Ion escape from the Martian upper atmosphere with a weak intrinsic magnetic field
Shotaro Sakai, The University of Tokyo, Tokyo, Japan, Kanako Seki, The University of Tokyo, Research Center for Advanced Science and Technology, Tokyo, Japan, Naoki Terada, Tohoku University, Graduate School of Science, Sendai, Japan, Hiroyuki Shinagawa, Kyushu University, International Research Center for Space and Planetary Environmental Science, Fukuoka, Japan, Takashi Tanaka, Kyushu University, Fukuoka, Japan and Yusuke Ebihara, Kyoto University, Research Institute for Sustainable Humanosphere, Kyoto, Japan
