We analyze analytically and numerically the mechanism for modulational instability of the resonance excitation of a space-charge field by a moving light pattern in a photorefractive sillenite crystal to explain the results of recent experiments with Bi12SiO20 crystals.
© 1999 Optical Society of America
[Optical Society of America ]
B. I. Sturman, E. V. Podivilov, A. I. Chernykh, K. H. Ringhofer, V. P. Kamenov, H. C. Pedersen, and P. M. Johansen, "Instability of the resonance excitation of space-charge waves in sillenite crystals," J. Opt. Soc. Am. B 16, 556-564 (1999)