Statistical study of sporadic sodium layer (SSL) in the polar lower thermosphere and upper mesosphere by using the Tromsoe sodium LIDAR
Yohei Ogawa, Satonori Nozawa, Takuo T. Tsuda, Takuya Kawahara, Yasunobu Ogawa, Hitoshi Fujiwara, Norihito Saito, Satoshi Wada, Toru Takahashi, Masaki Tsutsumi, Tetusya Kawabata, Chris Hall, A. Brekke
Abstract