Kjellmar Oksavik
Position
Professor, Leader of space physics group
Affiliation
- kjellmar.oksavik@uib.no
- Phone number
- +47 55588338
- 55 58 83 38
- Visitor address
-
Allégaten 55
5007 Bergen - Room: 433
- Postal address
-
P.O. Box 7803NO-5020 BergenNorway
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Kjellmar Oksavik
Position
Professor, Leader of space physics group
Affiliation
Research groups
Teaching
Course Coordinator at UiB
Teacher at UNIS Svalbard
- AGF301 The Upper Polar Atmosphere (15 ECTS)
Previous teaching experience
Publications
2026
- S. J. Maguire; A. G. Wood; D. R. Themens et al. (2026). The Evolution of a Polar Cap Patch Into a Blob in the Nightside Ionosphere: Direct Observations of Multiple Blob Formation Mechanisms Acting Simultaneously on the Same Plasma. (external link)
- Kjellmar Oksavik; Astrid Dalen; Martin Lægland (2026). Utsetter rakettoppskyting på Andøya. (external link)
- Kjellmar Oksavik; Roy-Arne Salater (2026). Nytt historisk forsøk: Raketten styrtet i havet - nå prøver de igjen. (external link)
2025
- Kjellmar Oksavik; Jan Eivind Bertelsen (2025). Trusselen er større enn antatt. (external link)
- Mahith Madhanakumar; Andres Spicher; Devin Ray Huyghebaert et al. (2025). Co‐Ordinated Observations of Multi‐Scale Irregularities Using ICEBEAR and GNSS During the May 2024 Superstorm. (external link)
- Qinghe Zhang; Xiang-Yu Wang; Steve Milan et al. (2025). The Horse-collar Aurora with Twisted Magnetotail. (external link)
- Mahith Madhanakumar; Andres Spicher; Devin Ray Huyghebaert et al. (2025). Observations of irregularities with scales from 3 meters to several hundreds of kilometers during the May 2024 Superstorm | CEDAR. (external link)
- Kjellmar Oksavik; Jan Eivind Bertelsen (2025). Derfor er det mye nordlys nå. (external link)
- Zhi-Feng Xiu; Yu-Zhang Ma; Qing-He Zhang et al. (2025). How Do Space Hurricanes Disturb the Polar Thermosphere: A Statistical Survey. (external link)
- Jennifer Alyson Carter; Steven Sembay; Simona Nitti et al. (2025). A Holistic Approach to the SMILE Mission and SMILE Public Engagement. (external link)
- Kjellmar Oksavik; Jan Eivind Bertelsen (2025). Derfor blir månen rød. (external link)
- Kjellmar Oksavik; Jan Eivind Bertelsen (2025). Nå er det på tide å se opp. (external link)
- Kjellmar Oksavik; Magnus Birkeland; Ole-Kristian Anfinsen et al. (2025). Historisk rakettoppskyting på Andøya: falt i bakken etter kort tid. (external link)
- Kjellmar Oksavik; Marthe Stoksvik; Sverre Wedøe Nodland et al. (2025). Spectrum-raketten eksploderte: - Stor suksess. (external link)
- Kjellmar Oksavik; Roy-Arne Salater (2025). Historisk rakettoppskytning: - Elektrisk stemning nå. (external link)
- Bianlong Zhao; Jiaojiao Zhang; Qinghe Zhang et al. (2025). Simultaneous Observation of Duskside and Dawnside Subauroral Polarization Streams During an Intense Magnetic Storm. (external link)
- Sheng Lu; Zan‐Yang Xing; Qing‐He Zhang et al. (2025). Ionospheric Scintillation and Geomagnetic Disturbance Caused by Space Hurricanes. (external link)
- Andres Spicher; Kjellmar Oksavik (2025). Observing the cusp using Eiscat TRACERS-EISCAT campaigns. (external link)
- Duan Zhang; Qinghe Zhang; Kjellmar Oksavik et al. (2025). A “wave-like” Evolution of Polar Cap Patches Modulated by Enhanced Magnetopause Reconnection and Extended Magnetotail Reconnection. (external link)
- Xiang-Yu Wang; Qinghe Zhang; Chi Wang et al. (2025). Unusual Shrinkage and Reshaping of Earth’s Magnetosphere Under a Strong Northward Interplanetary Magnetic Field. (external link)
- Duan Zhang; QingHe Zhang; Kjellmar Oksavik et al. (2025). A statistical survey of polar cap cold and hot patches in the Southern Hemisphere using a DMSP Satellite. (external link)
- S. Sembay; A. Cheney; R. Hampson et al. (2025). The Soft X-ray Imager (SXI) on the SMILE Mission. (external link)
- S. M. Petrinec; C. A. Kletzing; D. M. Miles et al. (2025). The Tandem Reconnection and Cusp Electrodynamics Reconnaissance Satellites (TRACERS) Mission Design. (external link)
- Vegard Gjerde; Martino Marisaldi; Kjellmar Oksavik et al. (2025). Mandatory retrieval test to incentivize retrieval practice of physics principles. (external link)
- Zhi-Feng Liu; Yu-Zhang Ma; Qinghe Zhang et al. (2025). Space Hurricanes Disturb Polar Thermosphere. (external link)
- Katie Herlingshaw; Noora Partamies; Charlotte Van Hazendonk et al. (2025). Science highlights from the Kjell Henriksen Observatory on Svalbard. (external link)
- N. Brindley; Mahith Madhanakumar; Andres Spicher et al. (2025). Intense Dynamic Optical Auroral Sub‐Structure as a Proxy for Ionospheric Density Irregularities. (external link)
- Sheng Lu; Zanyang Xing; Qinghe Zhang et al. (2025). Ionospheric Scintillation and Geomagnetic Disturbance Caused by Space Hurricanes. (external link)
- Bianlong Zhao; Jiaojiao Zhang; Qinghe Zhang et al. (2025). Simultaneous Observation of Duskside and Dawnside Subauroral Polarization Streams During an Intense Magnetic Storm. (external link)
- Zanyang Xing; Qinghe Zhang; Kjellmar Oksavik et al. (2025). Evolution Characteristics of Polar Cap Patches Entering the Nightside Auroral Oval. (external link)
- Kjellmar Oksavik; Endal Eirik Gard (2025). Denne asteroiden kan i teorien treffe jorda om sju år. (external link)
- Kjellmar Oksavik; Julie Thorsen (2025). Kan vi snakke om asteroiden som kanskje kan treffe jorden?. (external link)
- Lisa Marie Buschmann; K. Asamura; Lasse Clausen et al. (2025). Plasma structuring within an expanded polar cap and cusp studied with the SS-520-3 sounding rocket. (external link)
- Ling-Xin Zhao; Qing-He Zhang; Xin-An Yue et al. (2025). A Regional 3-D Data Assimilation Model for the Ionospheric Electron Density at Middle-to-High Latitudes in the Northern Hemisphere. (external link)
- Kjellmar Oksavik; Simen Grimstad Øksnes; Roy-Arne Salater et al. (2025). Historisk rakettoppskyting avlyst: - Første mulighet blir onsdag. (external link)
- Duan Zhang; Jin Wang; Kjellmar Oksavik et al. (2025). Multi‐Instrument Observations of the Relationships Between Polar Cap Patches and Arcs for Changing IMF Bz Orientation. (external link)
- Nina K. Eriksen; Yukitoshi Nishimura; Matthew Zettergren et al. (2025). Evolution and decay of a stable and a dynamic airglow patch. (external link)
- Kjellmar Oksavik; Jan Eivind Bertelsen (2025). Planetene i linje på himmelen – veldig spesielt. (external link)
2015
- Mark J. Engebretson; Jennifer L. Posch; John R. Wygant et al. (2015). Van Allen probes, NOAA, GOES, and ground observations of an intense EMIC wave event extending over 12 h in magnetic local time. (external link)
- Marit Irene J. Sandanger; Linn-Kristine Glesnes Ødegaard; Hilde Nesse Tyssøy et al. (2015). In-flight calibration of NOAA POES proton detectors - Derivation of the MEPED correction factors. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Hilde Lynnebakken (2015). 11 lange dagers ferd mot nordlyset. (external link)
- Fred Sigernes; Pål Gunnar Ellingsen; Silje Eriksen Holmen et al. (2015). Preliminary results from the total solar eclipse campaign on Svalbard 2015. (external link)
- M. J. Engebretson; J. L. Posch; J. R. Wygant et al. (2015). Van Allen Probes, NOAA, and Ground Observations of an Intense Pc 1 Wave Event Extending 12 Hours in MLT and its Resulting Depletion of the Outer Radiation Belt. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2015). Dayside 630.0 nm emissions due to thermally excited O(1D) in the cusp region ionosphere over Longyearbyen, Svalbard. (external link)
- Kjellmar Oksavik; Christer van der Meeren; Dag Arne Lorentzen et al. (2015). Scintillation from poleward moving auroral forms in the cusp ionosphere. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2015). Severe and localized GNSS scintillation at the poleward edge of the nightside auroral oval during intense substorm aurora. (external link)
- Xiangcai Chen; Dag Arne Lorentzen; Jøran Idar Moen et al. (2015). Simultaneous ground-based optical and HF radar observations of the ionospheric footprint of the open/closed field line boundary along the geomagnetic meridian. (external link)
- Pål Brekke; Kjellmar Oksavik; Pål Gunnar Ellingsen et al. (2015). Solformørkelsen var enda bedre enn forventet. Forskerjubel på Svalbard. (external link)
- Jøran Idar Moen; Herbert C Carlson; Kjellmar Oksavik et al. (2015). FTE driven dynamics of the F-region cusp ionosphere. (external link)
- L. Spogli; L. Alfonsi; D Di Mauro et al. (2015). GNSS scintillation case studies at high latitudes following solar events of January 2014. (external link)
- Ian J. Cohen; Marc R. Lessard; Roger H. Varney et al. (2015). Ion upflow dependence on ionospheric density and solar photoionization. (external link)
- Fred Sigernes; Pål Gunnar Ellingsen; Silje Eriksen Holmen et al. (2015). The total solar eclipse on Svalbard 2015. (external link)
- M. J. Engebretson; J. L. Posch; J. R. Wygant et al. (2015). Van Allen Probes, NOAA, and Ground Observations of an Intense Pc 1 Wave Event Extending 12 Hours in MLT and its Resulting Depletion of the Outer Radiation Belt. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Paul Tenfjord et al. (2015). Are there auroral signatures related to asymmetric generation of field-aligned currents in the tail due to an IMF By induced twist?. (external link)
- Pål Brekke; Kjellmar Oksavik (2015). Solformørkelsen på Svalbard. (external link)
- Lisa Baddeley; Dag Arne Lorentzen; Kjellmar Oksavik et al. (2015). Co-ordinated EISCAT and optical measurements of multiple equatorward propagating auroral arcs. (external link)
- Kjellmar Oksavik (2015). Se nordlyset over Rundemanen. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik (2015). Dayside 630.0 nm emissions due to thermally excited O(1D) in the cusp region ionosphere over Longyearbyen, Svalbard. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Paul Tenfjord et al. (2015). On the importance of magnetotail untwisting. (external link)
- Kjellmar Oksavik; Christer van der Meeren; Dag Arne Lorentzen et al. (2015). Scintillation and loss of signal lock from poleward moving auroral forms in the cusp ionosphere. (external link)
- Kjellmar Oksavik; Fred Sigernes; Dag Arne Lorentzen et al. (2015). Observations of the dayside cusp aurora using ground-based optics and radar. (external link)
- Hilde Nesse Tyssøy; Johan Stadsnes; Finn Søraas et al. (2015). Particle Detector - Bounce Loss Cone Fluxes. (external link)
- Ian W. McCrea; Anita Aikio; Lucilla Alfonsi et al. (2015). The science case for the EISCAT_3D radar. (external link)
