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4.4.10 Specific events

Solar proton events of October-November 2003: Ozone depletion in the Northern hemisphere polar winter as seen by GOMOS/ENVISAT, Seppälä, A., P. T. Verronen, E. Kyrölä, S. Hassinen, L. Backman, A. Hauchecorne, J. L. Bertaux, D. Fussen, GRL, vol. 31, L19107, doi:10.1029/2004GL021042, 2004.

Diurnal variation of ozone depletion during the October-November 2003 solar proton events, Verronen, P.T., A. Seppälä, M. A. Clilverd, C. J. Rodger, E. Kyrölä, C.-F. Enell, T. Ulich, E. Turunen, , JGR, vol. 110, A09S32, doi:10.1029/2004JA010932, 2005.

Large increase of NO2 in the north polar mesosphere in January-February 2004: Evidence of a dynamical origin from GOMOS/ENVISAT and SABER/TIMED data, Hauchecorne, A.,  J.L. Bertaux, F. Dalaudier, J.M. Russell III, M.G. Mlynczak, E. Kyrölä, D. Fussen, Geophys. Res. Lett., Vol. 34, No. 3, L03810,, 2007.

Global analysis of scintillation variance: indications of gravity wave breaking in the polar winter upper stratosphere, Sofieva, V., E. Kyrölä, S. Hassinen, L. Backman,  J. Tamminen, A. Seppälä, A.S. Gurvich, V. Kan, F. Dalaudier, A. Hauchecorne, J.L. Bertaux, D. Fussen, F. Vanhellemont, O. Fanton d'Andon, G. Barrot, A. Mangin, M. Guirlet, T. Fehr, P. Snoeij, L. Saavedra, R. Koopman and R. Fraisse, Vol. 34, L03812, 2007.