Ansys Assistant will be unavailable on the Learning Forum starting January 30. An upgraded version is coming soon. We apologize for any inconvenience and appreciate your patience. Stay tuned for updates.

Ansys Learning Forum Forums Discuss Simulation Photonics – Chinese 光沿着z负方向传输后再沿正方向回到原来位置时电场不一样 Reply To: 光沿着z负方向传输后再沿正方向回到原来位置时电场不一样

Guilin Sun
Ansys Employee

为什么会一样呢?在第一次传播过程中就已经丢失了一些信息了,再用缺失的场作光源当然不能重现了。你看看重现光束中的波纹。仿真有很多误差源,参见 Convergence testing process for FDTD simulations 

[bingo_chatbox]