【摘 要】
：
修正了有偏压的光伏光折变晶体中屏蔽光伏孤子的理论.用微扰法研究了屏蔽光伏孤子的自偏转,得出孤子光束中心的运动为抛物线,并且空间频率分量随传播距离而线性移动,改变外偏
【机 构】
：
西安交通大学电子科学与技术系,西安电子科技大学,中国科学院西安光学精密机械研究所瞬态光学技术国家重点实验室
论文部分内容阅读
修正了有偏压的光伏光折变晶体中屏蔽光伏孤子的理论.用微扰法研究了屏蔽光伏孤子的自偏转,得出孤子光束中心的运动为抛物线,并且空间频率分量随传播距离而线性移动,改变外偏压或旋转光的偏振方向可以控制其自偏转.当光伏效应可忽略时,屏蔽光伏孤子的非线性波动方程就转化为屏蔽孤子的非线性波动方程,它的自偏转就转化为屏蔽孤子的自偏转.当外偏压为零时,屏蔽光伏孤子的非线性波动方程就转化为光伏孤子的非线性波动方程,它的自偏转证明了光伏孤子也存在着自偏转.
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