The combined ac and dc electro-optic response of an azo-dye containing viscoelastic polymer matrix

Kim G. Jespersen*, Thomas G. Pedersen, Per Michael Johansen

*Corresponding author for this work

    Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

    Abstract

    We present the combined ac and dc electro-optic response of a model host-guest polymer system. The electro-optic response is found to agree qualitatively with a molecular electric field theory that takes into account the viscoelastic properties of the polymer matrix. Thus, the interaction between the chromophore and the polymer matrix is included into the model for reorientation dynamics. We observe a blue shift in the characteristic electro-optic response as the molecular field is lowered and the chromophore rotates freely. The polymer used for the experiments is Disperse Red 1 containing poly-(methyl methacrylate) (PMMA), and the electro-optic response is measured by means of frequency resolved ellipsometry.

    Original languageEnglish
    Title of host publicationProc. SPIE 4829, 19th Congress of the International Commission for Optics: Optics for the Quality of Life
    EditorsAnna Consortini , Giancarlo C. Righini
    Number of pages2
    Volume4829 II
    PublisherSPIE - International Society for Optical Engineering
    Publication dateDec 2003
    Pages769-770
    DOIs
    Publication statusPublished - Dec 2003
    EventInternational Symposium on Optical Science and Technology: 47th SPIE Annual Meeting - Seattle, WA, United States
    Duration: 7 Jul 200211 Jul 2002
    Conference number: 47

    Conference

    ConferenceInternational Symposium on Optical Science and Technology
    Number47
    Country/TerritoryUnited States
    CitySeattle, WA
    Period07/07/200211/07/2002
    SeriesProceedings of S P I E - International Society for Optical Engineering
    Volume4829
    ISSN0277-786X

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