Tm^(3+)掺杂玻璃光纤研究进展

Research Progress of Tm^(3+)-Doped Glass Fibers

2μm波段光纤激光可被广泛应用于激光雷达、生物医疗、环境监测以及光谱学等领域,而Tm^(3+)掺杂玻璃光纤是2μm波段光纤激光重要的增益介质。本文从Tm^(3+)掺杂玻璃的发光特性出发,介绍了Tm^(3+)掺杂玻璃光纤的制备技术,综述了不同玻璃基质材料掺Tm^(3+)光纤的研究进展。最后,指出了制备高性能Tm^(3+)掺杂玻璃光纤需要解决的关键问题,提出了可能的解决方法,并对Tm^(3+)掺杂玻璃光纤发展趋势进行了展望。

Fiber lasers operating at 2μm band are widely used in some fields such as lidar,biomedical,environmental monitoring,and spectroscopy.Tm^(3+)-doped glass fiber is an important gain medium for 2μm band fiber lasers.Starting from the luminescence characteristics of Tm^(3+)-doped glasses,the preparation technologies of Tm^(3+)-doped glass fiber were introduced.Then,the research progress of Tm^(3+)-doped fibers was introduced based on different glass matrix materials.Finally,the key issues that need to be solved in the preparation of high-performance Tm^(3+)-doped glass fibers were proposed.The possible solutions and future development trends of Tm^(3+)-doped glass fibers were prospected.