Preparation of SiO2 Microspheres by Two-step Catalytic Sol-Gel Method
ZHAO Bei-Bei, XU Chan-Chan, TANG Tao, LI Tong, ZHANG Wei-Bing, WANG Feng-Yun
Journal of Inorganic Materials . 2011, (10): 1090 -1094 .  DOI: 10.3724/SP.J.1077.2011.01090