Nb Solution within Bi4Ti3O12 Sub-structure in the Intergrowth Bismuth-layered Compound Bi7Ti4NbO21
GAO Xiang, WANG Xian-Hao, XING Juan-Juan, GU Hui, ZHANG Fa-Qiang, LI Yong-Xiang
Journal of Inorganic Materials . 2013, (5): 561 -565 .  DOI: 10.3724/SP.J.1077.2013.12716