2006

J. Stadsnes, A. Aksnes, C. Sætre, N. Østgaard, C. A. Barth, S. M. Bailey, and G. A. Germany,

Satellite remote mapping of the precipitation of energetic electrons and their effects on the Earth's upper atmosphere.

Invited talk at the Asia Oceania Geosciences Society 3rd Annual Meeting (AOGS 2006) in Singapore, 10.-14. July 2006.

D. J. Murray, R. W. Eastes, A. Aksnes, S. A. Budzien, R. Daniell, and K. F. Dymond,

Comparing measured altitude profiles of N2 Lyman-Birge-Hopfield band emissions with model calculations.

Poster at CEDAR Workshop in Santa Fe, New Mexico, USA, 19.-23. June 2006.

A. Aksnes, R. Eastes, S. Budzien, and K. Dymond,

Investigating the latitudinal temperature variation in the lower thermosphere using N2 Lyman-Birge-Hopfield (LBH) band emissions from HITS/ARGOS.

Poster at 2006 Joint Assembly in Baltimore, Maryland, USA, 23.-26. May 2006.

R. Eastes, W. McClintock, A. Aksnes, D. Anderson, L. Andersson, D. Baker, A. Burns, M. Codrescu, R. Daniell, F. Eparvier, J. Harvey, A. Krywonos, J. Lumpe, G. Prölss, A. Richmond, D. Rusch, S. Solomon, and T. Woods,

Global-scale Observations of the Limb and Disk (GOLD. Continuous, Global-Scale Ultraviolet Observations of Earth: The Future for Space Weather Observations.

Poster at Space Weather Week 2006 in Boulder, Colorado, USA, 25.-28. April 2006.

2005

A. Aksnes, R. Eastes, S. Budzien, K. Dymond, S. Bailey, and A. Jones,

Comparing the measured N2 Lyman-Birge-Hopfield (LBH) band brightness in the dayglow with model calculations: Investigating the importance of cascading as a source of excitation.

Poster at AGU Fall Meeting in San Francisco, California, USA, 5.-9. December 2005.

J. Murray, R. Eastes, A. Aksnes, S. Budzien, R. Daniell, and K. Dymond,

Modeling altitude profiles of the N2 Lyman-Birge-Hopfield band emissions.

Poster at AGU Fall Meeting in San Francisco, California, USA, 5.-9. December 2005.

A. Aksnes, J. Stadsnes, N. Østgaard, G. A. Germany, K. Oksavik, R. R. Vondrak, A. Brekke, and U. P. Løvhaug,

Ionospheric global conductance maps from remote sensing of UV- and X-ray emissions.

Invited talk at IAGA 2005 Conference in Toulouse, France, 18.-29. July 2005.

A. Aksnes, J. Stadsnes, N. Østgaard, G. A. Germany, K. Oksavik, R. R. Vondrak, A. Brekke, and U. P. Løvhaug,

Height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions, and measured by EISCAT radar data: A comparison.

Talk at Japan-Norway Symposium on Polar Research at Voksenaasen Hotel, Oslo, 12.-13. May 2005.

A. Aksnes, J. Stadsnes, N. Østgaard, G. A. Germany, K. Oksavik, R. R. Vondrak, A. Brekke, and U. P. Løvhaug,

Height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions, and measured by EISCAT radar data: A comparison.

Poster at EGU 2nd General Assembly in Vienna, Austria, 24.-29. April 2005.

C. Sætre, C. A. Barth, J. Stadsnes, N. Østgaard, D. N. Baker, A. Aksnes, H. Nesse, S. M. Petrinec, and S. M. Bailey,

Comparisons of electron energy flux derived from X-ray bremsstrahlung measurements and from a photochemical model for nitric oxide.

Poster at EGU 2nd General Assembly in Vienna, Austria, 24.-29. April 2005.

2004

C. Sætre, J. Stadsnes, H. Nesse, A. Aksnes, C. A. Barth, D. N. Baker, S. M. Petrinec, N. Østgaard, A. Brekke, and S. Nozawa,

The impact of energetic electron precipitation on nitric oxide in the upper atmosphere - including neutral wind effects.

Talk at IAGA/ICMA Workshop in Bath, UK, 12.-15. July 2004.

A. Aksnes, J. Stadsnes, A. Brekke, N. Østgaard, G. A. Germany, R. R. Vondrak, K. Oksavik, and U. P. Løvhaug,

Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data.

Poster at EGU 1st General Assembly in Nice, France, 25.-30. April 2004.

O. Amm, A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, and I. Sillanpaa,

Observations and analysis of ionospheric electrodynamics during a substorm recovery phase using the MIRACLE network.

Talk at EGU 1st General Assembly in Nice, France, 25.-30. April 2004.

