Hendrickx, E.; Kippelen, B.; Thayumanavan, S.; Marder, S.R.; Persoons, A.P.; Peyghambarian, N. “High Photogeneration Efficiency of Charge-Transfer Complexes Formed Between Low Ionization Potential Arylamines and C60” J. Chem. Phys. 2000, 112, 9557-9561. (DOI: 10.1063/1.481572)