Abate, Antonio Hole-transport materials with greatly-differing redox potentials give efficient TiO2-[CH3NH3][PbX3] perovskite solar cells. [electronic resource] - Physical chemistry chemical physics : PCCP Jan 2015 - 2335-8 p. digital Publication Type: Journal Article ISSN: 1463-9084 Standard No.: 10.1039/c4cp04685d doi