian Joint Headquarters (NJHQ), conducted a study of “Pattern of Life (PoL)”. The expression Pattern of Life (PoL) has been used for some years ...