The wave continues to grow as it sweeps back and forth across the active medium.
光波在激活媒质中来回穿过时，将不断得到加强。
Four-wave mixing was observed in the active medium of a copper vapor laser.
在铜蒸气激光器的激活介质中观察到四波混频现象。
The electrode structure, metal wall action on the active medium cooling, and the gain distribution have been studied.
文章研究了电极结构，金属腔壁对工作气体的冷却作用和腔内的增益分布。
Furthermore, an effective experimental scheme based on the TDFWM IL structure of LED is proposed for the observation of inter and intra band carrier relaxation rates in the active medium.
进而提出了用发光二极管结构的非相干光时延四波混频测量有源介质带间和带内载流子弛豫速率的有效方案。
This article has shown that it is necessary to distinguish the eikonal function, effective optical path and geometrical length etc. of active medium while investigating optical resonators.
本文指出，在光学谐振腔的研究中应当区分用程函、有效光程、激活介质的几何长度等物理量。
This article has shown that it is necessary to distinguish the eikonal function, effective optical path and geometrical length etc. of active medium while investigating optical resonators.
本文指出，在光学谐振腔的研究中应当区分用程函、有效光程、激活介质的几何长度等物理量。
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