The invention relates to ÿ-substituted porphyrins, methods for their synthesis, and their use in the preparation of photoelectric materials. In particular, the invention relates to solid state photoelectric devices, including solar cells and photodetectors, incorporating these photoelectric materials, with improved photon-to-current conversion efficiencies.
Christophe Ballif, Franz-Josef Haug, Andrea Ingenito, Matthieu Despeisse, Sylvain Nicolay, Philippe Wyss, Sofia Libraro
Ulf Anders Hagfeldt, Jianhua Liu