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Conferences > QELS > 2011 > QThK > QThK5

Light-induced reflectance changes in a natural photonic structure and measurement of the opto-thermal coefficient of chitin

Alain Haché and Guy-Germain Allogho

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Abstract

Chitin-based natural photonic structures are studied for light-induced refractive index changes. Strong effects are observed near the photonic band, and the opto-thermal coefficient measured in chitin (−4.7×10−4 oC−1) is one of the largest reported.

© 2011 Optical Society of America

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