- Marc Lessard; I. J. Cohen; R. H. Varney et al. (2015). Ion upflow dependence on ionospheric density and solar photoionozation. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen (2015). Observations of simultaneous multi-constellation GNSS scintillation in nightside aurora over Svalbard. (external link)
- Jøran Idar Moen; Lasse Boy Novock Clausen; Andres Spicher et al. (2015). Investigation of F-region auroral blobs by the ICI-4 sounding rocket. (external link)
2001
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik (2001). Ring current intensity estimated from low altitude proton observations. (external link)
- Kjellmar Oksavik; Finn Søraas; Arve Aksnes et al. (2001). The Svalbard archipelago - a window to CLUSTER. (external link)
- Kjellmar Oksavik (2001). Har vi klær for romvær?. (external link)
- Jøran Moen; Mike Lockwood; William F. Denig et al. (2001). EISCAT identification of the polar cap boundary and boundary layer dynamics. (external link)
- Kjellmar Oksavik (2001). Space Physics in Norway. (external link)
- Kjellmar Oksavik (2001). Introduction to Norwegian Space Research. (external link)
- A. Vontrat-Reberac; A. Marchaudon; M. G. G. T. Taylor et al. (2001). Detailed cusp study for variable (mostly northward) IMF and quiet conditions. (external link)
- Kjellmar Oksavik; Finn Søraas; Jøran Moen et al. (2001). Open and closed LLBL: Optical and particle signatures. (external link)
- Jøran Moen; Jan Arnstein Holtet; Arne Pedersen et al. (2001). Cluster boundary-layer measurements and optical observations at magnetic conjugate sites. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik (2001). A space-based DST-index estimated from low altitude proton observations. (external link)
- Kjellmar Oksavik; Finn Søraas; Jøran Moen et al. (2001). Optical and particle signatures of the low-latitude boundary layer near noon: Satellite and ground-based observations. (external link)
- Jøran Moen; Jan Arnstein Holtet; Arne Pedersen et al. (2001). Cluster boundary-layer measurements and optical observations at magnetically conjugate sites. (external link)
- Kjellmar Oksavik (2001). Romvær til besvær. (external link)
- Jøran Moen; Jan Arnstein Holtet; Arne Pedersen et al. (2001). CLUSTER observations related to postnoon auroral arcs. (external link)
- Jøran Idar Moen; M. Lockwood; W. F. Denig et al. (2001). EISCAT identification of Polar Cap Boundary Layer Dynamics. (external link)
- Kjellmar Oksavik; Theodore A. Fritz; Quigang Zong et al. (2001). Sounding the magnetopause surface in three-dimensions with Cluster/RAPID. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik (2001). Rocket and satellite observations of energetic particles at high latitudes. (external link)
- Jøran Idar Moen; Jan Anstein Holtet; Arne Pedersen et al. (2001). Cluster boundary-layer measurements and optical observations at magnetic conjugate sites. (external link)
- Kjellmar Oksavik (2001). Forskersensasjon på Gruve 7 fjellet. Intervju med Jøran Moen (UiO), Herb Carlson (AFOSR/UiO) og Kjellmar Oksavik (UiB). (external link)
- Jøran Idar Moen; Jan Anstein Holtet; Arne Pedersen et al. (2001). Cluster observations related to postnoon auroral activities. (external link)
2009
- Dag Arne Lorentzen; Jøran Idar Moen; Fred Sigernes et al. (2009). In-situ measurement of a poleward moving auroral form, 36th Annual European Meeting on Atmospheric Studies by Optical Methods. (external link)
- M.I. Sandanger; F. Søraas; M. Sørbø et al. (2009). Relativistic electron losses related to EMIC waves during CIR and CME storms. (external link)
- Y Ogawa; I. Häggström; S.C. Buchert et al. (2009). On the source of the polar wind in the polar topside ionosphere: First results from the EISCAT Svalbard radar. (external link)
2004
- Jøran Idar Moen; M. Lockwood; Kjellmar Oksavik et al. (2004). The dynamics and relationships of precipitation, temperature and convection boundaries in the dayside auroral ionosphere. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2004). Evidence for particle injection as the cause of D-st reduction during HILDCAA events. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C Carlson (2004). High-resolution observations of the small-scale flow pattern associated with a poleward moving auroral form in the cusp. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Herbert C Carlson (2004). On the relationship between ion upflow events and cusp auroral transients. (external link)
- A. Aksnes; J. Stadsnes; A. Brekke et al. (2004). Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C Carlson et al. (2004). Small-scale flow pattern associated with a poleward moving auroral transient in the cusp region. (external link)
- QG Zong; TA Fritz; H Spence et al. (2004). Energetic particle sounding of the magnetopause: A contribution by Cluster/RAPID. (external link)
- M. I. Sandanger; F. Søraas; Kjellmar Oksavik et al. (2004). Loss of relativistic electrons during HILDCAA events. (external link)
- R. Pfaff; C. Steigies; T. K. Yeoman et al. (2004). Combined sounding rocket and SuperDARN/EISCAT radar observations of plasma convection, shear, irregularities and other phenomena in the cusp and boundary layer during IMF Bz negative and By negative conditions. (external link)
- Herbert C Carlson; Kjellmar Oksavik; Jøran Idar Moen et al. (2004). Ionospheric patch formation: Direct measurements of the origin of a polar cap patch. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Herbert C. Carlson (2004). On the relationship between ion upflow events and cusp auroral transients. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C. Carlson et al. (2004). Multi-instrument mapping of the small-scale flow dynamics related to a cusp auroral transient. (external link)
- A. T. Ellis; M. R. Lessard; P. M. Kintner et al. (2004). A search for signatures of ion acoustic shoulders in the SERSIO sounding rocket data set. (external link)
- Arne Pedersen; A. Balogh; Anette Lauen Borg et al. (2004). Electric and magnetic field and particle observations on Cluster combined with ground-based observations during substorms. (external link)
- F. Søraas; K. Aarsnes; Kjellmar Oksavik et al. (2004). Evidence for particle injection as the cause of Dst reduction during HILDCAA events. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; M. Lester et al. (2004). On the collocation of turbulent electric fields and wide HF spectra. (external link)
- F. Søraas; Kjellmar Oksavik; M. I. Sandanger et al. (2004). Relativistic electron losses in regions of anisotropic proton precipitation. (external link)
- Q.-G. Zong; T. A. Fritz; H. Spence et al. (2004). Energetic particle sounding of the magnetopause: A contribution by Cluster/RAPID. (external link)
- Kjellmar Oksavik; Finn Søraas; J. Moen et al. (2004). Simultaneous optical, CUTLASS HF radar, and FAST spacecraft observations: signatures of boundary layer processes in the cusp. (external link)
- P. Kintner; E. Klatt; K. Lynch et al. (2004). Preliminary Results from the SERSIO Experiment. (external link)
- Jøran Idar Moen; M. Lockwood; Kjellmar Oksavik et al. (2004). Identification of the open-closed field line boundary by multi-instrument techniques. (external link)
- Arve Aksnes; Johan Stadsnes; Asgeir Brekke et al. (2004). Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data. (external link)
2022
- Zan-Yang Xing; J Yuyan; Qing-He Zhang et al. (2022). On the Acceleration of Polar Cap Patches Entering the Nightside Auroral Oval. (external link)
- Chao Xiong; Yuhao Zheng; Yaqi Jin et al. (2022). Diagnose the diffractive contribution to GNSS scintillation at high latitude during the geomagnetic storm on 7-8 September 2017. (external link)
- Duan Zhang; Qing-He Zhang; Y.-Z. Ma et al. (2022). The Dependence of Cold and Hot Patches on Local Plasma Transport and Particle Precipitation in Northern Hemisphere Winter. (external link)
- Andres Spicher; Juha Vierinen; Kjellmar Oksavik et al. (2022). Statistical characteristics of ionospheric irregularities in the cusp ionosphere based on multi-instrument techniques. (external link)
- Qing-He Zhang; Kjellmar Oksavik; Bin-Bin Tang et al. (2022). A “wave-like” Evolution of Polar Cap Patches Modulated by the Magnetotail Reconnections in Wide Magnetic Local Time Regions. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2022). A statistical study of space hurricanes in the Northern Hemisphere. (external link)
- Hui Zhang; Qiugang Zong; Hyunju Connor et al. (2022). Dayside Transient Phenomena and Their Impact on the Magnetosphere and Ionosphere. (external link)
- Andres Spicher; James William LaBelle; John W. Bonnell et al. (2022). Sounding rocket investigation of multi-scale (density) irregularities in the cusp region. (external link)
- Yuhao Zheng; Chao Xiong; Yaqi Jin et al. (2022). The refractive and diffractive contributions to GPS signal scintillation at high latitudes during the geomagnetic storm on 7-8 September 2017. (external link)
- Katie Herlingshaw; Lisa Baddeley; Kjellmar Oksavik et al. (2022). A statistical study of polar cap flow channels observed in both hemispheres using SuperDARN radars. (external link)
- Xiang-Yu Wang; Qing-He Zhang; Chi Wang et al. (2022). A Small and Nearly Fully Closed Earth’s Magnetosphere for Strongly Northward Interplanetary Magnetic Field. (external link)
- Ingrid Mann; Devin Ray Huyghebaert; Inger Solheim et al. (2022). EISCAT_3D - research infrastructure for international collaboration on exploration of the upper atmosphere and space above the Arctic. (external link)
- Andres Spicher; Juha Vierinen; Kjellmar Oksavik et al. (2022). Multi-instrument multi-scale characterization of ionospheric irregularities in the cusp region. (external link)
- Devin Ray Huyghebaert; Ingrid Mann; Lisa Baddeley et al. (2022). EISCAT 3D Norway - An Overview. (external link)
- Duan Zhang; Qing-He Zhang; Yu-Zhang Ma et al. (2022). The Dependence of Cold and Hot Patches on Localized Plasma Transport and Particle Precipitation. (external link)
- Andres Spicher; James LaBelle; John W. Bonnell et al. (2022). Interferometric Study of Ionospheric Plasma Irregularities in Regions of Phase Scintillations and HF Backscatter. (external link)
- Nina Kristine Eriksen; Dag Arne Lorentzen; Kjellmar Oksavik et al. (2022). Creation, Depletion and End of Life of Polar Cap Patches. (external link)
2000
- Kjellmar Oksavik (2000). Space Weather in the Arctic. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik (2000). Ring current estimated from low altitude observations. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2000). Low altitude observations of precipitation electrons and protons. (external link)
