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Ansys Learning Forum Forums Discuss Simulation Photonics 平面波倾斜入射能用于对称和反对称边界条件吗? Reply To: 平面波倾斜入射能用于对称和反对称边界条件吗?

Guilin Sun
Ansys Employee

没有入射角的那个面还可以用对称(symmetric BCs)和反对称(anti-symmetric BCs),有入射角的面必须用Bloch,如果是单波长的话。如果用BFAST,它有自带的边界条件,只是没有入射角的一面仍然可以用对称(symmetric BCs)和反对称(anti-symmetric BCs)。

只有有入射角的面才有特殊要求。

如果有入射角的面用对称(symmetric BCs)和反对称(anti-symmetric BCs),那就错了!