Electro-optical switching of liquid crystal diffraction gratings by using surface relief effect in the photopolymer

Kotakonda Pavani, Izabela Naydenova, Suzanne Martin, Jallapuram Raghavendra, Robert Howard, Vincent Toal

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Surface relief patterns are one of the promising possibilities for the fabrication of liquid crystal (LC) electro-optical devices. Optically recorded surface relief gratings in an acrylamide based photopolymer were filled with the liquid crystal to fabricate liquid crystal diffraction gratings. E49 liquid crystals were used in this work. The switching behaviour of the diffraction grating was investigated by measuring the intensity in the first order when an electric field was applied.

    Original languageEnglish
    Pages (from-to)367-369
    Number of pages3
    JournalOptics Communications
    Volume273
    Issue number2
    DOIs
    Publication statusPublished - 15 May 2007

    Keywords

    • Liquid crystals
    • Photopolymer
    • Surface relief grating

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