About ARAKAWA M
About Hokkaido Univ., JPN
About SHIRAI K
About Inst. Space and Astronautical Sci., JPN
About Inst. Space and Astronautical Sci., JPN
About Geophysical Research Letters
About planetary material
About Meteors,comets,meteorites
About 高速度衝突
About 水
About 氷
About 衝撃波
About 破砕
About 伝搬