Mao Chao-Liang, Dong Xian-Lin, Wang Gen-Shui, Yao Chun-Hua, Cao Fei, Cao Sheng, Yang Li-Hui, Wang Yong-Ling. Grain size dependence of the dielectric properties of Ba0.70Sr0.30TiO3 ceramics and its mechanismsJ. Acta Physica Sinica, 2009, 58(8): 5784-5789. DOI: 10.7498/aps.58.5784