Reductive Fluorescence Quenching of the Photoexcited Free Base meso-Tetrakis (Pentafluorophenyl) Porphyrin by Amines. - Prashanthi, Suthari; Kumar, P. Hemant; Li Wang; Perepogu, Arun Kumar; Bangal, Prakriti Ranjan (Journal of Fluorescence, 2010)