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本文研究有机包层光纤中的非线性互作用,从求解耦合方程组得到二次谐波互作用效率的分析表达式并进行了详细的数值计算,讨论了影响转换效率的因素及相位匹配等问题.计算表明,有机包层光纤可以获得较高的二次谐波转换效率.
In this paper, the nonlinear interaction in organic clad fiber is studied. The analytical expression of the second harmonic interaction efficiency is obtained from solving the coupled equations and the numerical calculation is carried out. The factors affecting the conversion efficiency and phase matching are discussed The calculation shows that organic clad fiber can achieve higher second harmonic conversion efficiency.