(1).Hongyan Qi, Yajun Qi, Ming Xiao, et al. "Leakage mechanisms in rare-earth (La, Nd) doped Bi4Ti3O12 ferroelectric ceramics", J. Mater. Sci.: Mater. Electron 25 (2014) 1325.

(2).Jingyang Wang, Tianjin Zhang, Shaohua Qu, et al. "Investigation of polymer/inorganic hybrid photovoltaic device using quantum dots as the interface modifier", Applied Physics A 116 (2014) 349.

(3).Zhijun Ma, Tianjin Zhang, Kun Liang, et al. "Ferroelectric tunnel junctions with multi-quantum well structures", Appl. Phys. Lett. 104 (2014) 222904.