Fast Photoswitching Azo Dyes

Fast photoswitching azobenzene molecules were incorporated into isoflavone moieties. These molecules exhibit a liquid crystalline nematic state at certain temperature intervals. UV/Vis spectrophotometry investigations on solutions reveal that E/Z conversion takes place around 1 s, whereas thermal ba...

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Main Authors: Hegde, Gurumurthy, Yuvaraj, A. R., Wan, Sinn Yam, M. M., Yusoff
Format: Article
Published: John Wiley & Sons 2015
Subjects:
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author Hegde, Gurumurthy
Yuvaraj, A. R.
Wan, Sinn Yam
M. M., Yusoff
author_facet Hegde, Gurumurthy
Yuvaraj, A. R.
Wan, Sinn Yam
M. M., Yusoff
author_sort Hegde, Gurumurthy
collection UMP
description Fast photoswitching azobenzene molecules were incorporated into isoflavone moieties. These molecules exhibit a liquid crystalline nematic state at certain temperature intervals. UV/Vis spectrophotometry investigations on solutions reveal that E/Z conversion takes place around 1 s, whereas thermal back relaxation, namely Z/E, takes around 6 min. This is the first example of fast photoswitching isoflavones in solution. This study has potential to create optical data storage devices when transferred to solid surfaces.
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institution Universiti Malaysia Pahang
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spelling UMPir101252018-07-26T07:51:32Z http://umpir.ump.edu.my/id/eprint/10125/ Fast Photoswitching Azo Dyes Hegde, Gurumurthy Yuvaraj, A. R. Wan, Sinn Yam M. M., Yusoff Q Science (General) Fast photoswitching azobenzene molecules were incorporated into isoflavone moieties. These molecules exhibit a liquid crystalline nematic state at certain temperature intervals. UV/Vis spectrophotometry investigations on solutions reveal that E/Z conversion takes place around 1 s, whereas thermal back relaxation, namely Z/E, takes around 6 min. This is the first example of fast photoswitching isoflavones in solution. This study has potential to create optical data storage devices when transferred to solid surfaces. John Wiley & Sons 2015 Article PeerReviewed Hegde, Gurumurthy and Yuvaraj, A. R. and Wan, Sinn Yam and M. M., Yusoff (2015) Fast Photoswitching Azo Dyes. Polymer Science & Technology General, 353 (1). (Published) http://dx.doi.org/10.1002/masy.201550333 doi: 10.1002/masy.201550333
spellingShingle Q Science (General)
Hegde, Gurumurthy
Yuvaraj, A. R.
Wan, Sinn Yam
M. M., Yusoff
Fast Photoswitching Azo Dyes
title Fast Photoswitching Azo Dyes
title_full Fast Photoswitching Azo Dyes
title_fullStr Fast Photoswitching Azo Dyes
title_full_unstemmed Fast Photoswitching Azo Dyes
title_short Fast Photoswitching Azo Dyes
title_sort fast photoswitching azo dyes
topic Q Science (General)
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AT mmyusoff fastphotoswitchingazodyes