Spatio-temporal resonance in generation
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V. S. Liberman; B. Ya. Zel'dovich
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Article
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1993
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Springer
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English
โ 435 KB
Illumination of a photorefractive crystal by light containing two interference patterns (generally running) is considered. As well as linear terms in the response, the nonlinear ones are calculated, corresponding to sum and difference spatial frequencies. Efficient recording of those nonlinear grati