Transport properties of mixing conduction in CaF2 nanocrystals under high pressure
Hu Ting-Jing1, Cui Xiao-Yan1, †, Wang Jing-Shu1, Zhang Jun-Kai1, Li Xue-Fei1, Yang Jing-Hai1, Gao Chun-Xiao2, ‡
       

(color online) The plots of impedance spectra.