Zhang, FWang, SRZhu, HWLiu, XCLiu, HLLi, XGXiao, YZakeeruddin, SMGratzel, M2018-11-082018-11-082018-11-08201810.1021/acsenergylett.8b00395https://infoscience.epfl.ch/handle/20.500.14299/150405WOS:000432478200015Impact of Peripheral Groups on Phenothiazine-Based Hole-Transporting Materials for Perovskite Solar Cellstext::journal::journal article::research article