12:00 〜 12:15 [D-7-5] Formation of Self-aligned Pore Arrays on n-GaN Substrates by Photo-assisted Electrochemical Etching Process ○Y. Kumazaki1, T. Sato1, Z. Yatabe1 (1.Hokkaido Univ.(Japan)) https://doi.org/10.7567/SSDM.2015.D-7-5