Schedule 3 2:55 PM - 2:57 PM [LEDIA-P-21] Absolute surface energies of AlGaN(0001) under metal organic vapor phase epitaxy condition *Katsuya Nagai1, Shinnosuke Tsumuki1, Toru Akiyama1, Abdul Muizz Pradipto1, Kohji Nakamura1, Tomonori Ito1 (1. Mie University )