基于量子级联激光器的光频梳研究应用综述  

Review on research and applications of optical frequency combs based on quantum cascade lasers

作　　者：马泽军 马钰 刘峰奇[2] 陆全勇 MA Zejun;MA Yu;LIU Fengqi;LU Quanyong(Beijing Academy of Quantum Information Science,Beijing 100190,China;Institute of Semiconductors,Chinese Academy of Sciences,Beijing 100083,China;Institute of Physics,Chinese Academy of Sciences,Beijing 100193,China;University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]北京量子信息科学研究院,北京100190 [2]中国科学院半导体研究所,北京100083 [3]中国科学院物理研究所,北京100193 [4]中国科学院大学,北京100049

出　　处：《计测技术》2024年第4期29-46,共18页Metrology & Measurement Technology

基　　金：国家自然科学基金面上项目(62274014);国家自然科学基金重点项目(62235016);北京市科学技术委员会、港澳台科技合作项目(Z221100002722018)。

摘　　要：深入探讨了量子级联激光器(Quantum Cascade Laser,QCL)中光频梳的工作机制,包括其产生光频梳的方式以及相关的非线性效应(如四波混频效应)对其运行的影响。阐述了QCL波导设计的重要性,分析了QCL光频梳在中红外和太赫兹波段的应用前景。指出可通过完善理论模型、对自启动谐波光频梳的物理机理进行理论解释等方式,提高光频梳的设计效率。展望了环形QCL在孤子通讯、光谱测量等领域的发展方向。In this paper,the mechanism of optical comb in Quantum Cascade Laser(QCL)are discussed,including the way of generating optical comb and the influence of related nonlinear effects(such as fourwave mixing effect)on its operation.The importance of waveguide design for quantum cascade laser is elaborated,and the application prospects of QCL optical frequency comb in midinfrared and terahertz bands are analyzed.It is pointed out that the design efficiency of optical frequency comb can be increased by improving the theoretical model and explaining the physical mechanism of selfstarting harmonic optical frequency comb.The development direction of loop quantum cascade lasers in soliton com⁃munication and spectral measurement is prospected.

关 键 词：量子级联激光器 光学频率梳 相干通讯 半导体光电器件 

分 类 号：TB96[机械工程—光学工程] O43[一般工业技术—计量学] O47[机械工程—测试计量技术及仪器]