- Kjellmar Oksavik (2000). Romvær, hva er det?. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik (2000). Ring current estimated from low altitude observations. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2000). Low altitude observations of precipitation electrons and protons. (external link)
- Kjellmar Oksavik (2000). Space Weather in the Artic. (external link)
- Kjellmar Oksavik (2000). Romvær, hva er det?. (external link)
- Kjellmar Oksavik; Finn Søraas; J. Moen et al. (2000). Optical and particle signatures of magnetospheric boudary layers near magnetic noon: Satellite and ground-based observations. (external link)
- Kjellmar Oksavik; Finn Søraas; J. Moen et al. (2000). Optical and particle signatures of magnetospheric boundary layers near magnetic noon: Satellite and ground-based observations. (external link)
- Kjellmar Oksavik; Finn Søraas; J. Moen et al. (2000). Optical and particle signatures of magnetospheric boudary layers near magnetic noon: Satellite and ground-based observations. (external link)
- Kjellmar Oksavik; Finn Søraas; J. Moen et al. (2000). Optical and particle signatures of magnetospheric boundary layers near magnetic noon: Satellite and ground-based observations. (external link)
2010
- Jøran Idar Moen; Kjellmar Oksavik; T. Abe et al. (2010). The first in-situ observations of echoing HF radar backscatter targets, Seventh European Space Weather Week, Brugge. (external link)
- Kjellmar Oksavik; Vigdis Lonar Barth; Jøran Idar Moen et al. (2010). On the entry and transit of high-density plasma across the polar cap. (external link)
- Jøran Idar Moen; Y. Rinne; Kjellmar Oksavik et al. (2010). Observations of reversed flow channels in the winter cusp ionosphere by EISCAT Svalbard Radar. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; T. Abe et al. (2010). The first in-situ observations of echoing HF radar backscatter targets. (external link)
- Dag Arne Lorentzen; Jøran Idar Moen; Kjellmar Oksavik et al. (2010). In situ measurement of a newly created polar cap patch. (external link)
- Kjellmar Oksavik; Vigdis Lonar Barth; Jøran Idar Moen et al. (2010). On the entry and transit of high-density plasma across the polar cap. (external link)
- J.K. Burchill; D.J. Knudsen; J.H. Clemmons et al. (2010). Thermal ion upflow in the cusp ionosphere and its dependence on soft electron energy flux. (external link)
2003
- Nikolai Østgaard; Jøran Idar Moen; S. Mende et al. (2003). Reconnection rate determined from EISCAT VHF radar measurements and IMAGE FUV imaging from space. (external link)
- F. Søraas; Kjellmar Oksavik; K. Aarsnes et al. (2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
- F. Søraas; Kjellmar Oksavik (2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
- Jøran Idar Moen; M. Lockwood; Kjellmar Oksavik et al. (2003). The dynamics and relationships of precipitation, temperature and convection boundaries in the dayside auroral ionosphere. (external link)
- Finn Søraas; Kjellmar Oksavik; Kjell Aarsnes et al. (2003). Ring current dynamics and local time behaviour estimated from low-altitude proton observations. (external link)
- Kjellmar Oksavik (2003). Kan sjå magnetosfæra. (external link)
- Kjellmar Oksavik (2003). A study of temporal and spatial variations in the polar cusp/cleft region using multi-instrument techniques. (external link)
- Rune Stadsnes; Knut Svenes; Kjell Aarsnes et al. (2003). A comparison between tail and low altitude observations during a long period of enhanced geomagnetic activity. (external link)
- D. S. Evans; M. S. Greer; F. Søraas et al. (2003). A long-lived enhancement of >30 keV electron fluxes at very low L-values. (external link)
- A. Aksnes; J. Stadsnes; A. Brekke et al. (2003). Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data. (external link)
- Kjellmar Oksavik (2003). - Se, en plasmasky!. (external link)
- Steve Milan; M. Lester; Stanley W. H. Cowley et al. (2003). Variations in polar cap area during two substorm cycles. (external link)
- Kjellmar Oksavik; Finn Søraas; Jøran Moen et al. (2003). Simultaneous optical, CUTLASS HF radar, and FAST spacecraft observations in the cusp. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes et al. (2003). A study of particle injection into the Auroral/Ring Current during HILDCAA events. (external link)
- M. I. Sandanger; F. Søraas; K. Aarsnes et al. (2003). A Study of Particle Injection into the Auroral/Ring Current During HILDCAA Events. (external link)
- M. I. Sandanger; F. Søraas; K. Aarsnes et al. (2003). Particle injection into the auroral/ring current regions during HILDCAA events. (external link)
- SE Milan; M Lester; SWH Cowley et al. (2003). Variations in the polar cap area during two substorm cycles. (external link)
- Marita Sørbø; Finn Søraas; Kjell Aarsnes et al. (2003). Multi-spacecraft observations of energetic electron and proton precipitation during geomagnetic storms. (external link)
- David Evans; Sue Greer; Finn Søraas et al. (2003). Long-lived enhancements of >30 keV electron fluxes at very low L-values. (external link)
- M. I. Sandanger; F. Søraas; K. Aarsnes et al. (2003). Partikkel injeksjon inn i nordlys- og ringstrømsområdene under HILDCAA. (external link)
- M. Sørbø; F. Søraas; K. Aarsnes et al. (2003). Multi-spacecraft observations of energetic electron and proton precipitation during geomagnetic storms. (external link)
- R. Pfaff; C. Steigies; M. Acuna et al. (2003). Combined sounding rocket and SuperDARN/EISCAT radar observations of plasma convection, shear, irregularities and other phenomena in the cusp and boundary layer during IMF Bz negative and By negative conditions. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C Carlson et al. (2003). Mapping of small-scale current and flow dynamics related to a cusp auroral transient. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C Carlson et al. (2003). A new technique for monitoring polar cap patches with the EISCAT Svalbard and Mainland radars. (external link)
- Arve Aksnes; Johan Stadsnes; Asgeir Brekke et al. (2003). Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data. (external link)
- R. Stadsnes; K. Svenes; K. Aarsnes et al. (2003). A comparison between tail and low altitude observations during a long period of enhanced geomagnetic activity. (external link)
- C. P. Nielsen; Jøran Idar Moen; Herbert C Carlson et al. (2003). Patch formation in relation to cusp auroral activity. (external link)
- F. Søraas; Kjellmar Oksavik; K. Aarsnes et al. (2003). Ring current dynamics and local time behavior estimated from low-altitude proton observations. (external link)
- Finn Søraas; Kjellmar Oksavik; Kjell Aarsnes et al. (2003). Storm time equatorial belt - an "image" of RC behavior. (external link)
- Finn Søraas; Kjellmar Oksavik; Kjell Aarsnes et al. (2003). Ring current dynamics and local time behavior estimated from low-altitude proton observations. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes et al. (2003). Particle injection into the auroral/ring current regions during HILDCAA events. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes et al. (2003). Partikkel injeksjon inn i nordlys- og ringstrøms områdene under HILDCAA. (external link)
- Kjellmar Oksavik; F. Søraas; Jøran Idar Moen et al. (2003). Simultaneous optical, CUTLASS HF radar, and FAST spacecraft observations in the cusp. (external link)
- C. Steigies; R. Pfaff; Kjellmar Oksavik et al. (2003). Plasma density and temperature measurements in the cusp ionosphere. (external link)
2014
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Intensity asymmetries in the dusk sector of the poleward auroral oval due to IMF Bx. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Comparison of solar wind driving of the aurora in the two hemispheres due to solar wind dynamo. (external link)
- Yukitoshi Nishimura; Larry R. Lyons; Ying Zou et al. (2014). Day-night coupling by a localized flow channel visualized by polar cap patch propagation. (external link)
- Jøran Idar Moen; Yvonne Daabakk; Kjellmar Oksavik et al. (2014). Plasma Instability Growth Rates in the F-Region Cusp Ionosphere. (external link)
- Marit Irene J. Sandanger; Linn Kristine G. Ødegaard; Hilde Nesse Tyssøy et al. (2014). A New Method of recalibrating NOAA POES MEPED proton measurements. (external link)
- Kjellmar Oksavik (2014). What can multi-constellation GNSS measurements do for EISCAT_3D?. (external link)
- M. J. Engebretson; J. L. Posch; J. R. Wygant et al. (2014). Van Allen Probes, NOAA, and Ground Observations of an Intense Pc 1 Wave Event Extending 12 Hours in MLT. (external link)
- T. Nishimura; Larry R. Lyons; Y Zou et al. (2014). Day-night coupling by a localized flow channel visualized by polar cap patch propagation. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Conjugate and non-conjugate aspects of the aurora. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). GNSS scintillations in the nightside polar ionosphere over Svalbard. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). GPS scintillation and irregularities at the front of a tongue of ionization in the nightside polar ionosphere over Svalbard. (external link)
- Kjellmar Oksavik (2014). Plasma irregularities in the polar F-region of the ionosphere. (external link)
- M. J. Engebretson; J. L. Posch; J. R. Wygant et al. (2014). Van Allen probes, NOAA, and ground observations of an intense Pc 1 wave event extending 12 hours in MLT. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Hemispheric asymmetries in the global aurora and IMF Bx. (external link)
- Kjellmar Oksavik; Christer van der Meeren (2014). The GALILEO navigation system and space weather effects in the polar cap. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). Arrival of a tongue of ionization in the nightside polar ionosphere and effects on GPS scintillation. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Hemispheric differences in solar wind – magnetosphere interactions. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Comparison of solar wind driving of the aurora in the two hemispheres due to the solar wind dynamo. (external link)
- Marit Irene J. Sandanger; Linn Kristine G. Ødegaard; Hilde Nesse Tyssøy et al. (2014). A new method of recalibrating NOAA MEPED proton measurements. (external link)
- Kjellmar Oksavik (2014). Plasma convection over the polar ionosphere. (external link)
- Reza Ghoddousi-Fard; Paul Prikryl; Kjellmar Oksavik et al. (2014). Characterization of high latitude GPS sensed ionospheric irregularities: Case studies. (external link)
- R. C. Fear; Steve Milan; Kjellmar Oksavik et al. (2014). Observational tests of flux transfer event structure. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). GPS phase scintillation and irregularities at the front of a tongue of ionization in the nightside polar cap. (external link)
