by Lie, C-T, Kuo, P-C, Hsu, W-C, Wu, T-H, Chen, P-W, Chen, S-C
Published in Japanese Journal of Applied Physics, Part 1 (2003)

by Lie, Chao-Te, Kuo, Po-Cheng, Hsu, Wei-Chih, Wu, Ting-Hao, Chen, Po-Wei, Chen, Sheng-Chi
Published in Japanese Journal of Applied Physics (28.02.2003)