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Ansys Learning Forum Forums Discuss Simulation Photonics varFDTD半导体激光器建模方向及反射率设置问题 Reply To: varFDTD半导体激光器建模方向及反射率设置问题

fengyang
Subscriber

可以先看一下varfdtd的案例,

https://optics.ansys.com/hc/en-us/articles/360042799713-Curved-waveguide-taper-varFDTD-and-FDTD我觉得你的模型并不适用varFDTD。

varFDTD只能仿真“两层”结构,

您的结构是有 3层的,(没有结构的位置3也算一层),如果第二层是平板结构,在横向左右延申穿传过仿真区是可以的。如果是目前这种尺寸则不行。

此外底层的边界应该不够低,不应该和结构重合。