Effect of water absorption on the stability of a polymer based Young's interferometric sensor

Meng Wang, Risto Myllyla, Jussi Hiltunen, Sanna Uusitalo, Lenna Hakalahti

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

    Abstract

    In this work the refractive index change of a polymer (Ormocer) based waveguide interferometer under the influence of water absorption was analyzed. The water absorption caused refractive index change was up to 104. After half an hour contacting with deionized water a pseudo-equilibrium state was reached and the response of the sensor tended to be stabilized. We performed refractive index measurement with glucose water dilutions. The measured refractive index change showed a linear relationship with the glucose concentration.

    Original languageEnglish
    Title of host publication2011 International Workshop on Biophotonics, BIOPHOTONICS 2011
    PublisherIEEE Institute of Electrical and Electronic Engineers
    ISBN (Electronic)978-1-4244-9837-6, 978-1-4244-9835-2
    ISBN (Print)978-1-4244-9836-9
    DOIs
    Publication statusPublished - 31 Aug 2011
    MoE publication typeNot Eligible
    Event2011 International Workshop on Biophotonics, BIOPHOTONICS 2011 - Parma, Italy
    Duration: 8 Jun 201110 Jun 2011

    Conference

    Conference2011 International Workshop on Biophotonics, BIOPHOTONICS 2011
    Country/TerritoryItaly
    CityParma
    Period8/06/1110/06/11

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