Academic lecture
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Tyssøy, Hilde Nesse; Ødegaard, Linn-Kristine Glesnes; Stadsnes, Johan
et al. (2019). Electron pitch angle anisotropy in corotating interaction region-driven storms – implications for radiation belt loss and electron precipitation. (external link)
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Tyssøy, Hilde Nesse; Ødegaard, Linn-Kristine Glesnes; Stadsnes, Johan
et al. (2018). Radiation Belt Loss due to Energetic Electron Precipitation in Geomagnetic Storm associated with Corotating Interaction Regions. (external link)
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Stadsnes, Johan; Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse
et al. (2016). Trapped and Precipitating Energetic Electrons during Geomagnetic Storms Driven by Corotating Interaction Regions (CIRs). (external link)
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Søraas, Finn
(2014). Ring current behavior revealed by low altitude observations of auroral and equatorial particle precipitation. (external link)
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Tyssøy, Hilde Nesse; Stadsnes, Johan; Søraas, Finn
(2013). Variations in cutoff latitude and implication for the distribution of particle deposition during solar proton events. (external link)
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Tyssøy, Hilde Nesse; Stadsnes, Johan; Søraas, Finn
(2013). Strong day-night asymmetry in cutoff latitude and implication for the distribution of particle energy deposition during solar proton events. (external link)
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Stadsnes, Johan; Tyssøy, Hilde Nesse; Søraas, Finn
et al. (2013). Variation in cutoff latitudes during solar proton events and implication for the distribution of particle energy deposition in the upper atmosphere. (external link)
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Tyssøy, Hilde Nesse; Stadsnes, Johan; Søraas, Finn
et al. (2012). Energetic particle precipitation and ionization effects in the mesosphere during the solar energetic particle events 23 - 30 January 2012. (external link)
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Engebretson, Mark; Posch, J. L.; Lessard, Marc R.
et al. (2012). Multi-instrument Observations from Svalbard of a Traveling Convection Vortex, Electromagnetic Ion Cyclotron Wave Burst, and Proton Precipitation Associated with a Bow Shock Instability. (external link)
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Daae, Marianne; Espy, Patrick Joseph; Lisa, M. S. N.
et al. (2011). The effect of radiation belt particles on middle atmospheric nighttime ozone during enhanced geomagnetic activity. (external link)
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Nesse Tyssøy, Hilde; Stadsnes, Johan; Mertens, C.J.
et al. (2011). A cooling effect in the upper mesosphere associated with the 2003 Halloween storms. (external link)
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Nesse Tyssøy, Hilde; Stadsnes, Johan; Søraas, Finn
(2011). A cooling effect in the upper mesosphere associated with the 2003 Halloween storms. (external link)
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Søraas, Finn; Sørbø, Marita; Laundal, Karl Magnus
(2011). Observations of energetic protons and auroral light during geomagnetic storms. (external link)
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Søraas, Finn; Laundal, Karl Magnus
(2011). Particle and optical observations of subauroral proton precipitation. (external link)
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Søraas, Finn; Sørbø, Marita
(2011). Observations of energetic protons and neutral atoms (ENA) at low altitudes during geomagnetic storms. (external link)
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Daae, Marianne; Espy, Patrick Joseph; Søraas, Finn
et al. (2011). The effect of radiation belt particles on middle atmospheric night time ozone during enhanced geomagnetic activity. (external link)
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Håland, Stein Egil; Søraas, Finn; Daly, P.
et al. (2011). Determination of polar cap size and shape using energetic particles. (external link)
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Stadsnes, Johan; Nesse Tyssøy, Hilde; Søraas, Finn
et al. (2009). Upper Mesospheric and Lower Thermospheric Temperature Effects Caused by Energetic Particle Precipitation During the 2003 Halloween Storm. (external link)
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Moen, Jøran Idar; Bekkeng, Jan Kenneth; Bekkeng, T. A.
et al. (2009). On the investigation of cusp irregularities by sounding rockets. (external link)
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Moen, Jøran Idar; Bekkeng, Jan Kenneth; Bekkeng, T. A.