O. Amm, A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, and I. Sillanpaa,

Observations and analysis of ionospheric electrodynamics during a substorm recovery phase using the MIRACLE network.

Invited talk at International Conference on Substorms (ICS-7) in Levi, Lappland, Finland, 21.-27. March 2004.

A. Aksnes, O. Amm, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, A. Pulkkinen, and I. Sillanpaa,

Ionospheric conductances derived from satellite measurements of auroral UV and X-ray emissions, and ground-based electromagnetic data: A comparison.

Poster at International Conference on Substorms (ICS-7) in Levi, Lappland, Finland, 21.-27. March 2004.

PDF document (771 kB).

2003

A. Aksnes, J. Stadsnes, A. Brekke, U. P. Løvhaug, N. Østgaard, G. A. Germany, R. R. Vondrak, and K. Oksavik,

Comparing height profiles of the ionospheric electron density derived from remote sensing of UV- and X-ray emissions and from EISCAT radar data.

Poster at AGU Fall Meeting in San Francisco, California, USA, 8.-12. December 2003.

PDF document part 1 (1678 kB) Power Point part 2 (670 kB).

H. Nesse, J. Stadsnes, A. Aksnes, C. Sætre, A. Aasnes, A. B. Christensen, P. C. Anderson, L. Paxton, and N. Østgaard,

Atmospheric effects of energetic electron precipitation during substorms.

Poster at AGU Fall Meeting in San Francisco, California, USA, 8.-12. December 2003.

O. Amm, A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, G. Lu, A. Pulkkinen, and I. Sillanpaa,

Mesoscale and semiglobal scale view of the ionospheric electrodynamics of auroral torches.

Poster at AGU Fall Meeting in San Francisco, California, USA, 8.-12. December 2003.

J. Stadsnes, A. Aksnes, and C. Sætre,

Mapping of energetic electron precipitation by imaging of auroral X-rays.

Invited talk at the 10th Assembly of Space Physics Committee in Shanghai, China, 18.-22. October 2003.

Power Point (7822 kB).

A. Aksnes,

Effects of energetic electrons on the electrodynamics in the ionosphere.

Talk at Fysikermøtet at Sundvolden, Norway, 9.-12. August 2003.

PDF document (3864 kB).

H. Nesse, J. Stadsnes, A. Aksnes, C. Sætre, A. Aasnes, A. B. Christensen, P. C. Anderson, L. Paxton, and N. Østgaard,

Atmosfæriske effektar av energetisk elektronnedbør under ein substorm.

Talk at Fysikermøtet at Sundvolden, Norway, 9.-12. August 2003.

O. Amm, P. Janhunen, K. Kauristie, A. Viljanen, M. W. Dunlop, A. Aikio, A. Aksnes, J. Stadsnes, N. Østgaard, G. A. Germany, R. R. Vondrak,

Examples of the present use of the STARE radar to study mesoscale ionospheric electrodynamics.

Invited talk at SuperDARN Workshop in Kiljava, Finland, 19.-23. May 2003.

A. Aksnes,

Effekter av energetiske elektroner på elektrodynamikken i ionosfæren.

Talk at the ILWS meeting in Tromsø, Norway, 29.-30. April 2003.

PDF document (4727 kB).

A. Aksnes, O. Amm, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, A. Pulkkinen, and I. Sillanpaa,

Comparison of two different techniques to derive the ionospheric conductances.

Poster at EGS-AGU-EUG Meeting in Nice, France, 6.-11. April 2003.

PDF document (498 kB).

O. Amm, A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, G. A. Germany, G. Lu, A. Pulkkinen, and I. Sillanpaa,

Mesoscale and semiglobal scale view of the ionospheric electrodynamics of auroral torches.

Poster at EGS-AGU-EUG Meeting in Nice, France, 6.-11. April 2003.

A. Aksnes, J. Stadsnes, G. Lu, N. Østgaard, G. A. Germany, R. R. Vondrak, T. J. Rosenberg, D. L. Detrick, and M. Schulz,

Effects of energetic electrons on the electrodynamics in the ionosphere.

Talk at EGS-AGU-EUG Meeting in Nice, France, 6.-11. April 2003.

PDF document (3755 kB).

C. Sætre, J. Stadsnes, H. Nesse, A. Aksnes, S. M. Petrinec, C. A. Barth, and R. R. Vondrak,

Comparison of energetic electron precipitation and abundance of nitric oxide in the upper atmosphere during substorm conditions.

Poster at EGS-AGU-EUG Meeting in Nice, France, 6.-11. April 2003.

A. M. Stampe, G. Lu, S. Vennerstrøm, E. Friis-Christensen, and A. Aksnes,

Field-aligned current patterns in the polar cap region during nortward IMF derived by AMIE.

Poster at EGS-AGU-EUG Meeting in Nice, France, 6.-11. April 2003.

