スケジュール 0 [LEDIAp-04] Theoretical approach to carbon concentration on GaN(0001) and (000-1) surfaces during MOVPE *Daichi Yosho1, Yuya Inatomi1, Yoshihiro Kangawa1,2,3 (1. Kyushu University, 2. RIAM, Kyushu University, 3. IMaSS, Nagoya University)