Phase transitions in mixtures of a nematic polymer and chiral nematic liquid crystals which form blue phases

U. Singh, F. Davis, H. Gleeson

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Phase diagrams of mixtures of an acrylate-based nematic side-chain polymer and chiral nematics, which form blue phases, were deduced from polarized light microscopy. The blue phase can be used as a probe of miscibility since it is sensitive to small amounts of impurities. Miscibility appears to be enhanced by the flexibility of the parent compounds and dipole-dipole interaction; it is characterized by decreased transition temperatures and stabilized phases.
    Original languageEnglish
    Pages (from-to)239-247
    Number of pages8
    JournalMolecular Crystals and Liquid Crystals Science and Technology, Section A: Molecular Crystals and Liquid Crystals
    Volume357
    DOIs
    Publication statusPublished - 2001

    Keywords

    • Chiral liquid crystals
    • Light microscopy
    • Phase transitions
    • Polymeric liquid crystal

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