國立臺灣師範大學機電工程學系楊啟榮朱振甫王服賢彭榆鈞賴昶均古耀方2014-10-302014-10-302007-11-16http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/37012增進LED光萃取效率之GaN膜粗化蝕刻技術開發Development on improving extraction efficiency of GaN LEDs by surface roughing technique of wet etching