Photorefractive four wave mixing with rapidly amplitudemodulated beams is studied theoretically.
对高速调幅光束的光折变四波混频进行了理论研究。
2
In this paper the model of two level atomic momentum spread in amplitudemodulated standing light wave was investigated.
分析了二能级原子在振幅调制驻波场中动量扩散模型。
3
The spectrum of amplitudemodulated signal are two half magnitude spectrums of base band signal positive and negative shifted by a carrier or R. F. frequency.