et al. (2009). On the Investigation of cusp irregularities by sounding rockets. (external link)
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Sørbø, Marita; Søraas, Finn
(2007). Storm Time Equatorial Belt er dominert av oksygenioner frå ringstraumen. (external link)
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Sørbø, Marita; Søraas, Finn
(2007). The ring current behaviour during high speed stream events asrevealed by precipitating particles and the STEB. (external link)
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Søraas, Finn; Sandanger, Marit Irene J.; Aarsnes, Kjell
(2007). Anisotropic proton precipitation and loss of relativistic electrons by the NOAA satellites related to EMIC waves. (external link)
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Søraas, Finn
(2007). On the relationship between precipitating protons and loss of relativistic electrons. The ring current behaviour as reveald by by the STEB. (external link)
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Søraas, Finn
(2007). The ring current as revealed by the STEB (Storm Time Equatorial Belt). (external link)
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Søraas, Finn; Sandanger, Marit Irene J.; Sørbø, Marita
et al. (2006). Injection and Loss Processes of 30 to 300 keV Particles and Relativistic Electrons During CIR and Non-CIR Storms. (external link)
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Guarnieri, Fernando; Tsurutani, Bruce; Gonzalez, Walter
et al. (2006). ICME and CIR storms with particular emphases on HILDCAA events. (external link)
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Søraas, Finn; Sandanger, Marit Irene J.; Sørbø, Marita
et al. (2006). Injection and loss processes of 30 to 300 keV particles and relativistic electrons during CIR and non-CIR storms. (external link)
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Sørbø, Marita; Brandt, Pontus; Søraas, Finn
(2006). Energetic Neutral Atom (ENA) measurements from IMAGE compared with low altitude measurements of Storm Time Equatorial Belt. (external link)
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Sørbø, Marita; Søraas, Finn; Aarsnes, Kjell
(2005). Breiddefordelinga til Storm Time Equatorial Belt, observasjonar og teori. (external link)
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Pedersen, A.; Balogh, A.; Borg, A.L.
et al. (2004). Electric and magnetic field and particle observations on Cluster combined with ground-based observations during substorms. (external link)
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Søraas, F.; Oksavik, Kjellmar; Sandanger, M. I.
et al. (2004). Relativistic electron losses in regions of anisotropic proton precipitation. (external link)
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Pedersen, Arne; Balogh, A.; Borg, Anette Lauen
et al. (2004). Electric and magnetic field and particle observations on Cluster combined with ground-based observations during substorms. (external link)
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Søraas, Finn
(2003). Ring current dynamics and local time behavior estimated from low-altitude proton observations. (external link)
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Søraas, Finn; Oksavik, Kjellmar; Aarsnes, Kjell
et al. (2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
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Søraas, Finn; Oksavik, Kjellmar; Aarsnes, Kjell
et al. (2003). Ring current dynamics and local time behavior estimated from low-altitude proton observations. (external link)
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Svenes, Knut; Stadsnes, Rune; Haaland, Svein
et al. (2003). Study of a near-Earth reconnection event based on Cluster measurements interpreted in a global context. (external link)
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Svenes, Knut R.; Stadsnes, Rune; Håland, Stein
et al. (2003). Multiple X-lines observed by Cluster in the near-Earth tail. (external link)
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Søraas, Finn
(2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
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Mursula, Kalevi; Asikainen, Timo; Kerttula, Raine
et al. (2003). Observations of energetic particles in the dayside magnetosphere by Cluster-ll. (external link)
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Mursula, Kalevi; Asikainen, Timo; Kerttula, Raine
et al. (2003). Observations of energetic particles in the dayside magnetosphere by Cluster-ll. (external link)
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Søraas, F.; Oksavik, Kjellmar
(2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
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Søraas, F.; Oksavik, Kjellmar; Aarsnes, K.
et al. (2003). Ring current dynamics and local time behavior estimated from low-altitude proton observations. (external link)
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Søraas, F.; Oksavik, Kjellmar; Aarsnes, K.
et al. (2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
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Mursula, K.; Kerttula, R.; Friedel, R.
et al. (2002). CLUSTER/Rapid energetic particle observations of the dayside magnetospheric boundary. (external link)
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Stadsnes, Rune; Håland, Stein; Svenes, Knut R.
