李旗简介及详细资料答:Zhu, P. S. Xu, and X. Y. Zhang, XRD and XPS studies of Bi2Sr2CaCu2-xSnxO8+d system, Acta Physica Sinica49 , 2055 (2000). (in Chinese) 30. Q. Li , H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, Substitution effect of Pr for Ca in Bi2Sr2CaCu2O8+d ...