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Photonics

Photonics

Topics related to Lumerical and more.

fdtd的粒子群优化PSO

    • 599059593
      Subscriber

      你好,我想通过FDTD自带的粒子群优化,优化我的光栅结构。品质因数自定义为LPER=T(TM)/T(TE), 其中T(TM)是以TM偏振态的光源入射时监视器T的透射率结果,T(TE)是以TE偏振态的光源入射时监视器T的透射率结果,我建立了一个分析组“analysis”用于输出我想要的品质因数“LPER”。由于涉及两次光源入射,我需要在分析组中对入射光源的偏振角度进行重新设置,但这似乎无法在分析组中实现,因为使用setnamed ( "source" , "polarization angle",polarangle_TE) ;时会出现报错:Error: prompt line 16: setnamed is not a valid function or variable name。所以该如何解决以实现偏振态的重新设置呢?

    • Zheng Zhou
      Ansys Employee

      您好,请参考官网的说明:https://optics.ansys.com/hc/en-us/articles/360034928793-setnamed-Script-command

      这个命令在 analysis 模式下是无法运行的,需要切换回到 layout 状态才可以。

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