et al. (2002). Example of a near-Earth reconnection event observed by Cluster. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
(2001). Rocket and satellite observations of energetic particles at high latitudes. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
(2001). A space-based DST-index estimated from low altitude proton observations. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
(2001). Ring current intensity estimated from low altitude proton observations. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Aksnes, Arve
et al. (2001). The Svalbard archipelago - a window to CLUSTER. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, Jøran
et al. (2001). Optical and particle signatures of the low-latitude boundary layer near noon: Satellite and ground-based observations. (external link)
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Moen, Jøran; Holtet, Jan Arnstein; Pedersen, Arne
et al. (2001). Cluster boundary-layer measurements and optical observations at magnetic conjugate sites. (external link)
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Søraas, Finn; Aarsnes, Kjell; Maaseide, Karl
et al. (2001). Low altitude optical, x-ray and ENA imaging of an auroral arc. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, J.
et al. (2000). Optical and particle signatures of magnetospheric boudary layers near magnetic noon: Satellite and ground-based observations. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2000). Low altitude observations of precipitation electrons and protons. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
(2000). Ring current estimated from low altitude observations. (external link)
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Håland, Stein; Østgaard, Nikolai; Stadsnes, Johan
et al. (2000). Comparison of energy spectra in the ionosphere and in the central plasma sheet during a magnetospheric substorm. (external link)
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Håland, Svein; Østgaard, Nikolai; Stadsnes, J.
et al. (2000). Comparison of Energy Spectra in the Ionosphere and in the Central Plasma Sheet During a Magnetospheric Sub-storm. (external link)
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Håland, Stein; Østgaard, Nikolai; Stadsnes, Johan
et al. (2000). Comparison of energy spectra in the ionosphere and in the central plasma sheet during a magnetospheric substorm. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, J.
et al. (2000). Optical and particle signatures of magnetospheric boudary layers near magnetic noon: Satellite and ground-based observations. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2000). Low altitude observations of precipitation electrons and protons. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
(2000). Ring current estimated from low altitude observations. (external link)
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Pfaff, R. F.; Maynard, R.; Søraas, Finn
et al. (1998). DC and Wave Electric Fields and Other Plasma Parameters on Two Sounding Rockets in the Dark Cusp Region During IMF Bz North and South Conditions. (external link)
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Stadsnes, Johan; Østgaard, Nikolai; Søraas, Finn
et al. (1997). Coordinated studies of auroral X-rays, optical emissions and precipitating electrons by rockets. (external link)
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Østgaard, Nikolai; Stadsnes, Johan; Aarsnes, Kjell
et al. (1996). PULSAUR II: X-ray measurements during a pulsating aurora. (external link)
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Søraas, Finn; Aarsnes, Kjell; Bjordal, Jon
et al. (1996). PULSAUR II: Pulsating aurora rocket and groundbased observations. An overview. (external link)
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Håheim, G.; Søraas, Finn; Stadsnes, Johan
et al. (1996). PULSAUR II: Ground measurements compared with rocket data. (external link)
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Søraas, Finn; Aarsnes, Kjell; Bjordal, Jon
et al. (1996). PULSAUR II: Pulsating aurora rocket and groundbased obervations. An overview. (external link)
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Stadsnes, Johan; Østgaard, Nikolai; Søraas, Finn
et al. (1996). Electron Flux Modulations During Pulsating Aurora. (external link)
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Søraas, Finn; Aarsnes, Kjell; Bjordal, Jon
et al. (1996). PULSAUR II: Pulsating aurora rocket and groundbased obervations. An overview. (external link)
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Smith, M.; Søraas, Finn; Stadsnes, Johan
et al. (1995). Pulsating Aurora as Observed by the PULSAUR II Sounding Rocket: A Comparison of Particle, X-ray and Photometer Data. (external link)
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Måseide, K.; Søraas, Finn; Aarsnes, Kjell
et al. (1995). PULSAUR II: A sounding rocket project to study pulsating aurora and related phenonena. (external link)
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Søraas, Finn; Stadsnes, Johan; Aarsnes, Kjell
et al. (1995). A Study of Pulsating Aurora by Coordinated Rocket and Ground Based Observations. (external link)
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Søraas, Finn; Stadsnes, Jon; Aarsnes, Kjell
et al. (1995). Pulsating Aurora as Observed by the PULSAUR II Sounding Rocket: An Overview. (external link)
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Søraas, Finn; Aarsnes, Kjell; Bjordal, Jon
et al. (1995). PULSAUR II: Rocket and Groundbased Measurements in a Pulsating Aurora. (external link)
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Daglis, I. A.; Levi, S.; Wilken, B.
