Title :
Phase shift of the photorefractive grating in two-wave mixing measured in KNbO3:Fe crystals at high modulation depth
Author :
Murillo, J.G. ; Farías, J. Rurik ; Casar, I.
Author_Institution :
Centro de Investigacion en Mater. Avanzados, Chihuahua, Mexico
Abstract :
The phase shift between the writing light intensity pattern and the photorefractive grating was evaluated from measurements of the exponential gain coefficient in two-wave mixing in KNbO3:Fe single crystals performed in this work.
Keywords :
diffraction gratings; iron; multiwave mixing; optical modulation; photorefractive materials; potassium compounds; KNbO3:Fe; KNbO3:Fe crystals; exponential gain coefficient; modulation depth; phase shift; photorefractive grating; two-wave mixing; writing light intensity pattern; Crystals; Gain measurement; Gratings; Iron; Performance evaluation; Performance gain; Phase measurement; Photorefractive effect; Photorefractive materials; Writing;
Conference_Titel :
Lasers and Electro-Optics Society, 2003. LEOS 2003. The 16th Annual Meeting of the IEEE
Print_ISBN :
0-7803-7888-1
DOI :
10.1109/LEOS.2003.1251885
