We investigate the modulational instability of beams in photorefractive media and present a linear approximation for the instability growth rate. We validate this approximation numerically and also experimentally in a strontium barium niobate crystal.
© 2004 Optical Society of America
M. Saffman, G. McCarthy, and W. Krolikowski, "Two dimensional modulational instability in photorefractive media," in Nonlinear Guided Waves and Their Applications, Technical Digest on CD (Optical Society of America, 2004), paper TuD4.
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