Localized Instabilities and the Order-Disorder Transition in Cholesteric Liquid Crystals
- 17 May 1982
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 48 (20) , 1404-1407
- https://doi.org/10.1103/physrevlett.48.1404
Abstract
By use of a director representation, it is proved that the disordered phase in cholesterics becomes thermodynamically unstable with respect to a localized mode. It is argued that this instability provides a basis for understanding the experimentally observed "fog" or "gray" phase.Keywords
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