- Kjellmar Oksavik (2014). Solstormer ga himmelmagi. (external link)
- Kjellmar Oksavik (2014). Ny himmelmagi på gang. (external link)
- Dag Arne Lorentzen; Fred Sigernes; Lisa Baddeley et al. (2014). The Kjell Henriksen Observatory – a window into space. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). GPS phase scintillation without diffractive irregularities: Case study at the front of an ionization tongue in the nightside polar ionosphere. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2014). GPS scintillation and irregularities at the front of an ionization tongue in the nightside polar ionosphere. (external link)
- Kjellmar Oksavik; Christer van der Meeren; Dag Arne Lorentzen et al. (2014). Ionospheric scintillations in the dayside polar ionosphere. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2014). Asymmetric Solar Wind dynamo efficiency and IMF Bx. (external link)
2023
- Lisa Baddeley; Dag Arne Lorentzen; Stein Egil Haaland et al. (2023). Space and atmospheric physics on Svalbard: a case for continued incoherent scatter radar measurements under the cusp and in the polar cap boundary region. (external link)
- Duan Zhang; Qing-He Zhang; Kjellmar Oksavik et al. (2023). Multi-Instrument Observations of the Evolution of Polar Cap Patches Associated With Flow Shears and Particle Precipitation. (external link)
- Jennifer Alyson Carter; Piyal Samara-Ratna; Susan T. Lepri et al. (2023). Elfen: A CubeSat mission to measure heavy ions on both the dayside and nightside of Earth's magnetosphere. (external link)
- Katherine Goodrich; Stephen A. Fuselier; Craig Kletzing et al. (2023). The TRACERS Mission; Utilizing Every Tool in the Toolbox. (external link)
- Florine Enengl; Luca Spogli; Daria Kotova et al. (2023). On the formation of small-scale irregularities driven by auroral particle precipitation. (external link)
- Nina Kristine Eriksen; Dag Arne Lorentzen; Kjellmar Oksavik et al. (2023). On the Creation, Depletion, and End of Life of Polar Cap Patches. (external link)
- Marc R. Lessard; Alec Damsell; F. Brent Sadler et al. (2023). Interhemispheric asymmetries of neutral upwelling and ion upflow. (external link)
- Duan Zhang; Qing-He Zhang; Kjellmar Oksavik et al. (2023). Do the Throat Auroras Create Polar Cap Patches?. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2023). Three-dimensional Ionospheric Plasma Properties of Space Hurricane. (external link)
- Nina Kristine Eriksen; T. Nishimura; Matthew D. Zettergren et al. (2023). Low-Density Ionospheric Polar Cap Patches: Insights on Airglow and Density Variations from Multi-Instrumental Analysis. (external link)
- Andres Spicher; Andreas Kvammen; James LaBelle et al. (2023). Examining the relevance of different instability mechanisms in causing ionospheric cusp irregularities based on sounding rocket data and numerical simulations. (external link)
- Spencer Mark Hatch; Jone Peter Reistad; Karl Magnus Laundal et al. (2023). E3D-BRITE: EISCAT_3D-based reconstruction of ionosphere-thermosphere electrodynamics. (external link)
- Duan Zhang; Qing-He Zhang; Kjellmar Oksavik et al. (2023). Can Throat Auroras Create Polar Cap Patches?. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Larry R. Lyons et al. (2023). A Comparative Study on the Polar Cap Hot Patch and Cold Patch by Using Multi-instrument Observations. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Larry Lyons et al. (2023). A Comparative Study on the Hot Dense Plasma and Cold Patch by Using Multi-Instrument Observations. (external link)
- Xiang-Yu Wang; Qing-He Zhang; Chi Wang et al. (2023). Unusual shrinkage and reshaping of Earth’s magnetosphere under a strong northward interplanetary magnetic field. (external link)
- Kjellmar Oksavik; Kjartan Olafsson (2023). Experiences with new teaching measures among first-year physics students. (external link)
- Xiang-Yu Wang; Qing-He Zhang; Chi Wang et al. (2023). Unusual Shrinkage and Reshaping of Earth's Magnetosphere Under a Strong Northward Interplanetary Magnetic Field. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2023). A Statistical Study of Space Hurricanes in the Northern Hemisphere. (external link)
2016
- Kjellmar Oksavik; Kristian Reed; Dag Arne Lorentzen et al. (2016). Plasma Flow Channel Events in the Polar Ionosphere. (external link)
- Xiangcai Chen; Dag Arne Lorentzen; Jøran Idar Moen et al. (2016). Simultaneous Ground-based Optical And HF Radar Observations Of The Ionospheric Footprint Of The Open/closed Field Line Boundary. (external link)
- B. Sadler; Marc Lessard; Kjellmar Oksavik et al. (2016). A Cusp Density Enhancement Study using CHAMP/EISCAT conjunctions. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; T. Durgonics et al. (2016). GPS phase scintillation during the geomagnetic storm of March 17, 2015: The relation to auroral electrojet currents. (external link)
- Xiangcai Chen; Dag Arne Lorentzen; Jøran Idar Moen et al. (2016). F-region ionosphere effects on the mapping accuracy of SuperDARN HF radar echoes. (external link)
- Xiangcai Chen; Dag Arne Lorentzen; Jøran Idar Moen et al. (2016). F region ionosphere effects on the mapping accuracy of SuperDARN HF radar echoes. (external link)
- Pål Gunnar Ellingsen; Kjellmar Oksavik; Anja Strømme (2016). Raising young peoples’ eyes to the stars. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2016). On the contribution of thermal excitation to the total 630.0 nm emissions in the northern cusp ionosphere. (external link)
- Yaqi Jin; Jøran Idar Moen; Wojciech Jacek Miloch et al. (2016). Statistical study of the GNSS phase scintillation associated with two types of auroral blobs. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Kjellmar Oksavik (2016). Mechanisms responsible for asymmetric aurora between the conjugate hemispheres. (external link)
- D. Kenward; Marc Lessard; Kristina A. Lynch et al. (2016). Cusp Electron Populations During a Neutral Upwelling Event: Measurements from RENU2 and MMS Conjunction. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2016). Occurrence and Characteristics of Thermally Excited 630.0 nm Emissions in the Polar Ionosphere. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; James M. Weygand et al. (2016). GPS phase scintillation at high latitudes during the geomagnetic storm of 17-18 March 2015. (external link)
- J.H. Clemmons; J. H. Hecht; D. G. Brinkman et al. (2016). Structure of the thermosphere during energy input through the magnetospheric cusp: Measurements from the RENU2 ionization gauge. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Paul Arne Riksheim Tenfjord et al. (2016). Dynamic effects of restoring footpoint symmetry on closed magnetic field-lines: Asymmetric Birkeland currents. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2016). Scintillation and irregularities from the nightside part of a Sun-aligned polar cap arc. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; M Connors et al. (2016). GPS phase scintillation during the geomagnetic storms of March 17, 2013 and 2015: Interhemispheric comparison and the relation to auroral electrojet currents. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Dag Arne Lorentzen (2016). Mesoscale ionospheric plasma irregularities and scintillation over Svalbard. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; M Connors et al. (2016). GPS phase scintillation during the geomagnetic storm of March 17, 2015: The relation to auroral electrojet currents. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; M Connors et al. (2016). GPS phase scintillation during the geomagnetic storm of March 17, 2015: The relation to auroral electrojet currents. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Paul Tenfjord et al. (2016). Dynamic effects of restoring footpoint symmetry on closed magnetic field lines. (external link)
2021
- Lindis Merete Bjoland; Y. Ogawa; Unni Pia Løvhaug et al. (2021). Electron Density Depletion Region Observed in the Polar Cap Ionosphere. (external link)
- Kjellmar Oksavik (2021). Hev seg i bilen for å ta bilder. (external link)
- Kjellmar Oksavik (2021). Rom-orkan over Nordpolen. (external link)
- Kjellmar Oksavik (2021). Dette er en romorkan. (external link)
- Arve Aksnes; Kjellmar Oksavik (2021). Nordlyset: Den himmelske danserinnen!. (external link)
- Amalie Ø. Hovland; Kjellmar Oksavik; Jone Peter Reistad et al. (2021). Electrodynamics surrounding polar cap auroral arcs. (external link)
- Graziella Branduardi-Raymont; M Berthomier; Y. V. Bogdanova et al. (2021). Exploring solar-terrestrial interactions via multiple imaging observers. (external link)
- Kjellmar Oksavik (2021). På tide å se opp. (external link)
- Kjellmar Oksavik (2021). Mer nordlys i årene fremover: - Folk må bli flinkere til å se opp. (external link)
- Duan Zhang; Qing-He Zhang; Yu-Zhang Ma et al. (2021). Solar and geomagnetic activity impact on occurrence and spatial size of cold and hot polar cap patches. (external link)
- Kjellmar Oksavik (2021). Denne flekken kan skape himmelmagi. (external link)
- Kjellmar Oksavik (2021). Nordlys-forskning: Oppdaget rom-orkan. (external link)
- Duan Zhang; Qing-He Zhang; Yu-Zhang Ma et al. (2021). Solar and Geomagnetic Activity Impact on Occurrence and Spatial Size of Cold and Hot Polar Cap Patches. (external link)
- Kjellmar Oksavik (2021). Denne mørke flekken kan skape himmelmagi i Bergen. (external link)
- Kjellmar Oksavik (2021). Kjellmar frå Fosnavåg oppdaga rom-orkan. (external link)
- Chrystal Moser; James William LaBelle; Spencer Mark Hatch et al. (2021). The Cusp as a VLF Saucer Source: First Rocket Observations of Long‐Duration VLF Saucers on the Dayside. (external link)
- Qing-He Zhang; Yongliang Zhang; Chi Wang et al. (2021). Multiple Transpolar Auroral Arcs Reveal New Insight About Coupling Processes in the Earth’s Magnetotail. (external link)
- Qing-He Zhang; Yongliang Zhang; Chi Wang et al. (2021). Multiple Transpolar Auroral Arcs Reveal New Insight About Coupling Processes in the Earth’s Magnetotail. (external link)
- Yong Wang; Zheng Cao; Zan-Yang Xing et al. (2021). The GPS Scintillations and TEC Variations in Association with A Polar Cap Arc. (external link)
- Yong Wang; Zheng Cao; Zan-Yang Xing et al. (2021). GPS Scintillations and TEC Variations in Association With a Polar Cap Arc. (external link)
- Qing-He Zhang; Yong-Liang Zhang; Chi Wang et al. (2021). A space hurricane over the Earth’s polar ionosphere. (external link)
- Kjellmar Oksavik (2021). Heftig nordlys over Vestland i natt: - Jeg så varselet og kastet meg i bilen. (external link)
