TiO <sub>2</sub> composite electron transport layers for planar perovskite solar cells by mixed spray pyrolysis with precursor solution incorporating TiO <sub>2</sub> nanoparticles

Jiaqi Tian(田嘉琪), Hongcui Li(李红翠), Haiyue Wang(王海月), Bo Zheng(郑博), Yebin Xue(薛叶斌), Xizhe Liu(刘喜哲)

Chin. Phys. B . 2018, (1): 18810 -018810 . DOI: 10.1088/1674-1056/27/1/018810