Paper
5 February 1990 Frequency Analysis Of The Photorefractive Band Transport Model And Its Applications In Multifrequency Wave Mixing
P. M. Johansen
Author Affiliations +
Abstract
In this paper we present enhanced four wave mixing with a sinusoidal phase shift introduced in the forward propagation pump beam. The intensity distribution on the crystal is consequently modulated by a sum of frequencies each scaled and phased according to an ordinary Bessel function. The frequency analysis of the photorefractive band transport model shows that the imposed sinusoidal phase shift provides information on both phase and amplitude of the space charge field.
© (1990) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
P. M. Johansen "Frequency Analysis Of The Photorefractive Band Transport Model And Its Applications In Multifrequency Wave Mixing", Proc. SPIE 1151, Optical Information Processing Systems and Architectures, (5 February 1990); https://doi.org/10.1117/12.962253
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KEYWORDS
Signal detection

Crystals

Sensors

Phase shifts

Laser crystals

Optical signal processing

Bessel functions

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