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Ansys Learning Forum › Forums › Discuss Simulation › Photonics – Chinese › 梯形波导的有效折射率 › Reply To: 梯形波导的有效折射率

August 13, 2024 at 2:38 pm
Guilin Sun
Ansys Employee

neff是该位置的neff；

neff随波导长度变化的曲线图可以在不同位置放模式光源得到。

最好在FDE中直接扫描波到宽度。

当然FDTD中不移动光源也可以扫描宽度，你试一下。