Title :
Light-induced reflectance changes in a natural photonic structure and measurement of the opto-thermal coefficient of chitin
Author :
Haché, Alain ; Allogho, Guy-Germain
Author_Institution :
Dept. de Phys. et d´´Astron., Univ. de Moncton, Moncton, NB, Canada
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°C-1) is one of the largest reported.
Keywords :
photonic band gap; photonic crystals; photothermal effects; polymers; reflectivity; refractive index; thermo-optical effects; chitin-based natural photonic structures; light-induced reflectance; light-induced refractive index; optothermal coefficient; photonic band; Biomedical optical imaging; Modulation; Optical reflection; Optical refraction; Optical variables control; Photonics; Reflectivity;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
