高功率窄线宽光纤激光器横模不稳定研究

The research of transverse mode instability inhigh power narrow line width fiber lasers

高功率窄线宽光纤激光器在光束合成等领域具有广泛的应用前景。本文主要介绍了高功率窄线宽光纤激光器中横向模式不稳定性产生的原因以及有效的抑制方法,为进一步提高窄线宽光纤激光器的输出功率提供了参考依据。

High-power narrow line width fiber lasers have a wide scope of application,such as beam synthesis technology.The causes of the transverse mode instability(TMI)effect in high-power narrow linewidth fiber lasers and the methods for suppressing the TMI effect effectively are introduced,which can provide a reference for further increasing the output power of narrow line width fiber lasers.