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本文利用微扰法,导出了克尔型非线性对称平板光波导TE模传播常数的近似计算公式。结果表明,本文公式得到的结果与精确结果吻合得很好。
In this paper, the perturbation method is used to derive the approximate calculation formula of TE mode propagation constant for a Kerr-type nonlinear symmetric slab optical waveguide. The results show that the results obtained in this paper agree well with the exact results.