Functional liquid crystal films selectively recognize amine vapours and simultaneously change their colour |
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Authors: | Kirchner Nicole Zedler Linda Mayerhöfer Thomas G Mohr Gerhard J |
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Institution: | Institute of Physical Chemistry, Lessingstrasse 10, D-07743 Jena, Germany. |
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Abstract: | During recent years, cholesteric liquid crystals have found only a few applications, one of them being temperature detection; in this study, however, we intend to show that the combination of cholesteric liquid crystals and molecules with a trifluoroacetyl function can be applied to optically detect amine vapours. |
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