et al. (1994). Substorm investigation with the CRRES satellite. (external link)
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Stadsnes, Johan; Søraas, Finn
(1994). Atomic Physics Applied in Cosmic Geophysics - Aurora and Magnetospheric Physics. (external link)
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Stadsnes, Johan; Søraas, Finn
(1994). Atomic Physics Applied in Cosmic Geophysics - Aurora and Magnetospheric Physics. (external link)
Poster
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Tyssøy, Hilde Nesse; Ødegaard, Linn-Kristine Glesnes; Stadsnes, Johan
et al. (2019). Electron Pitch Angle Anisotropy in Corotating Interaction Region-Driven Storms – Implications for Energetic Electron Precipitation. (external link)
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Tyssøy, Hilde Nesse; Ødegaard, Linn-Kristine Glesnes; Stadsnes, Johan
et al. (2017). Parameterizing Energetic Electron Precipitation in Weak to Moderate Geomagnetic Storm associated with Corotating Interaction Regions. (external link)
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Sandanger, Marit Irene J.; Ødegaard, Linn-Kristine Glesnes; Søraas, Finn
et al. (2016). Solar cycle variability in long term particle fluxes as measured by NOAA POES. (external link)
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Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse; Søraas, Finn
et al. (2016). Energetic electron precipitation during geomagnetic storms driven by high-speed solar wind streams. (external link)
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Tyssøy, Hilde Nesse; Ødegaard, Linn-Kristine Glesnes; Stadsnes, Johan
et al. (2016). Energetic Electron Precipitation in Weak to Moderate Geomagnetic Storm associated with Corotating Interaction Regions. (external link)
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Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse; Sandanger, Marit Irene J.
et al. (2015). Relativistic electron precipitation during geomagnetic storm time in the years 2006 – 2010. (external link)
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Ødegaard, Linn Kristine G.; Sandanger, Marit Irene J.; Søraas, Finn
et al. (2014). Space weather effects on solid state detectors on low altitude polar orbiting satellites. (external link)
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Sandanger, Marit Irene J.; Ødegaard, Linn Kristine G.; Tyssøy, Hilde Nesse
et al. (2014). A New Method of recalibrating NOAA POES MEPED proton measurements. (external link)
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Sandanger, Marit Irene J.; Ødegaard, Linn Kristine G.; Tyssøy, Hilde Nesse
et al. (2014). A new method of recalibrating NOAA MEPED proton measurements. (external link)
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Tyssøy, Hilde Nesse; Stadsnes, Johan; Søraas, Finn
et al. (2013). Variations in cutoff latitude during the January 2012 solar proton event and implication for the distribution of particle energy deposition. (external link)
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Sandanger, Marit Irene J.; Tyssøy, Hilde Nesse; Stadsnes, Johan
et al. (2013). Determination of NOAA MEPED correction factors - evaluation of different methods. (external link)
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Ødegaard, Linn-Kristine Glesnes; Oksavik, Kjellmar; Søraas, Finn
et al. (2013). Recalibration of the NOAA/POES MEPED instrument using a statistical approach. (external link)
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Sørbø, Marita; Brandt, Pontus; Søraas, Finn
et al. (2007). The Storm Time Equatorial Belt is dominated by Oxygen ions from the ring current. (external link)
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Søraas, Finn; Sørbø, Marita
(2007). Ring current behaviour inferred from ground magnetic and space observations. (external link)
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2006). Relativistic electrons during high speed solar wind streams. (external link)
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Sørbø, Marita; Søraas, Finn
(2006). Ring current processes inferred from precipitating Energetic Neutral Atoms at low latitudes. (external link)
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Sørbø, Marita; Søraas, Finn
(2006). Low latitude precipitating Energetic Neutral Atoms reveal properties of the storm time ring current. (external link)
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Søraas, Finn; Sørbø, Marita; Aarsnes, Kjell
et al. (2006). Ring current behavior inferred from ground magnetic and space observations. (external link)
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Sørbø, Marita; Søraas, Finn; Aarsnes, Kjell
et al. (2005). Low latitude precipitation of energetic neutral atoms reflects the ring current pitch angle distribution during storms. (external link)
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Sørbø, Marita; Søraas, Finn
(2005). Low altitude observations of ENAs. (external link)
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Sørbø, Marita; Søraas, Finn
(2005). Low altitude observations of ENAs. (external link)
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Oksavik, Kjellmar; Moen, Jøran Idar; Lester, M.
