摘要
首先阐述了光纤激光器的定义、结构及分类,通过与传统的激光进行对比,总结了光纤激光的优点和缺点,其次对国内和国外的高功率光纤激光的发展进程进行了介绍。另外,研究了高功率光纤激光的关键技术,尤其是光纤激光的增益介质和泵浦耦合技术,其中光纤激光的增益介质包括双包层掺杂光纤和光子晶体光纤。泵浦耦合技术包括端面泵浦耦合技术和侧面泵浦耦合技术。最后对高功率光纤激光在工业、医疗和军事等领域的应用进行了阐述,以及对目前的高功率光纤激光技术进行总结,提出高功率光纤激光的发展趋势。
Firstly, the definition, structure and classification of fiber laser are described. Compared with tra-ditional laser, the advantages and disadvantages of fiber laser are summarized. Secondly, the de-velopment process of high-power fiber laser at home and abroad is introduced. In addition, the key technologies of high power fiber laser, especially the gain medium and pump coupling technology of fiber laser are studied. The gain medium of fiber laser includes double cladding doped fiber and photonic crystal fiber. Pump coupling technology includes end pump coupling technology and side pump coupling technology. Finally, the applications of high-power fiber laser in industry, medical and military fields are described, and the current high-power fiber laser technology is summarized, the development trend of high-power fiber laser is proposed.
出处
《现代物理》
CAS
2020年第6期103-112,共10页
Modern Physics
