Schedule 9 10:00 AM - 10:15 AM [We-1A-06] Electrically-detected-magnetic-resonance study on interface defects at a-face and m-face 4H-SiC/SiO2 interfaces *Eito Higa1, Mitsuru Sometani2, Shinsuke Harada2, Hiroshi Yano1, Takahide Umeda1 (1. Univ. of Tsukuba.(Japan), 2. National Inst. of Advanced Indus. Sci. and Tech.(Japan))