高功率光纤激光相干合成的现状、趋势与挑战  

Current Situation,Tendency and Challenge of Coherent Combining of High Power Fiber Lasers

作　　者：王小林[1] 周朴[1] 粟荣涛[1] 马鹏飞[1] 陶汝茂[1] 马阎星[1] 许晓军[1] 刘泽金[1] 

机构地区：[1]国防科学技术大学光电科学与工程学院,湖南长沙410073

出　　处：《中国激光》2017年第2期3-28,共26页Chinese Journal of Lasers

基　　金：国家自然科学基金(61505260);科技部重点研发计划(2016YFB0402204)

摘　　要：光纤激光相干合成是突破单路光纤激光功率极限和实现更高输出功率的有效技术方案,是传统高功率激光系统走向激光相控阵高功率光纤激光系统的重要基础。介绍了高功率光纤激光相干合成的系统结构,并指出了主要研究对象和关键技术;介绍和分析了光纤激光相干合成的国内外相关研究现状和发展趋势;分析了光纤激光相干合成面临的主要技术挑战。Coherent combining of fiber lasers is an effective approach to pass through the power limitation of single channel fiber laser and achieve high output power, and is also an important foundation for the traditional high power laser system developing towards laser phased array of high power fiber laser system. The system configuration of high power fiber laser coherent combining is introduced, and the main study object and the key technique are pointed out. The research status and development tendency of fiber laser coherent combining are presented. The main technique challenges for fiber laser coherent combining are analyzed.

关 键 词：激光光学 光纤激光 相干合成 相位控制 激光相控阵 相干放大网络 

分 类 号：O436.1[机械工程—光学工程]