Light-stimulated formation and dissociation of supramolecular donor-acceptor complexes between eosin and bipyridinium azobenzenes: Design of molecular electronic devices for the piezoelectrical transduction of recorded optical signals

Article abstract of DOI:10.1002/ijch.199600055

The photoisomerizable electron acceptors, transc-4.4′-bis(N-methylpyridinium)azobenzene, (1t), and trans-3,3′-bis(N-methylpyridinium)azobenzene, (2t), exhibit photoswitchable binding affinities to eosin. While the trans isomers, (1t) or (2t) exhibit high