First-principle study on the effects of electric field and anisotropic oxygen vacancy on dielectric properties of rutile titanium dioxideLei Li, Changfu Xia, Wenshi Li, Aimin Ji, Ziou Wang, Canyan Zhu, Lijun Zhang, Jianfeng Yang and Lingfeng MaoEur. Phys. J. Appl. Phys., 68 1 (2014) 10104DOI: https://doi.org/10.1051/epjap/2014140169