N-type cascade electron transfer along an oxidative gradientElectronic supplementary information (ESI) available: Experimental details, the equations used for calculating ET driving forces and ET rate constants. See DOI: 10.1039/b914103k.

N-type cascade electron transfer was achieved for the first time along an oxidative gradient in the triad of ferrocene–perylene tetracarboxylic bisimide–[60]fullerene, providing a promising new strategy of supramolecular architecture for solar energy conversion. [ABSTRACT FROM AUTHOR]