Title :
Optimizing two-wave mixing efficiency in photorefractive quantum wells by selective angle tuning
Author :
Gramlich, M. ; Balasubramanian, S. ; Yu, P. ; Nolte, D.D. ; Melloch, M.R.
Author_Institution :
Dept. of Phys. & Astron., Missouri-Columbia Univ., Columbia, MO, USA
Abstract :
We observe that the two-wave mixing efficiency in photorefractive AlGaAs/GaAs quantum wells (PRQW) can be controlled by rotating the sample to go from Raman-Nath to the Bragg regime. This has applications in PRQWs like InGaAs/GaAs.
Keywords :
III-V semiconductors; gallium arsenide; indium compounds; multiwave mixing; optical tuning; photorefractive materials; semiconductor quantum wells; AlGaAs-GaAs; AlGaAs-GaAs quantum wells; Bragg regime; Raman-Nath regime; photorefractive quantum wells; sample rotation; selective angle tuning; two-wave mixing efficiency; Biomedical optical imaging; Diffraction; Energy exchange; Equations; Gallium arsenide; Holographic optical components; Holography; Photorefractive effect; Photorefractive materials; Speckle;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202217
