J. Phys. IV France
Volume 12, Numéro 10, November 2002
Page(s) 253 - 280

J. Phys. IV France
12 (2002) Pr10-253
DOI: 10.1051/jp4:20020463

The solar energetic flux and its impact on the Earth upper atmosphere

J. Lilensten and M. Kretzschmar

Laboratoire de Planétologie de Grenoble, bâtiment D de Physique, BP. 53, 38041 Grenoble cedex 9, France

In this paper, we introduce the way the energetic electromagnetic flux is emitted by the sun, and we present how it creates an upper partly ionized layer in the Earth atmosphere.

© EDP Sciences 2002