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Ansys Learning Forum Forums Discuss Simulation Photonics – Chinese 关于MMI仿真光很弱的问题 Reply To: 关于MMI仿真光很弱的问题

sidi.lu
Subscriber

您好,从仿真结果图来看,入射模场在波导中发生了突变而且有泄露。可以检查,1. 输入port 模场neff,2. 输入port PML边界 是否将模场截断 (边界E< 1e-5,从你的结果看是有截断的)。

 

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