Grain boundary dominated ion migration in polycrystalline organic–inorganic halide perovskite films

Authors: Yuchuan Shao, Yanjun Fang, Tao Li, Qi Wang, Qingfeng Dong, Yehao Deng, Yongbo Yuan, Haotong Wei, Meiyu Wang, Alexei Gruverman, Jeffery Shield, Jinsong Huang - Energy & Environmental Science 2016 cited by 1,197

Grain boundaries have been demonstrated as the dominating ion migration channels in polycrystalline organic–inorganic halide perovskite films.