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April 20, 2022 at 5:45 pm
Guilin Sun
Ansys Employee
激光器里存在哪些模式是冷腔还是热腔啊? 如果是没有激发源没有增益的情况下,所用满足谐振条件的模式都可能存在。横模就是我们常说的波导模式。 如果有增益介质有激发源,有没有可能Mode Hopping?没有的话,模式竞争是无法仿真的。 可以参考 VCSEL的仿真 :
Photonic Crystal VCSEL simulations
当然如果激光器很长,计算机可能处理不了。
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