the Foundation for Key Projects of Basic Research (TG2000036601);the '863' High Tech Foundation (2002AA31119Z, 2001AA312190); the National Natural Science Foundation of China (Grant No. 60244001).
A systematic study of the nonselective and smooth etching of GaN/AIGaN het-erostructures was performed using C12/Ar/BCI3 inductively coupled plasmas (ICR).Nonselective etching can be realized by adjusting the BCI3 rat...