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Photonics – Chinese

Photonics – Chinese

Topics related to Lumerical and more, in Chinese language.

仿真MMI时直波导也有损耗 求解这是为什么

    • duan ze rong
      Subscriber

      在MMI仿真时出taper后,在直波导中光的透射率从0.435降低到了0.420(下侧直波导中两个监视器),请问这是为什么?是仿真时间不够吗,但是进一步加大仿真时间会导致Auto shut off 大于1。请问如何解决呢。

    • ChrisLee
      Subscriber

      这边没有办法上传仿真文档,建议修改先一下PML的层数,查看一下是否是边界条件导致。

    • ChrisLee
      Subscriber

      论坛不能上传文档,没办法具体确定问题,建议先修改一下PML的层数是否可以降低损耗,另外可以看一下锥形波导和直波导的模式匹配情况。

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