Spatial subharmonics of moving gratings in photorefractive materials

Sugie Shim; Chong Hoon Kwak
January 1995
Applied Physics Letters;1/23/1995, Vol. 66 Issue 4, p405
Academic Journal
Examines the use of nonlinear differential equation to describe spatial subharmonics in photorefractive moving gratings. Relationship between output subharmonic intensity distribution and subharmonic space charge field; Impact of complicated coupling effects in K/2 subharmonic on subharmonic intensity; Effects of external field on optimum detuning frequency.


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