Singhal, Nancy Excited-State Proton Transfer and Conformational Relaxation of 2-(4'-Pyridyl)benzimidazole in Nafion Films. [electronic resource] - Chemphyschem : a European journal of chemical physics and physical chemistry Oct 2016 - 3004-3009 p. digital Publication Type: Journal Article ISSN: 1439-7641 Standard No.: 10.1002/cphc.201600546 doi