- Kjellmar Oksavik (2021). Intervju om rom-orkan i ettermiddagssendinga. (external link)
- Kjellmar Oksavik; Jøran Idar Moen (2021). Historisk rom-orkan. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2021). Hemispheric and seasonal variations in the cold plasma outflow source region: Swarm and CHAMP observations of F-region polar cap electron density. (external link)
- Andres Spicher; Jøran Idar Moen; James William LaBelle et al. (2021). Sounding rocket studies of ionospheric turbulence above Svalbard. (external link)
- Qing-He Zhang; Yongliang Zhang; Chi Wang et al. (2021). Multiple transpolar auroral arcs reveal new insight about coupling processes in the Earth’s magnetotail. (external link)
- Qing-He Zhang; Yongliang Zhang; Chi Wang et al. (2021). A Space Hurricane Over the Earth’s Polar Ionosphere. (external link)
- Kjellmar Oksavik; Qinghe Zhang (2021). Scientists spot a 'space hurricane' for the first time. (external link)
2006
- Herbert C Carlson; Jøran Idar Moen; K Oksavik et al. (2006). Direct observations of injection events of subauroral plasma into the polar cap. (external link)
- Finn Søraas; Marit Irene J. Sandanger; Marita Sørbø et al. (2006). Injection and Loss Processes of 30 to 300 keV Particles and Relativistic Electrons During CIR and Non-CIR Storms. (external link)
- Jøran Idar Moen; Herbert C Carlson; Kjellmar Oksavik et al. (2006). EISCAT observations of plasma patches at sub-auroral cusp latitudes. (external link)
- Ellen Osmundsen; Jøran Idar Moen; Kjellmar Oksavik et al. (2006). On the relationship between polar cap patches and regions of HF cusp backscatter. (external link)
- Marita Sørbø; Finn Søraas; Kjell Aarsnes et al. (2006). Latitude distribution of vertically precipitating energetic neutral atoms observed at low altitudes. (external link)
- Jøran Idar Moen; H. C. Carlson; Kjellmar Oksavik et al. (2006). Observations of Dayside Sub-Auroral Patches in the Svalbard Sector. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; H. C. Carlson (2006). On the relationship between ion up-flows and cusp auroral transients. (external link)
- Yvonne Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2006). Mesoscale Transient Flow Channels observed in the Cusp Ionosphere by the EISCAT Svalbard Radar. (external link)
- Jøran Idar Moen; H. C. Carlson; Kjellmar Oksavik et al. (2006). EISCAT observations of plasma patches at sub-auroral cusp latitudes. (external link)
- SE Pryse; RW Sims; Jøran Idar Moen et al. (2006). Ionospheric signatures of the low-latitude boundary layer under conditions of northward IMF and small clock angle. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes et al. (2006). Relativistic electrons during high speed solar wind streams. (external link)
- Finn Søraas; Marit Irene J. Sandanger; Marita Sørbø et al. (2006). Injection and loss processes of 30 to 300 keV particles and relativistic electrons during CIR and non-CIR storms. (external link)
- K Oksavik; JM Ruohoniemi; RA Greenwald et al. (2006). Observations of isolated polar cap patches by the European Incoherent Scatter (EISCAT) Svalbard and Super Dual Auroral Radar Network (SuperDARN) Finland radars. (external link)
- Arve Aksnes; Johan Stadsnes; Nikolai Østgaard et al. (2006). Height profiles of the ionospheric electron density derived using space-based remote sensing of UV and X ray emissions and EISCAT radar data: A ground-truth experiment. (external link)
2007
- Yvonne Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2007). High Resolution Measurements of Reversed Flow Events in the Cusp Ionosphere by the ESR. (external link)
- Marita Sørbø; Pontus Brandt; Finn Søraas et al. (2007). The Storm Time Equatorial Belt is dominated by Oxygen ions from the ring current. (external link)
- Yvonne Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2007). Reversed flow events in the winter cusp ionosphere observed by the European Incoherent Scatter (EISCAT) Svalbard radar. (external link)
- C Simon; J Lilensten; Jøran Idar Moen et al. (2007). TRANS4: a new coupled electron/proton transport code comparison to observations above Svalbard using ESR, DMSP and optical measurements. (external link)
- Yvonne Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2007). Mesoscale Reversed Flow Events observed in the Cusp Ionosphere by the EISCAT Svalbard Radar. (external link)
- Yvonne Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2007). ESR High Resolution Measurements of Reversed Flow Events in the Cusp Ionosphere. (external link)
- Dag Arne Lorentzen; P.M. Kintner; Jøran Idar Moen et al. (2007). Pulsating dayside aurora in relation to ion upflow events during a northward interplanetary magnetic field (IMF) dominated by a strongly negative IMF B-Y. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes 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)
- Y. Rinne; Jøran Idar Moen; Kjellmar Oksavik et al. (2007). Reversed flow events in the winter cusp ionosphere observed by the European Incoherent Scatter (EISCAT) Svalbard radar. (external link)
- Ellen Osmundsen; Jøran Idar Moen; H. C. Carlson et al. (2007). On the origin of HF backscatter irregularities. (external link)
- Jøran Idar Moen; Yvonne Rinne; H. Opgenoorth et al. (2007). Reversed flow events in the cusp ionosphere: are they an inverted V signature?. (external link)
- Ellen Osmundsen; Jøran Idar Moen; Herbert C. Carlson et al. (2007). On the generation of HF bckscatter power. (external link)
2005
- M. Lockwood; Jøran Idar Moen; A. P. van Eyken et al. (2005). Motion of the dayside polar cap boundary during substorm cycles: I. Observations of pulses in the magnetopause reconnection rate. (external link)
- Finn Søraas; Kjell Aarsnes; Dag Vartdal Carlsen et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
- Nikolai Østgaard; Jøran Idar Moen; Stephan B. Mende et al. (2005). Estimates of magnetotail reconnection rate based on IMAGE FUV and EISCAT measurements. (external link)
- Finn Søraas; Kjell Aarsnes; Dag Vartdal Carlsen et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
- Erik Mårten Blixt; Kjellmar Oksavik; N Ivchenko et al. (2005). Multi-instrument observations of daytime dynamic rayed aurora and plasma turbulence. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; H. C. Carlson et al. (2005). Multi-instrument mapping of the small-scale flow dynamics related to a cusp auroral transient. (external link)
- M. Lockwood; J. A. Davies; Jøran Idar Moen et al. (2005). Motion of the dayside polar cap boundary during substorm cycles: II. Generation of poleward-moving events and polar cap patches by pulses in the magnetopause reconnection rate. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; J. M. Ruohoniemi et al. (2005). Observations of isolated polar cap patches by the EISCAT Svalbard and SuperDARN Finland radars. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; HC Carlson et al. (2005). Multi-instrument mapping of the small-scale flow dynamics related to a cusp auroral transient. (external link)
- M. Lockwood; Jøran Idar Moen; A.P. van Eyken et al. (2005). Motion of the dayside polar cap boundary during substorm cycles: I. Observations of pulses in the magnetopause reconnection rate. (external link)
- Nikolai Østgaard; Jøran Idar Moen; S. Mende et al. (2005). Estimates of magnetotail reconnection rate based on IMAGE FUV and EISCAT measurements. (external link)
- Arve Aksnes; Johan Stadsnes; Nikolai Østgaard et al. (2005). Height profiles of the ionospheric electron density derived from remote sensing of UV and X-ray emissions and measurements by the EISCAT radar: A comparison. (external link)
- M. Lockwood; J.A. Davies; Jøran Idar Moen et al. (2005). Motion of the dayside polar cap boundary during substorm cycles: II. Generation of poleward-moving events and polar cap patches by pulses in the magnetopause reconnection rate. (external link)
- Marita Sørbø; Finn Søraas; Kjell Aarsnes et al. (2005). Low latitude precipitation of energetic neutral atoms reflects the ring current pitch angle distribution during storms. (external link)
- F. Søraas; K. Aarsnes; D. V. Carlsen et al. (2005). Ring current behavior as revealed by energetic proton precipitation. (external link)
- Erik Mårten Blixt; Kjellmar Oksavik; N Ivchenko et al. (2005). The importance of open field lines for the generation of daytime rayed aurora and plasma turbulence. (external link)
- M. I. Sandanger; F. Søraas; K. Aarsnes et al. (2005). Proton injections into the ring current associated with Bz variations during HILDCAA events. (external link)
- Marit Irene J. Sandanger; Kjellmar Oksavik; Finn Søraas et al. (2005). Proton Injections Into the Ring Current Associated With Bz Variations During HILDCAA Events. (external link)
- Marit Irene J. Sandanger; Finn Søraas; Kjell Aarsnes et al. (2005). Proton Injections Into the Ring Current Associated With Bz Variations During HILDCAA Events. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; H. C. Carlson (2005). On the relationship between ion up-flows and cusp auroral transients. (external link)
- N Østgaard; Jøran Idar Moen; SB Mende et al. (2005). Estimates of magnetotail reconnection rate based on IMAGE FUV and EISCAT measurements. (external link)
2024
- Yu-Zhang Ma; Qing-He Zhang; Si-Han Zhao et al. (2024). Multi-Instrument Analysis of the Formation and Segmentation of Tongue of Ionization Into Two Consecutive Polar Cap Patches. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Larry R. Lyons et al. (2024). Multi-instrument Analysis of the Segmentation of the Tongue of Ionization Into Two Dense Polar Cap Patches. (external link)
- J.A. Carter; M. Dunlop; C. Forsyth et al. (2024). Ground-based and additional science support for SMILE. (external link)
- Ingeborg Frøystein; Andres Spicher; Björn Johan Gustavsson et al. (2024). On the Identification of the Dayside Auroral Region Using Incoherent Scatter Radar. (external link)
- Nina Kristine Eriksen; Dag Arne Lorentzen; Lisa Baddeley et al. (2024). Multi-Scale and Multi-Instrumental Observations of a Decaying Airglow Patch. (external link)
- Zhi-Feng Xiu; Yu-Zhang Ma; Qing-He Zhang et al. (2024). Direct Observation of the Space Hurricane Disturbed Polar Thermosphere. (external link)
- Andres Spicher; Theresa Rexer; Andreas Kvammen et al. (2024). Characterization and Assessment of Structuring Connected to Auroral Dynamics using EISCAT_3D (CASCADE): A brief overview. (external link)
- Andres Spicher; Andreas Kvammen; M. Zettergren et al. (2024). Characterizing ionospheric turbulence on the poleward side of the cusp using sounding rocket observations and modelling work. (external link)
