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Abstract

Photoinduced long-period gratings are shown as versatile sensors for temperature, axial strain and index of refraction measurements. The principle of operation of such devices is discussed and the application to simultaneous temperature and strain is demonstrated.

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PubMed ID:: 19396303

DOI:: 10.1364/OE.4.000457

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Applications of long-period gratings to single and multi-parameter sensing.

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