et al. (2004). On the collocation of turbulent electric fields and wide HF spectra. (external link)
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Sandanger, M. I.; Søraas, F.; Oksavik, Kjellmar
et al. (2004). Loss of relativistic electrons during HILDCAA events. (external link)
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2003). A study of particle injection into the Auroral/Ring Current during HILDCAA events. (external link)
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Kerttula, Raine; Mursula, Kalevi; Asikainen, Timo
et al. (2003). Energetic particle acceleration during the main phase of a major magnetic storm. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, Jøran
et al. (2003). Simultaneous optical, CUTLASS HF radar, and FAST spacecraft observations in the cusp. (external link)
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2003). Partikkel injeksjon inn i nordlys- og ringstrøms områdene under HILDCAA. (external link)
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Evans, David; Greer, Sue; Søraas, Finn
et al. (2003). Long-lived enhancements of >30 keV electron fluxes at very low L-values. (external link)
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Stadsnes, Rune; Svenes, Knut; Aarsnes, Kjell
et al. (2003). A comparison between tail and low altitude observations during a long period of enhanced geomagnetic activity. (external link)
-
Svenes, Knut R.; Stadsnes, Rune; Håland, Stein
et al. (2003). Case study of a near-Earth reconnection event utilizing multipoint satellite observations. (external link)
-
Svenes, Knut; Stadsnes, Rune; Haaland, Svein
et al. (2003). Case study of a near-earth reconnection event utilizing multipoint satellite observations. (external link)
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Sørbø, Marita; Søraas, Finn; Aarsnes, Kjell
et al. (2003). Multi-spacecraft observations of energetic electron and proton precipitation during geomagnetic storms. (external link)
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2003). Particle injection into the auroral/ring current regions during HILDCAA events. (external link)
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Sandanger, M. I.; Søraas, F.; Aarsnes, K.
et al. (2003). Particle injection into the auroral/ring current regions during HILDCAA events. (external link)
-
Oksavik, Kjellmar; Søraas, F.; Moen, Jøran Idar
et al. (2003). Simultaneous optical, CUTLASS HF radar, and FAST spacecraft observations in the cusp. (external link)
-
Sørbø, M.; Søraas, F.; Aarsnes, K.
et al. (2003). Multi-spacecraft observations of energetic electron and proton precipitation during geomagnetic storms. (external link)
-
Stadsnes, R.; Svenes, K.; Aarsnes, K.
et al. (2003). A comparison between tail and low altitude observations during a long period of enhanced geomagnetic activity. (external link)
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Sandanger, M. I.; Søraas, F.; Aarsnes, K.
et al. (2003). A Study of Particle Injection into the Auroral/Ring Current During HILDCAA Events. (external link)
-
Evans, D. S.; Greer, M. S.; Søraas, F.
et al. (2003). A long-lived enhancement of >30 keV electron fluxes at very low L-values. (external link)
-
Sandanger, M. I.; Søraas, F.; Aarsnes, K.
