老师，想问一下求圆盘谐振腔的Q因子怎么算呢

- March 26, 2022 at 7:55 am
  
  Wangtian9_
  Subscriber
  
  之前在一篇光子晶体的文章中看到有用Q分析组的，但是直接套用求不出来，可能是要把分析组里的脚本改一下？但是不太清楚怎么改呢
- March 28, 2022 at 5:06 pm
  
  Guilin Sun
  Ansys Employee
  
  请参考这个例子 Whispering gallery modes of a microdisk
  你可能需要了解这种结构的谐振特性和所求模式的场分布情况。无论是光源还是监视器都应该放在场比较强的地方，如果在暗点，就可能无法激励和接受其信息。我估计你应该将监视器变大，时间监视器在圆盘内但要靠近边缘，因为应该位于场很强的地方。
  一般用随机偶极子也是因为要激发不同的模式。先学习一下例子和Q分析组吧。

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