双包层掺Yb3+光纤激光器的关键技术
Study of key technologies on High power LD pumped double cladding Yb3+ doped fiber laser
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摘要: 大功率光纤激光器作为第三代激光器的代表,在激光加工和激光武器方面有着重要应用。介绍了掺Yb3+光纤激光器的发展历程，理论上分析了光纤激光器的泵浦阈值和输出功率，讨论了实验过程中涉及到的大功率LD泵浦、光纤耦合和双包层光纤等关键技术，为同类激光器的改进设计和深入研究提供参考。Abstract: As the representation of the third generation laser device high power double cladd fiber laser is applicatted in industry process and laser beam weapons. The developments of Yb3+ doped fiber lasers is introduced in this paper. The relationship between pumped threshold value and output power is analyzed in theory. One experiment device on high power LD pumped Yb3+ doped double cladding fiber laser is designed.The key technologies in the experiment are concluded. The obtained result can be a reference for developing the proper laser equipment.
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Key words:
- fiber laser /
- yb3+ doped /
- double cladding fiber /
- pumped threshold value /
- output power
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