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Ansys Learning Forum › Forums › Discuss Simulation › Photonics – Chinese › 仿真区域设置问题 › Reply To: 仿真区域设置问题

August 26, 2024 at 2:55 pm
Guilin Sun
Ansys Employee

它们当然不同，假设它们都用周期边界条件 （图中是PML），第一个是光栅结构，第二个是薄膜结构，可以用解析方法得到结果 stackrt https://optics.ansys.com/hc/en-us/articles/360034406254-stackrt-Script-command

此外，基底最好延申到边界条件之外，否则可能对结果有一定影响。

你可以测试比较看看。