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Influence of External Negative Charges on the Absorption Maxima of Symmetrical Cyanines. A Study with Model Compounds and Artificial Bacteriorhodopsin Pigments
Author(s) -
Sheves Mordechai,
Friedman Noga
Publication year - 1986
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198602841
Subject(s) - bacteriorhodopsin , counterion , absorption (acoustics) , maxima , chemistry , chemical physics , pigment , photochemistry , materials science , ion , organic chemistry , membrane , art , biochemistry , performance art , composite material , art history
Do the absorption maxima of the cyanines 1–3 shift in dependence of the position of the counterions? In C 2 H 5 OH and CH 2 Cl 2 no such interaction could be established. This finding should contribute, inter alia, to an understanding of the role of the natural bacteriorhodopsins.