老师您好，您的回答我还是不清楚，TE就是TE模式（横电模），论文仿真的是横电模式的能带，比如FDTD里面传播模式光源可以设置TE,TM。我想问我仿真TE能带的话需要对偶极子光源进行设置吗，比如我设置theta =90, phi = 90，就是TE偏振了吗（如下所示），还是让phase，theta, phi保持随机（如案例）。另外，仿真能带时偶极子和bandstructure放置位置和数目如何设置，还请老师指导，因为案例没有对这部分内容有解释，不是很容易理解，谢谢！
The Ansys Innovation Space website recently experienced a database corruption issue. While service has been restored there appears to have been some data loss from November 13. We are still investigating and apologize for any issues our users may have as a result.
You are navigating away from the AIS Discovery experience