Enhancement of the photochromic switching speed of bithiophene azo dyes

A series of heteroaryl substituted bithiophene azo dyes in solution were irradiated with visible light to promote the azo E–Z isomerization and then the kinetics of the thermal Z–E back reaction was studied. The speed of this process is strongly influenced by the nature of the aromatic ring linked t...

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Bibliographic Details
Main Author: Coelho, Paulo J. (author)
Other Authors: Castro, M. Cidália R. (author), Fernandes, Sara S. M. (author), Fonseca, A. Maurício C. (author), Raposo, M. Manuela M. (author)
Format: article
Language:eng
Published: 2012
Subjects:
Online Access:http://hdl.handle.net/1822/21923
Country:Portugal
Oai:oai:repositorium.sdum.uminho.pt:1822/21923