Reciprocity in photorefractive wave mixing

Symmetries of photorefractive four-wave mixing

Three-wave and four-wave forward mixing in photorefractive materials

Theory and Applications of Four-Wave Mixing in Photorefractive Media

Photorefractive four-wave mixing in a high-contrast regime

Forward phase-conjugate wave in four-wave mixing in photorefractive media

Optical bistability in photorefractive four-wave mixing