- Zhi-Feng Xiu; Yu-Zhang Ma; Qing-He Zhang et al. (2024). Directly Observation of Space Hurricane Disturbed Polar Thermosphere. (external link)
- M.-T. Walach; Y. Soobiah; J.A. Carter et al. (2024). SMILE Winter Campaign. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2024). A Statistical Study of Space Hurricanes in the Southern Hemisphere. (external link)
- Yaqi Jin; Andres Spicher; Hans Laszlo Pecseli et al. (2024). In-situ observations of plasma blob inside the nightside auroral region and features of small-scale irregularities. (external link)
- Duan Zhang; Qing-He Zhang; Kjellmar Oksavik et al. (2024). A Statistical Survey of Polar Cap Cold and Hot Patches in the Southern Hemisphere Using a DMSP Satellite. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). On the asymmetry between scintillation intensity in the pre-noon and post-noon sectors. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2024). Observations of three-dimensional ionospheric plasma properties in a space hurricane. (external link)
- Kjellmar Oksavik (2024). Space Weather Activities in Norway. (external link)
- Qing-He Zhang; Sheng Lu; Zhi-Feng Xiu et al. (2024). Recent Progresses of Space Hurricane. (external link)
- Sheng Lu; Zan-Yang Xing; Qing-He Zhang et al. (2024). A Statistical Study of Space Hurricanes in the Southern Hemisphere. (external link)
- Florine Enengl; L. Spogli; Daria Kotova et al. (2024). Investigation of Ionospheric Small-Scale Plasma Structures Associated With Particle Precipitation. (external link)
- Ingeborg Frøystein; Andres Spicher; Kjellmar Oksavik et al. (2024). Identification and characterization of the dayside ionospheric low energy precipitation region based on ISR measurements. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). The progress and decay of GNSS scintillation during a weak geomagnetic storm: A case study. (external link)
- Xiangyu Wang; Qing-He Zhang; Chi Wang et al. (2024). Unusual shrinkage and reshaping of Earth’s magnetosphere under a strong northward interplanetary magnetic field. (external link)
- Jone Peter Reistad; Spencer Mark Hatch; Karl Magnus Laundal et al. (2024). Volumetric Reconstruction of Ionospheric Electric Currents From Tri-Static Incoherent Scatter Radar Measurements. (external link)
- S. Sembay; Anders Lerum Alme; D. Agnolon et al. (2024). The Soft X-ray Imager (SXI) on the SMILE Mission. (external link)
- Duan Zhang; Q.-H. Zhang; Kjellmar Oksavik et al. (2024). A “Wave-Like” Evolution of Polar Cap Patches Modulated by Enhanced Magnetopause Reconnection and Extended Magnetotail Reconnection. (external link)
- Ingeborg Frøystein; Andres Spicher; Kjellmar Oksavik et al. (2024). On the Dynamics and IMF Effects in the Dayside Ionospheric Region Based on ISR Measurements. (external link)
- Andres Spicher; Andreas Kvammen; Matthew David Zettergren et al. (2024). Understanding the creation of ionospheric F-region turbulence and its spatio-temporal evolution using GNSS scintillations, auxiliary instruments and modeling. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Si-Han Zhao et al. (2024). Multi-Instrument Analysis of the Formation and Segmentation of Tongue of Ionization into Two Consecutive Polar Cap Patches. (external link)
- Steven M. Petrinec; Craig Kletzing; David Miles et al. (2024). The Tandem Reconnection and Cusp Electrodynamics Reconnaissance Satellites (TRACERS) Mission Design. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). Multi-instrument study of dayside scintillation at GNSS L-band frequencies. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). The Growth and Decay of Intense GNSS Amplitude and Phase Scintillation During Non-Storm Conditions. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). On the strength of E and F region irregularities for GNSS scintillation in the dayside polar ionosphere. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). Source regions of irregularities causing GNSS radio scintillation: An investigation using EISCAT. (external link)
- Duan Zhang; Qing-He Zhang; Kjellmar Oksavik et al. (2024). Multi-instrument Observations of the Evolution of Polar Cap Patches Associated with Flow Shears and Particle Precipitation. (external link)
- Karl Magnus Laundal; Jone Peter Reistad; Spencer Mark Hatch et al. (2024). Volumetric reconstruction of ionospheric electric currents from tri-static incoherent scatter radar measurements. (external link)
- Mahith Madhanakumar; Andres Spicher; Juha-Pekka Vierinen et al. (2024). On the asymmetry between scintillation intensity in the pre-noon and post-noon sectors. (external link)
2020
- Qing-He Zhang; Yong-Liang Zhang; Chi Wang et al. (2020). Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth’s magnetotail. (external link)
- Marc R. Lessard; Bruce Fritz; Brent Sadler et al. (2020). Overview of the Rocket Experiment for Neutral Upwelling Sounding Rocket 2 (RENU2). (external link)
- Qing-He Zhang; Yong-Liang Zhang; Chi Wang et al. (2020). A long-lasting auroral bright spot around magnetic north pole: Is it the evidence of stable lobe magnetic reconnection?. (external link)
- Luke A. Jenner; Alan G. Wood; Gareth D. Dorrian et al. (2020). Plasma density gradients at the edge of polar ionospheric holes: the absence of phase scintillation. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2020). Seasonal and Hemispheric Asymmetries of F Region Polar Cap Plasma Density: Swarm and CHAMP Observations. (external link)
- Qing-He Zhang; Yongliang Zhang; Chi Wang et al. (2020). Multiple transpolar auroral arcs reveal insight about coupling processes in the Earth’s magnetotail. (external link)
- Andres Spicher; Craig A. Kletzing; Scott Bounds et al. (2020). Cusp rocket experiment of density structures. (external link)
- Spencer Mark Hatch; Stein Haaland; Karl Magnus Laundal et al. (2020). Hemispheric and seasonal variations in the cold plasma outflow source region: polar cap ionosphere electron density at 350–500 km. (external link)
- Anna Kristine Fæhn Follestad; Katie Herlingshaw; Hossein Ghadjari et al. (2020). Dayside Field-Aligned Current Impacts on Ionospheric Irregularities. (external link)
- Andres Spicher; James William LaBelle; John W Bonnell et al. (2020). On multi-scale density irregularities observed by sounding rockets within regions of enhanced scintillations in the cusp ionosphere. (external link)
- Paul Prikryl; J. M. Weygand; Reza Ghoddousi-Fard et al. (2020). Subauroral GPS TEC and phase variations during geomagnetic storms. (external link)
- Andres Spicher; Kshitija Deshpande; Yaqi Jin et al. (2020). On the Production of Ionospheric Irregularities Via Kelvin-Helmholtz Instability Associated with Cusp Flow Channels. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Periyadan T. Jayachandran et al. (2020). Statistical Study of the Relationship Between Ion Upflow and Field-Aligned Current in the Topside Ionosphere for Both Hemispheres During Geomagnetic Disturbed and Quiet Time. (external link)
- Katie Herlingshaw; Lisa Baddeley; Kjellmar Oksavik et al. (2020). A statistical study of polar cap flow channels and their IMF by dependence. (external link)
2017
- Danny Summers; Run Shi; Mark J. Engebretson et al. (2017). Energetic proton spectra measured by the Van Allen probes. (external link)
- Kristian Reed; Kjellmar Oksavik (2017). Study of meso-scale reversed flow events in the polar ionosphere by SuperDARN radars. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2017). The influence of plasma flows bringing the magnetotail back to a more symmetric configuration. (external link)
- Bharat S R Kunduri; J. B. H. Baker; J. Michael Ruohoniemi et al. (2017). Statistical characterization of the Sub-Auroral Polarization Stream (SAPS). (external link)
- D. G. Brinkman; R. L. Walterscheid; J.H. Clemmons et al. (2017). High Resolution Modeling of the Thermospheric Response to Energy Inputs during the RENU-2 Rocket Flight. (external link)
- Hyomin Kim; Marc R. Lessard; Sarah L. Jones et al. (2017). Simultaneous observations of traveling convection vortices: Ionosphere-thermosphere coupling. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2017). Thermally Excited 630.0 nm Emissions in the Polar Ionosphere. (external link)
- J. Michael Ruohoniemi; J. B. H. Baker; M. Maimaiti et al. (2017). The Occurrence of Small-scale Irregularities in the Mid-latitude Ionosphere from SuperDARN HF Radar Observations. (external link)
- D. Kenward; M. Lessard; Kristina A. Lynch et al. (2017). Examination of Cross-Scale Coupling During Auroral Events using RENU2 and ISINGLASS Sounding Rocket Data. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; A Viljanen et al. (2017). GPS phase scintillation and auroral electrojet currents during geomagnetic storms of March 17, 2013 and 2015. (external link)
- Kjellmar Oksavik; Kristian Reed; Lisa Baddeley et al. (2017). Reversed Flow Events in the Polar Ionosphere. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Herbert C Carlson et al. (2017). Kelvin Helmholtz and Gradient Drift instabilities in ionosphere cusp flow channels. (external link)
- Kjellmar Oksavik; Kristian Reed; J. Michael Ruohoniemi et al. (2017). Channels of Reversed Flow in the Polar Ionosphere. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; Ari Viljanen et al. (2017). Comparison of geomagnetic March 2013 and 2015 storms: GPS phase scintillation and auroral electrojet currents. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2017). When and where is the process of restoring symmetry important?. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2017). How often do thermally excited 630.0 nm emissions occur in the Polar Ionosphere?. (external link)
- Yaqi Jin; Jøran Idar Moen; Kjellmar Oksavik et al. (2017). GPS scintillations associated with cusp dynamics and polar cap patches. (external link)
- Lisa Baddeley; Dag Arne Lorentzen; Noora Partamies et al. (2017). Equatorward propagating auroral arcs driven by ULF wave activity: Multipoint ground- and space-based observations in the dusk sector auroral oval. (external link)
- Paul Prikryl; Reza Ghoddousi-Fard; A Viljanen et al. (2017). Geomagnetic storms of March 17, 2013 and 2015: GPS phase scintillation and auroral electrojet currents. (external link)
- J. B. Habarulema; Z. Thobeka Katamzi; Anasuya L. Aruliah et al. (2017). Observations of gravity waves associated with enhanced auroral activity: GPS, FPI and magnetometer measurements over Svalbard. (external link)
- Xiangcai Chen; Desheng Han; Dag Arne Lorentzen et al. (2017). Dynamic properties of throat aurora revealed by simultaneous ground and satellite observations. (external link)
2019
