光折变反射结构中四波耦合的精确解

Exact Solution to Four-wave Coupling in Reflection Geometry in Photorefractive Media

提出了光折变反射结构中四波耦合过程的新的守恒量，借助于这种守恒量得到了相应的非线性耦合波方程的精确解．

A new conservation quantity in the process of four-wave coupling in reflectiongeometry in photorefractive media is proposed in this paper. Exact solution to the coupled waveequations is obtained by using the conservation quantity.