Issue 51, 2014
From the journal:

Chemical Communications

Molecular photo-oscillators based on highly accelerated heterocyclic azo dyes in nematic liquid crystals†

Jaume Garcia-Amorós,a   Marta Reig,a   M. Cidália R. Castro,b   Alba Cuadrado,a   M. Manuela M. Raposob  and  Dolores Velasco*a  

* Corresponding authors

a Grup de Materials Orgànics, Institut de Nanociència i Nanotecnologia (IN2UB), Departament de Química Orgànica, Universitat de Barcelona, Martí i Franquès 1, Barcelona, Spain
E-mail: dvelasco@ub.edu
Fax: +34 93 339 78 78
Tel: +34 93 403 92 60

b Centro de Química, Universidade do Minho, Campus de Gualtar, Braga, Portugal

Abstract

Benzothiazole-pyrrole-based azo dyes greatly enhance their thermal isomerisation rate by up to 160 times when they are under the influence of the nematic mean field yielding the LC-based photochromic oscillators with the highest oscillation frequencies reported so far (2.6 kHz at 298 K).

Graphical abstract: Molecular photo-oscillators based on highly accelerated heterocyclic azo dyes in nematic liquid crystals

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Article information

DOI
https://doi.org/10.1039/C4CC01450B
Article type
Communication
Submitted
25 Feb 2014
Accepted
27 Mar 2014
First published
27 Mar 2014

Chem. Commun., 2014,50, 6704-6706

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Molecular photo-oscillators based on highly accelerated heterocyclic azo dyes in nematic liquid crystals

J. Garcia-Amorós, M. Reig, M. C. R. Castro, A. Cuadrado, M. M. M. Raposo and D. Velasco, Chem. Commun., 2014, 50, 6704 DOI: 10.1039/C4CC01450B

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