Md Shahiduzzaman, Sem Visal, Mizuki Kuniyoshi, Tetsuya Kaneko, Shinjiro Umezu, Tetsuhiro Katsumata, Satoru Iwamori, Masato Kakihana, Tetsuya Taima, Masao Isomura, Koji Tomita, “Low-Temperature-Processed Brookite-based TiO2 Heterophase Junction Enhances Performance of Planar Perovskite Solar Cells”, Nano letters, Volume 19,Issue 1, pp.598-604, DOI: 10.1021/acs.nanolett.8b047442018.12.24