et al. (2003). Partikkel injeksjon inn i nordlys- og ringstrømsområdene under HILDCAA. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Fritz, Theodore A
et al. (2002). Three-dimensional magnetopause sounding using Cluster/RAPID. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2002). Proton precipitation as a measure of ring current injection. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2002). Storm-time protons observed at L-values below 1.25. (external link)
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Carlsen, Dag Vartdal; Søraas, Finn
(2002). A comparison between Dst based upon SW parameters and proton precipitation. (external link)
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Aarsnes, Kjell; Oksavik, Kjellmar; Søraas, Finn
et al. (2002). Observations of Energetic Particles From the Polar Cap to the Equator During the April 2002 Storms. (external link)
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Søraas, Finn; Oksavik, Kjellmar; Aarsnes, Kjell
et al. (2002). Storm Time Equatorial Belt - an Image of Ring Current Behavior. (external link)
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Svenes, Knut R.; Stadsnes, Rune; Håland, Stein
et al. (2002). Four spacecraft study of dipolarization-like signatures at the lobe/plasma sheet interface. (external link)
-
Grande, M.; Carter, M.; Perry, C. H.
et al. (2001). Investigation of energetic electrons in the geotail using Cluster RAPID IES. (external link)
-
Oksavik, Kjellmar; Søraas, Finn; Moen, Jøran
et al. (2001). Open and closed LLBL: Optical and particle signatures. (external link)
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Oksavik, Kjellmar; Fritz, Theodore A.; Zong, Quigang
et al. (2001). Sounding the magnetopause surface in three-dimensions with Cluster/RAPID. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (1999). Low Altitude Observations of Ring Current Particles. (external link)
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Håland, Stein Egil; Søraas, Finn; Ullaland, Stein
(1999). GEOTAIL HEP-LD Results: 1: Propagation Velocities and Dimensions of Flux Rope Structures in the Near-Earth Magnetotail. (external link)
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Måseide, K.; Søraas, Finn; Aarsnes, Kjell
et al. (1995). A Comparison of Optical Emissions, X-rays and Particle Measurements in a Pulsating Aurora. (external link)
Academic article
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Zhou, Su; Luan, Xiaoli; Søraas, Finn
et al. (2018). The detached auroras induced by the solar wind pressure enhancement in both hemispheres from imaging and in situ particle observations. (external link)
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Søraas, Finn; Sandanger, Marit Irene J.; Smith-Johnsen, Christine
(2018). NOAA POES and MetOp particle observations during the 17 March 2013 storm. (external link)
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Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse; Søraas, Finn
et al. (2017). Energetic electron precipitation in weak to moderate corotating interaction region-driven storms. (external link)
-
Goldstein, Jerry; Bisikalo, Dmitry V.; Shematovich, Valery I.
et al. (2016). Analytical estimate for low-altitude ENA emissivity. (external link)
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Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse; Sandanger, Marit Irene J.
et al. (2016). Space Weather impact on the degradation of NOAA POES MEPED proton detectors. (external link)
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Sandanger, Marit Irene J.; Ødegaard, Linn-Kristine Glesnes; Tyssøy, Hilde Nesse
et al. (2015). In-flight calibration of NOAA POES proton detectors - Derivation of the MEPED correction factors. (external link)
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Kozyra, Janet U.; Liemohn, Michael W.; Cattell, Cynthia A.
et al. (2014). Solar filament impact on 21 January 2005: Geospace consequences. (external link)
-
Engebretson, Mark J.; Yeoman, Timothy Kenneth; Oksavik, Kjellmar
et al. (2013). Multi-instrument observations from Svalbard of a traveling convection vortex, electromagnetic ion cyclotron wave burst, and proton precipitation associated with a bow shock instability. (external link)
-
Tyssøy, Hilde Nesse; Stadsnes, Johan; Søraas, Finn
et al. (2013). Variations in cutoff latitude during the January 2012 solar proton event and implication for the distribution of particle energy deposition. (external link)
-
Søraas, Finn; Laundal, Karl Magnus; Usanova, Maria E.
