CJCU
Preparation of Europium doped Porous Silicon by Constant potential Electrolysis and Photoluminescence of Porous Silicon∶Eu
GONG Meng-Lian, ZENG Chun-Lian, SHI Jian-Xin, WONG Waikwok, CHEAH Kokwai, ZHENG Wan-Hua 
Chem. J. Chinese Universities . 1999, (5): 750 -753 .