- Douglas E. Rowland; Jøran Idar Moen; Robert F. Pfaff et al. (2019). VISIONS-2 observations of ion heating and energization near the exobase, and the role of wave-particle interactions. (external link)
- Chrystal Moser; James William LaBelle; Craig A. Kletzing et al. (2019). CAPER-2 and TRICE-2 Sounding Rocket Investigations: Whistler and Upper-Hybrid Waves in the Polar Cusp. (external link)
- Andres Spicher; Kshitija Deshpande; Matthew D. Zettergren et al. (2019). Modeling scintillation produced by ionospheric Kelvin Helmholtz in the cusp ionosphere using GEMINI-SIGMA. (external link)
- Katie Herlingshaw; Lisa Baddeley; Kjellmar Oksavik et al. (2019). A Study of Automatically Detected Flow Channels in the Polar Cap Ionosphere. (external link)
- Andres Spicher; Kjellmar Oksavik; Yaqi Jin et al. (2019). A reverse flow event as the onset of ionospheric scintillation irregularities in the cusp. (external link)
- Q.-H. Zhang; Guo-Cheng Shen; Yongliang Zhang et al. (2019). A Long-lasting Auroral Bright Spot Around Magnetic North Pole: Is it the Evidence of Stable Magnetic Reconnection?. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Zan-Yang Xing et al. (2019). The Ion/Electron Temperature Characteristics of Polar Cap Classical and Hot Patches and Their Influence on Ion Upflow. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2019). Thermally excited 630.0 nm emissions in the polar ionosphere. (external link)
- Andres Spicher; Kjellmar Oksavik; Yaqi Jin et al. (2019). On the sources of Cusp Ionospheric Scintillation Irregularities. (external link)
- James LaBelle; Craig A. Kletzing; Jøran Idar Moen et al. (2019). The Cusp Alfven and Plasma Electrodynamics 2 Mission. (external link)
- Douglas E. Rowland; Jonathan Burchill; J. Clemmons et al. (2019). VISIONS-2: Imaging ion energization in the cusp. (external link)
- J. Clemmons; Douglas E. Rowland; Robert F. Pfaff et al. (2019). Results from a Grand Challenge Initiative-Cusp Mission: VISIONS-2. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Anders Ohma et al. (2019). A new way to identify and quantify the sources of ionospheric convection. (external link)
- Anna Kristine Fæhn Follestad; Katie Herlingshaw; Hossein Ghadjari et al. (2019). Birkeland Current Impacts on Cusp Ionospheric Irregularities. (external link)
- Yaqi Jin; Kjellmar Oksavik (2019). Severe GPS Phase and Amplitude Scintillations at High Latitudes During the 2015 St. Patrick’s Day Storm. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Nikolai Østgaard et al. (2019). Quantifying the dipole tilt influence on reverse convection cells during northward IMF using spherical elementary functions. (external link)
- Desheng Han; Tong Xu; Yaqi Jin et al. (2019). Meso-scale ionospheric flow cells, localized Joule heating, and ion upflow associated with throat aurora as observed by EISCAT. (external link)
- Shan-Yu Zhou; Qing-He Zhang; Kjellmar Oksavik et al. (2019). Statistical Study of the Relationship Between Ion Upflow and Field-aligned Current in the Topside Ionosphere for Both Hemispheres During Disturbed and Quiet Times. (external link)
- Douglas E. Rowland; Jøran Idar Moen; Robert F. Pfaff et al. (2019). VISIONS-2 observations of the electrodynamics of magnetosphere-ionosphere coupling. (external link)
- Robert F. Pfaff; Douglas E. Rowland; H. Freudenreich et al. (2019). Dual Sounding Rocket Observations of Plasma Convection and Shear, Field-aligned Currents, and Alfven waves and Irregularities in the Cusp during IMF Bz Negative Conditions. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Nikolai Østgaard et al. (2019). Separation and quantification of ionospheric convection sources: 2. The dipole tilt angle influence on reverse convection cells during northward IMF. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Nikolai Østgaard et al. (2019). Separation and quantification of ionospheric convection sources: 1. A new technique. (external link)
- Jone Peter Reistad; Karl Magnus Laundal; Anders Ohma et al. (2019). A new way to identify and quantify the sources of ionospheric convection. (external link)
- De-Sheng Han; Tong Xu; Yaqi Jin et al. (2019). Observational evidence for throat aurora being associated with magnetopause reconnection. (external link)
- Spencer Mark Hatch; Lisa Baddeley; Kjellmar Oksavik et al. (2019). EDGAR: Energy Deposition in the Geomagnetic Cusp Alfvén Resonator. (external link)
- J.H. Clemmons; Douglas E. Rowland; J. H. Hecht et al. (2019). VISIONS-2 Observations of Electron Dynamics and Alfvén Waves. (external link)
- Qing-He Zhang; Guo-Cheng Shen; Yongliang Zhang et al. (2019). A long-lasting auroral bright spot around magnetic north pole: Is it the evidence of stable magnetic reconnection?. (external link)
- Shan-Yu Zhou; Qing-He Zhang; Periyadan T. Jayachandran et al. (2019). Statistical study of the relationship between ion upflow and field-aligned current in the topside ionosphere for both hemispheres during disturbed and quiet times. (external link)
- Yaqi Jin; Jøran Idar Moen; Andres Spicher et al. (2019). Simultaneous rocket and scintillation observations of plasma irregularities associated with a reversed flow event in the cusp ionosphere. (external link)
2012
- Kjellmar Oksavik; Jøran Idar Moen; M Lester et al. (2012). In situ measurements of plasma irregularity growth in the cusp ionosphere. (external link)
- Mark Engebretson; J. L. Posch; Marc R. Lessard 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)
- Jøran Idar Moen; Kjellmar Oksavik; Takumi Abe et al. (2012). First in-situ measurements of HF radar echoing targets. (external link)
- E. J. Lund; M. R. Lessard; Fred Sigernes et al. (2012). Electron temperature in the cusp as measured with the SCIFER-2 sounding rocket. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Kjellmar Oksavik (2012). How the solar wind dynamo affects the two polar regions differently. (external link)
- Arne Pedersen; Bjørn Lybekk; Jøran Idar Moen et al. (2012). Cluster observations in the cusp of electron escape and increased wave and electric field amplitudes in electron density cavities. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Lisa Baddeley et al. (2012). Decameter plasma irregularities in F-region polar cap plasma. (external link)
- Jøran Idar Moen; Kjellmar Oksavik (2012). Space weather challenges of the polar cap ionosphere. (external link)
- Lindis Merete Bjoland; Nikolai Østgaard; Kjellmar Oksavik et al. (2012). Ionospheric Signatures Associated with the 21 February 2008 Svalbard Earthquake. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Christer van der Meeren et al. (2012). On plasma instabilities in the polar cap ionosphere. (external link)
- T. D. Borisova; N. F. Blagoveshchenskaya; A. S. Kalishin et al. (2012). Effects of modification of the polar ionosphere with high-power short-wave extraordinary-mode HF waves produced by the spear heating facility. (external link)
- Matthew A. Young; Marc Lessard; Mark Engebretson et al. (2012). Spectral enhancements associated with Pi1B events observed at high latitude. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Kjellmar Oksavik et al. (2012). Asymmetric field-aligned currents in the conjugate hemispheres. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Herbert C Carlson (2012). Spatial fine-structure in the F-region polar ionosphere. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; L. Alfonsi et al. (2012). Space weather challenges of the polar cap ionosphere. (external link)
- Kjellmar Oksavik (2012). Vil varsle lyn og nordlys. (external link)
- Robert C. Fear; Steve E. Milan; Kjellmar Oksavik (2012). Determining the axial direction of high-shear flux transfer events: Implications for models of FTE structure. (external link)
- Hilde Nesse Tyssøy; Johan Stadsnes; Finn Søraas et al. (2012). Energetic particle precipitation and ionization effects in the mesosphere during the solar energetic particle events 23 - 30 January 2012. (external link)
- Kjellmar Oksavik (2012). Det nøyaktige polpunktet. (external link)
- Jøran Idar Moen; Yvonne Rinne Dåbakk; Kjellmar Oksavik et al. (2012). Investigation of reversed flow channel events by the ICI-3 sounding rocket. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2012). Non-conjugate aurora and inter hemispheric currents. (external link)
2008
- Jøran Idar Moen; Y. Rinne; HC Carlson et al. (2008). On the relationship between thin Birkeland current arcs and reversed flow channels in the winter cusp/cleft ionosphere. (external link)
- Jøran Idar Moen; Yvonne Rinne; H. C. Carlson et al. (2008). On the relationship between thin Birkeland current arcs and reversed flow channels in the winter cusp/cleft ionosphere. (external link)
- P.C. Brandt; Y. Zheng; T.S. Sotirelis et al. (2008). The linkage between the ring current and the ionosphere system. (external link)
- HC Carlson; Kjellmar Oksavik; Jøran Idar Moen (2008). On a new process for cusp irregularity production. (external link)
- Jøran Idar Moen; Yvonne Rinne; Herbert C. Carlson et al. (2008). On the relationship between thin Birkeland current arcs and reversed flow channels in the winter cusp/cleft ionosphere. (external link)
- Kjellmar Oksavik; Ellen Osmundsen; Jøran Idar Moen et al. (2008). On the generation of ionospheric irregularities in the dayside polar cap. (external link)
1998
2011
- R. C. Fear; Steve E. Milan; Kjellmar Oksavik et al. (2011). Determining the axial direction of high-shear flux transfer events. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; T Abe et al. (2011). In-situ observations of SuperDARN HF radar echoing targets. (external link)
- Stein Egil Håland; Finn Søraas; P. Daly et al. (2011). Determination of polar cap size and shape using energetic particles. (external link)
- Kjellmar Oksavik (2011). Gjest i studio under ettermiddagssendinga. (external link)
- Kjellmar Oksavik; Jøran Idar Moen (2011). In-situ measurements of spatial fine-structures in polar cap patches. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Ellen H Rekaa et al. (2011). Reversed flow events in the cusp ionosphere detected by SuperDARN HF radars. (external link)
- N. A. Frissell; J. B. H. Baker; J. M. Ruohoniemi et al. (2011). First radar observations in the vicinity of the plasmapause of pulsed ionospheric flows generated by bursty bulk flows. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Dag Arne Lorentzen et al. (2011). Sounding rocket measurements of decameter structures in the cusp. (external link)
- Kjellmar Oksavik (2011). Gjest i studio på Vestlandsrevyen. (external link)
- Kjellmar Oksavik; Jøran Idar Moen; Ellen H. Rekaa et al. (2011). SuperDARN and reversed flow events in the cusp. (external link)
