Read this ‘HOT’ article by James Durrant (Imperial College London) and colleagues, where they study the injection efficiencies and photovoltaic device performances for two different phthalocyanine sensitisers in solar cells.
Zn(II) versus Ru(II) phthalocyanine-sensitised solar cells. A comparison between singlet and triplet electron injectors
Andrea Listorti, Ismael López-Duarte, M. Victoria Martínez-Díaz, Tomás Torres, Tracy DosSantos, Piers R. F. Barnes and James R. Durrant
Energy Environ. Sci., 2010, DOI: 10.1039/C0EE00083C