10:51 〜 10:53 [PS-5-04] Comparison on characteristics of InGaN-LEDs on sapphire substrates and (-2 0 1) β-Ga2O3 substrate Y.-C. Chen1,○S.-M. Hung1, Y.-Y. Yeh1, K.-J. Chen1, Y.-P. Lan1 (1.National Chiao Tung Univ. (Taiwan))