Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers

Manipulation makes light work: The morphology and rheological properties of a liquid-crystalline system can be dynamically manipulated with UV light by attaching photoresponsive liquid-crystalline moieties to a siloxane-based polymer. Stimulation with UV light induces a conformational change in the...

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Main Authors: Verploegen, Eric, Soulages, Johannes, Kozberg, Mariel, Zhang, Tejia, McKinley, Gareth H, Hammond, Paula T
Other Authors: Massachusetts Institute of Technology. Department of Chemical Engineering
Format: Article
Language:en_US
Published: John Wiley & Sons, Inc. 2013
Online Access:http://hdl.handle.net/1721.1/82010
https://orcid.org/0000-0001-8323-2779
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author Verploegen, Eric
Soulages, Johannes
Kozberg, Mariel
Zhang, Tejia
McKinley, Gareth H
Hammond, Paula T
author2 Massachusetts Institute of Technology. Department of Chemical Engineering
author_facet Massachusetts Institute of Technology. Department of Chemical Engineering
Verploegen, Eric
Soulages, Johannes
Kozberg, Mariel
Zhang, Tejia
McKinley, Gareth H
Hammond, Paula T
author_sort Verploegen, Eric
collection MIT
description Manipulation makes light work: The morphology and rheological properties of a liquid-crystalline system can be dynamically manipulated with UV light by attaching photoresponsive liquid-crystalline moieties to a siloxane-based polymer. Stimulation with UV light induces a conformational change in the molecule, which disrupts the liquid-crystalline mesophase (see picture), and results in a dramatic change in its rheological properties.
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spelling mit-1721.1/820102022-10-02T07:49:55Z Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers Verploegen, Eric Soulages, Johannes Kozberg, Mariel Zhang, Tejia McKinley, Gareth H Hammond, Paula T Massachusetts Institute of Technology. Department of Chemical Engineering Massachusetts Institute of Technology. Department of Chemistry Massachusetts Institute of Technology. Department of Materials Science and Engineering Massachusetts Institute of Technology. Department of Mechanical Engineering Massachusetts Institute of Technology. Hatsopoulos Microfluids Laboratory Verploegen, Eric Soulages, Johannes Kozberg, Mariel Zhang, Tejia McKinley, Gareth H. Hammond, Paula T. Manipulation makes light work: The morphology and rheological properties of a liquid-crystalline system can be dynamically manipulated with UV light by attaching photoresponsive liquid-crystalline moieties to a siloxane-based polymer. Stimulation with UV light induces a conformational change in the molecule, which disrupts the liquid-crystalline mesophase (see picture), and results in a dramatic change in its rheological properties. Massachusetts Institute of Technology. Institute for Soldier Nanotechnologies (no. DAAD-19-02-D0002) Swiss National Science Foundation (grant PBEZ2-115179) National Science Foundation (U.S.) (award DMR-0225180) 2013-11-06T21:00:35Z 2013-11-06T21:00:35Z 2009-04 Article http://purl.org/eprint/type/JournalArticle 14337851 15213773 http://hdl.handle.net/1721.1/82010 Verploegen, Eric, Johannes Soulages, Mariel Kozberg, Tejia Zhang, Gareth McKinley, and Paula Hammond. Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers. Angewandte Chemie International Edition 48, no. 19 (April 27, 2009): 3494-3498. https://orcid.org/0000-0001-8323-2779 en_US http://dx.doi.org/10.1002/anie.200900583 Angewandte Chemie International Edition Creative Commons Attribution-Noncommercial-Share Alike 3.0 http://creativecommons.org/licenses/by-nc-sa/3.0/ application/pdf John Wiley & Sons, Inc. PubMed Central
spellingShingle Verploegen, Eric
Soulages, Johannes
Kozberg, Mariel
Zhang, Tejia
McKinley, Gareth H
Hammond, Paula T
Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title_full Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title_fullStr Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title_full_unstemmed Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title_short Reversible Switching of the Shear Modulus of Photoresponsive Liquid-Crystalline Polymers
title_sort reversible switching of the shear modulus of photoresponsive liquid crystalline polymers
url http://hdl.handle.net/1721.1/82010
https://orcid.org/0000-0001-8323-2779
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