(2013). Coincident particle and optical observations of nightside subauroral proton precipitation. (external link)
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Søraas, Finn; Sørbø, Marita
(2013). Low altitude observations of ENA from the ring current and from the proton oval. (external link)
-
Goldstein, Jerry; McComas, David J.; Valek, Philip
et al. (2013). Local-time-dependent low-altitude ion spectra deduced from TWINS ENA images. (external link)
-
Daae, Marianne; Espy, Patrick Joseph; Tyssøy, Hilde Nesse
et al. (2012). The effect of energetic electron precipitation on middle mesospheric night-time ozone during and after a moderate geomagnetic storm. (external link)
-
Bugiolacchi, Roberto; Mall, Urs; Bhatt, Megha
et al. (2011). An in-depth look at the lunar crater Copernicus: Exposed mineralogy by high-resolution near-infrared spectroscopy. (external link)
-
Usanova, Maria E.; Mann, Ian R.; Kale, Zoe C.
et al. (2010). Conjugate ground and multisatellite observations of compression-related EMIC Pc1 waves and associated proton precipitation. (external link)
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Sørbø, Marita; Søraas, Finn; Sandanger, Marit Irene J.
et al. (2009). Ring current behaviour during corotating interaction region and high speed stream events. (external link)
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Mall, Urs; Brønstad, Kjell; Ullaland, Kjetil
et al. (2009). Near Infrared Spectrometer SIR-2 on Chandrayaan-1. (external link)
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Pollock, CJ; Isaksson, A; Jahn, JM
et al. (2009). Remote global-scale observations of intense low-altitude ENA emissions during the Halloween geomagnetic storm of 2003. (external link)
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Sandanger, M.I.; Søraas, F.; Sørbø, M.
et al. (2009). Relativistic electron losses related to EMIC waves during CIR and CME storms. (external link)
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2007). Loss of relativistic electrons: Evidence for pitch angle scattering by electromagnetic ion cyclotron waves excited by unstable ring current protons. (external link)
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Sørbø, Marita; Søraas, Finn; Aarsnes, Kjell
et al. (2006). Latitude distribution of vertically precipitating energetic neutral atoms observed at low altitudes. (external link)
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Søraas, F.; Aarsnes, K.; Carlsen, D. V.
et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
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Sandanger, M. I.; Søraas, F.; Aarsnes, K.
et al. (2005). Proton injections into the ring current associated with Bz variations during HILDCAA events. (external link)
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Mursula, Kalevi; Kerttula, Raine; Asikainen, Timo
et al. (2005). Cluster/rapid energetic electron observations at the dayside magnetospheric boundary. (external link)
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Kerttula, Raine; Mursula, Kalevi; Asikainen, Timo
et al. (2005). Energetic particle acceleration during a major magnetic storm. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2004). Evidence for particle injection as the cause of D-st reduction during HILDCAA events. (external link)
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Søraas, F.; Aarsnes, K.; Oksavik, Kjellmar
et al. (2004). Evidence for particle injection as the cause of Dst reduction during HILDCAA events. (external link)
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Søraas, Finn; Oksavik, Kjellmar; Aarsnes, Kjell
et al. (2003). Storm time equatorial belt - an "image" of RC behavior. (external link)
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Oksavik, Kjellmar; Fritz, Theodore A; Zong, Quigang
et al. (2002). Three-dimensional energetic ion sounding of the magnetopause using Cluster/RAPID. (external link)
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Søraas, Finn; Aarsnes, Kjell; Oksavik, Kjellmar
et al. (2002). Ring current intensity estimated from low-altitude proton observations. (external link)
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Moen, Jøran; Holtet, Jan Arnstein; Pedersen, Arne
et al. (2001). Cluster boundary-layer measurements and optical observations at magnetically conjugate sites. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, J.
et al. (2000). Optical and particle signatures of magnetospheric boundary layers near magnetic noon: Satellite and ground-based observations. (external link)
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Maynard, N.C.; Burke, W.J.; Pfaff, R.F.
et al. (2000). Dayside convection with northward IMF: Observations of a sounding rocket from Svalbard. (external link)
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Maynard, N.C.; Burke, W.J.; Pfaff, R.F.
et al. (2000). Dayside convection with northward IMF: Observations of a sounding rocket from Svalbard. (external link)
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Oksavik, Kjellmar; Søraas, Finn; Moen, J.
et al. (2000). Optical and particle signatures of magnetospheric boundary layers near magnetic noon: Satellite and ground-based observations. (external link)
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Søraas, Finn; Aarsnes, Kjell; Lundblad, Jan Åke
et al. (1999). Enhanced pitch angle scattering of protons at mid-latitudes during geomagnetic storms. (external link)
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Håland, Stein Egil; Søraas, Finn; Ullaland, Stein
(1999). Propagation Velocities and Dimensions of Plasmoid Structures in the Near-Earth Magnetotail. (external link)
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Søraas, Finn; Aarsnes, Kjell; Lundblad, J. Å.
et al. (1999). Enhanced pitch angle scattering of protons at mid-latitudes during geomagnetic storms. (external link)
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Håland, S.; Søraas, Finn; Ullaland, S. L.
