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Ansys Learning Forum Forums Discuss Simulation Photonics – Chinese 请问MODE损耗计算为负是什么原因?有办法解决吗? Reply To: 请问MODE损耗计算为负是什么原因?有办法解决吗?

Hu Jiayi
Subscriber

增加仿真区域和减小网格尺寸都没有解决这个问题,最后通过把边界条件换成metal之后正常了,想请问pml和metal这两种边界条件要怎么进行选择呢?