2002

A. Aksnes, J. Stadsnes, G. Lu, A. D. Richmond, N. Østgaard, T. J. Rosenberg, D. L. Detrick, G. A. Germany, R. R. Vondrak, and M. Schulz,

The electrodynamics in the ionosphere during substorms.

Poster at AGU Fall Meeting in San Francisco, California, USA, 6.-10. December 2002.

O. Amm, A. Aksnes, J. Stadsnes, N. Østgaard, G. Lu, T. J. Rosenberg, D. L. Detrick, G. A. Germany, R. R. Vondrak, and I. Sillanpaa,

Comparison of two different techniques to derive the electric current density in the ionosphere.

Poster at AGU Fall Meeting in San Francisco, California, USA, 6.-10. December 2002.

PDF document (4736 kB).

A. M. Stampe, G. Lu, A. Aksnes, S. Vennerstrøm, T. Moretto, and E. Friis-Christensen,

Field aligned current patterns derived by AMIE - satellite data versus ground based data.

Poster at AGU Fall Meeting in San Francisco, California, USA, 6.-10. December 2002.

A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, T. J. Rosenberg, D. L. Detrick, G. A. Germany, and M. Schulz,

Instantaneous ionospheric global conductance maps during substorms.

Talk at EGS Meeting in Nice, France, 21.-26. April 2002.

PDF document (783 kB).

A. Aksnes, J. Stadsnes, M. Lester, S. Milan, N. Østgaard, T. J. Rosenberg, D. L. Detrick, G. A. Germany, R. R. Vondrak, and M. Schulz,

Electrodynamical parameters during a geomagnetic substorm.

Poster at EGS Meeting in Nice, France, 21.-26. April 2002.

PDF document (3398 kB).

A. Aksnes, J. Stadsnes, M. Lester, S. Milan, N. Østgaard, T. J. Rosenberg, D. L. Detrick, G. A. Germany, R. R. Vondrak, and M. Schulz,

Ionospheric electric fields, conductances and currents during geomagnetic substorms.

Talk at International Conference in Substorm Submission in Seattle, USA, 25.-29. March 2002.

PDF document (3440 kB).

A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, T. J. Rosenberg, D. L. Detrick, G. A. Germany, and M. Schulz,

Global ionospheric conductance maps.

Talk at the 36th Nordic Plasma and Gas Discharge Symposium at The Norwegian Coastal Express from Tromsø to Bergen (M/S Polarlys), Norway, 23.-26. February 2002.

PDF document (943 kB).

2001

A. Aksnes, J. Stadsnes, N. Østgaard, R. R. Vondrak, T. J. Rosenberg, D. L. Detrick, G. A. Germany, D. L. Chenette, and D. R. Weimer,

Global maps of electrodynamical parameters during substorms.

Talk at AGU Fall Meeting in San Francisco, California, USA, 10.-14. December 2001.

PDF document (996 kB).

A. Aksnes, J. Stadsnes, N. Østgaard, J. Bjordal, T. J. Rosenberg, D. L. Detrick, G. A. Germany, and R. R. Vondrak,

Global maps of Pedersen and Hall conductivities through a substorm.

Talk at AGU Spring Meeting in Boston, Massachusetts, USA, 29. May - 2. June 2001.

J. Stadsnes, J. Bjordal, N. Østgaard, A. Aksnes, R. R. Vondrak, T. J. Rosenberg, and D. L. Chenette,

Space based imaging of auroral X-rays.

Talk at EGS Meeting in Nice, France, 25.-30. March 2001.

K. Oksavik, F. Søaas, K. Aarsnes, A. Aksnes, J. Moen, and B. Wilken,

The Svalbard Archipelago - a window to Cluster.

Poster at EGS Meeting in Nice, France, 25.-30. March 2001.

2000

A. Aksnes, J. Stadsnes, J. Bjordal, N. Østgaard, T. J. Rosenberg, D. L. Detrick, R. R. Vondrak, and D. L. Chenette,

Global conductivity maps derived from Polar PIXIE observations.

Poster at AGU Fall Meeting in San Francisco, California, USA, 15.-19. December 2000.

PDF document part 1 (1168 kB) PDF document part 2 (3826 kB).

J. Stadsnes, J. Bjordal, N. Østgaard, A. Aksnes, D. L. Chenette, G. K. Parks, and M. Brittnacher,

Temporal and spatial features of the energetic electron precipitation during substorms.

Talk at NSF GEM Meeting in Snowmass, Colorado, USA, 18.-23. June, 2000.

J. Stadsnes, J. Bjordal, N. Østgaard, A. Aksnes, D. L. Chenette, G. K. Parks, and M. Brittnacher,

Temporal and spatial features of the energetic electron precipitation during substorms.

Talk at AGU Spring Meeting in Washington, D.C., USA, 30. May - 3. June 2000.