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Ansys Learning Forum Forums Discuss Simulation Photonics – Chinese FDE超模法的有效折射率差怎么用在FDTD中 Reply To: FDE超模法的有效折射率差怎么用在FDTD中

sidi.lu
Subscriber

您好,1. 是的,varFDTD计算的结果会与FDE有不同(参考varFDTD原理),此时需要调整波导间隙来达到与FDE相近的折射率差,2. 参考偏振来进行选择,可以看到案例中的前两个mode在FDE中并不存在。

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