1 Australian Research Council Centre of Excellence for Electromaterials Science, Monash University, Wellington Road, Clayton, VIC 3800, Australia. [email protected]
Ionic liquid electrolytes based on a number of imidazolium, quaternary ammonium and phosphonium cations have been developed for porphyrin dye sensitised solar cells yielding efficiencies of up to 5.2% at 0.68 Sun.