◐ “Light extraction enhancement from nanoimprinted photonic crystal GaN-based blue light emitting diodes”
Hyun Kyong Cho*, Junho Jang, Jeong-Hyeon Choi, Jaewan Choi, Jongwook Kim, Jeong Soo Lee, Beomseok Lee, Young Ho Choe, Ki-Dong Lee, Sang Hoon Kim, Kwyro Lee, Sun-Kyung Kim, and Yong-Hee Lee, Opt. Express 14, 8654 (2006).