(1999). Propagation velocities and dimensions of flux rope formation in the near-earth magnetotail. (external link)
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Søraas, Finn; Aarsnes, Kjell; Lundblad, J. Aa.
et al. (1998). Enhanced pitch angle scattering of protons at mid-latitudes during geomagnetic storms. (external link)
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Østgaard, Nikolai; Stadsnes, Johan; Aarsnes, Kjell
et al. (1998). Simultaneous Measurements of X-rays and Electrons During a Pulsating Aurora. (external link)
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Synnes, S.A.; Søraas, Finn; Hansen, Jan Petter
(1998). Monte-Carlo simulations of proton aurora. (external link)
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Synnes, S. A.; Søraas, Finn; Hansen, Jan Petter
(1998). Monte-Carlo simulations of proton aurora. (external link)
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Østgaard, Nikolai; Stadsnes, Johan; Aarsnes, Kjell
et al. (1998). Simultaneous measurements of x-rays and electrons during a pulsating aurora. (external link)
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Wilken, B; Søraas, Finn
(1997). RAPID: The imaging energetic particle spectrometer on cluster. (external link)
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Daglis, I.A.; Axford, W.I.; Livi, S.
et al. (1996). Auroral ionospheric ion feeding of the inner plasma sheet during substorms. (external link)
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Søraas, Finn; Aarsnes, Kjell
(1996). Observations of ENA in and near a proton arc. (external link)
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Daglis, I.; Axford, W. I.; Livi, S.
et al. (1996). Auroral ionospheric ion feeding of the inner plasma sheet during substroms. (external link)
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Søraas, Finn; Aarsnes, Kjell
(1996). Observations of ENA in and near a proton arc. (external link)
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Søraas, Finn; Måseide, K.; Torheim, P.
et al. (1994). Doppler-shifted auroral H-beta emission: a comparison between obaervatons and calculations. (external link)
Lecture
Doctoral dissertation
Academic literature review
Academic chapter/article/Conference paper
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Søraas, Finn; Sørbø, Marita; Aarsnes, Kjell
et al. (2006). Ring current behavior inferred from ground magnetic and space observations. (external link)
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Søraas, Finn; Aarsnes, Kjell; Carlsen, Dag Vartdal
et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
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Asikainen, Timo; Mursula, Kalevi; Kerttula, Raine
et al. (2005). Global view of energetic particles during a major magnetic storm. (external link)
-
Sandanger, Marit Irene J.; Oksavik, Kjellmar; Søraas, Finn
et al. (2005). Proton Injections Into the Ring Current Associated With Bz Variations During HILDCAA Events. (external link)
-
Søraas, Finn
(2000). Auroral protons, ENA and Doppler shifted hydrogen lines. (external link)
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Lockwood, M.; Fuselier, S.; Walker, A. D. M.
et al. (1998). A summary of NATO ASI on polar cap boundary phenomena. (external link)
Thesis at a second degree level
Academic monograph
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Sandanger, Marit Irene J.; Søraas, Finn; Aarsnes, Kjell
et al. (2005). Proton Injections Into the Ring Current Associated With Bz Variations During HILDCAA Events. (external link)
-
Asikainen, Timo; Mursula, Kalevi; Kerttula, Raine
et al. (2005). Global view of energetic particles during a major magnetic storm. (external link)
-
Søraas, Finn; Aarsnes, Kjell; Carlsen, Dag Vartdal
et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
-
Lockwood, M; Fuselier, S.; Walker, A. D. M.
et al. (1998). A summary of NATO ASI on polar cap boundary phenomena. (external link)
Programme participation
Popular scientific lecture
Popular scientific book
Report
See a complete overview of publications in Cristin.