- Marc R. Lessard; H Kim; M Young et al. (2011). Ultra-Low Frequency wave interactions with the ionosphere. (external link)
- R. C. Fear; Steve E. Milan; Kjellmar Oksavik et al. (2011). Determining the axial direction of high-shear flux transfer events. (external link)
- Jøran Idar Moen; Jan Kenneth Bekkeng; Tore Andre Bekkeng et al. (2011). In-situ observations of plasma instabilities in the F-region cusp/polar cap ionosphere. (external link)
- Fred Sigernes; Margit Elisabet Dyrland; Pål Brekke et al. (2011). Two methods to forecast auroral displays. (external link)
2002
- S. E. Milan; M. Lester; S. W. H. Cowley et al. (2002). Variations in polar cap area during two substorm cycles. (external link)
- Arne Pedersen; William F. Denig; E. Lucek et al. (2002). Electric and magnetic field and plasma density measurements during multiple dayside boundary layer crossings on Cluster. (external link)
- Herbert C Carlson; Kjellmar Oksavik; Jøran Idar Moen et al. (2002). ESR mapping of polar-cap patches in the dark cusp. (external link)
- Kjellmar Oksavik (2002). Remote sensing of the magnetopause. (external link)
- Finn Søraas; Kjellmar Oksavik; Kjell Aarsnes et al. (2002). Storm Time Equatorial Belt - an Image of Ring Current Behavior. (external link)
- Nikolai Østgaard; Jøran Moen; S. B. Mende et al. (2002). Estimates of magnetotail reconnection rate based on IMAGE FUV and EISCAT measurements. (external link)
- Kjell Aarsnes; Kjellmar Oksavik; Finn Søraas et al. (2002). Observations of Energetic Particles From the Polar Cap to the Equator During the April 2002 Storms. (external link)
- A. Vontrat-Reberac; J. M. Bosqued; M. G. G. T. Taylor et al. (2002). Cluster and ground-based observations of the cusp for variable IMF and quiet conditions. (external link)
- J. A. Wild; S. W. H. Cowley; S. E. Milan et al. (2002). The ionospheric response to flux transfer events: Simultaneous Cluster and global ground-based observations. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2002). Storm-time protons observed at L-values below 1.25. (external link)
- Kjellmar Oksavik; Finn Søraas; Theodore A Fritz et al. (2002). Three-dimensional magnetopause sounding using Cluster/RAPID. (external link)
- Kjellmar Oksavik; Marita Sørbø (2002). Dokumentarprogrammet inneholder et intervju i forbindelse med feltarbeid ved EISCAT Svalbard Radaren. (external link)
- Knut Svenes; Rune Stadsnes; Kjellmar Oksavik et al. (2002). CLUSTER II: Research Initiatives by Norwegian Groups. (external link)
- Herbert C. Carlson; Kjellmar Oksavik; Jøran Moen et al. (2002). ESR mapping of polar-cap patches in the dark cusp. (external link)
- Kjellmar Oksavik; Theodore A Fritz; Quigang Zong et al. (2002). Three-dimensional energetic ion sounding of the magnetopause using Cluster/RAPID. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2002). Ring current intensity estimated from low-altitude proton observations. (external link)
- Kjellmar Oksavik (2002). Ung forskar frå Herøy utmerkar seg. (external link)
- E. J. Lund; C. J. Farrugia; D. Alcayde et al. (2002). Temporal and spatial variability of the cusp: A multi-spacecraft and ground-based case study. (external link)
- Finn Søraas; Kjell Aarsnes; Kjellmar Oksavik et al. (2002). Proton precipitation as a measure of ring current injection. (external link)
2018
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2018). Observations of asymmetries in ionospheric return flow during different levels of geomagnetic activity. (external link)
- Yu-Zhang Ma; Qing-He Zhang; Zan-Yang Xing et al. (2018). The ion/electron temperature characteristics of polar cap classical and hot patches and their influence on ion upflow. (external link)
- Bharat S.R. Kunduri; Joseph B.H. Baker; John Michael Ruohoniemi et al. (2018). Recent developments in our knowledge of inner magnetosphere-ionosphere convection. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Herbert C Carlson et al. (2018). The Investigation of Cusp Irregularities Rocket Program. (external link)
- Lisa Baddeley; Dag Arne Lorentzen; Noora Partamies et al. (2018). Equatorward Propagating Auroral Arcs Driven by ULF Wave Activity: Multipoint Ground and Space Based Observations in the Dusk Sector Auroral Oval. (external link)
- Zama T. Katamzi-Joseph; Anasuya Aruliah; Kjellmar Oksavik et al. (2018). Multi-instrument observations of atmospheric gravity waves/traveling ionospheric disturbances associated with enhanced auroral activity. (external link)
- Bharat S R Kunduri; Joseph B.H. Baker; John Michael Ruohoniemi et al. (2018). A New Empirical Model of the Subauroral Polarization Stream. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2018). Thermally excited 630.0 nm emissions in the polar ionosphere. (external link)
- Kjellmar Oksavik (2018). SMILE: New opportunities for global imaging of space weather near Earth. (external link)
- Katie Herlingshaw; Lisa Baddeley; Dag Arne Lorentzen et al. (2018). Automatic detection of flow channels in the polar cap ionosphere. (external link)
- Yaqi Jin; Kjellmar Oksavik (2018). GPS Scintillations and Losses of Signal Lock at High Latitudes During the 2015 St. Patrick's Day Storm. (external link)
- Norah Kaggwa Kwagala; Kjellmar Oksavik; Dag Arne Lorentzen et al. (2018). Seasonal and solar cycle variations of thermally excited 630.0 nm emissions in the polar ionosphere. (external link)
- Ingrid Mann; Kirsti Kauristie; Ruth Bamford et al. (2018). Challenges and Strategic Research Plans for Earth and Heliosphere: Research Infrastructures, Projects and Initiatives. (external link)
- Zama T. Katamzi-Joseph; Anasuya L. Aruliah; Kjellmar Oksavik et al. (2018). Multi-instrument observations of large-scale atmospheric gravity waves/traveling ionospheric disturbances associated with enhanced auroral activity over Svalbard. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; H. C. Carlson et al. (2018). The investigation of cusp irregularities rocket program. (external link)
2013
- Christer van der Meeren; Kjellmar Oksavik (2013). Tongue of ionization in the nightside polar ionosphere and effects on GPS scintillation. (external link)
- Christer van der Meeren; Kjellmar Oksavik (2013). Effects on GPS scintillation from a tongue of ionization in the nightside polar ionosphere. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; L. Alfonsi et al. (2013). Space weather challenges of the polar cap ionosphere. (external link)
- Kjellmar Oksavik (2013). Romvær: Nordlys og plasmaskyer truer GPS. (external link)
- Christer van der Meeren; Kjellmar Oksavik; Jøran Idar Moen et al. (2013). A multi-instrument case study of high-latitude ionospheric GNSS scintillation due to drifting plasma irregularities. (external link)
- Jone Peter Reistad; Stein Haaland; Nikolai Østgaard et al. (2013). Investigation of the role of IMF Bx on magnetopause characteristic past the terminator. (external link)
- Jøran Idar Moen; Yvonne Rinne Dåbakk; Jan Kenneth Bekkeng et al. (2013). INVESTIGATION OF A CUSP FLOW CHANNEL BY THE ICI-3 SOUNDING ROCKET. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). Auroral intensity asymmetries associated with the x-component of the interplanetary magnetic field in the two polar hemispheres. (external link)
- Christer Van Der Meeren; Kjellmar Oksavik (2013). A multi-instrument study of GPS scintillation in the nightside polar cap over Svalbard. (external link)
- Linn Kristine G. Ødegaard; Kjellmar Oksavik (2013). Recalibration of the MEPED Proton Detectors Onboard NOAA POES Satellites. (external link)
- Jøran Idar Moen; Kjellmar Oksavik; Lucilla Alfonsi et al. (2013). Space weather challenges of the polar cap ionosphere. (external link)
- Linn-Kristine Glesnes Ødegaard; Kjellmar Oksavik; Finn Søraas et al. (2013). Recalibration of the NOAA/POES MEPED instrument using a statistical approach. (external link)
- Herbert C Carlson; Kjellmar Oksavik; Jøran Idar Moen (2013). Thermally excited 630.0nm O(D-1) emission in the cusp: A frequent high-altitude transient signature. (external link)
- Kjellmar Oksavik; Christer Van Der Meeren; Jøran Idar Moen et al. (2013). Space weather effects on GNSS navigation systems in the polar cap. (external link)
- A. J. Ribeiro; J. M. Ruohoniemi; P. V. Ponomarenko et al. (2013). A comparison of SuperDARN ACF fitting methods. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). How IMF Bx affects the two polar hemispheres differently. (external link)
- Linn Kristine G. Ødegaard; Kjellmar Oksavik (2013). Recalibration of the MEPED Proton Detectors Onboard NOAA POES Satellites. (external link)
- Marit Irene J. Sandanger; Hilde Nesse Tyssøy; Johan Stadsnes et al. (2013). Determination of NOAA MEPED correction factors - evaluation of different methods. (external link)
- Mark J. Engebretson; Timothy Kenneth Yeoman; Kjellmar Oksavik 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)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). Simultaneous global imaging as a tracer of true conjugate regions. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). Intensity asymmetries between the northern and southern auroral ovals associated with the x-component of the Interplanetary Magnetic Field. (external link)
- Jone Peter Reistad; Stein Haaland; Nikolai Østgaard et al. (2013). Investigation of a possible IMF Bx influence on magnetopause characteristic. (external link)
- H. C. Carlson; Jøran Idar Moen; Kjellmar Oksavik et al. (2013). Doubling of Ion Up-flow for Ion Outflow Calculations. (external link)
- Kjellmar Oksavik; Christer van der Meeren; Jøran Idar Moen et al. (2013). On Transient Phenomena in the Cusp Ionosphere. (external link)
- Jone Peter Reistad; Stein Haaland; Nikolai Østgaard et al. (2013). Investigation of a possible IMF Bx influence on magnetopause characteristics. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). How IMF Bx affects the two hemispheres differently. (external link)
- Karl Magnus Laundal; Nikolai Østgaard; Jone Peter Reistad et al. (2013). Non-Conjugate Features in the Auroral Ovals in the two Hemispheres. (external link)
- Kjellmar Oksavik; Christer Van Der Meeren; Jøran Idar Moen et al. (2013). Ionospheric irregularities and effects on GNSS navigation systems in the polar cap. (external link)
- Jone Peter Reistad; Nikolai Østgaard; Karl Magnus Laundal et al. (2013). On the non-conjugacy of nightside aurora and their generator mechanisms. (external link)
- Christer Van Der Meeren; Kjellmar Oksavik; Jøran Idar Moen et al. (2013). A multi-instrument study of high-latitude ionospheric irregularities and their effects on GPS ionospheric scintillation. (external link)