片上集成克尔光频梳在光学传感领域的应用研究(特邀)  

Applications Research of On-Chip Integrated Kerr Optical Frequency Comb in Optical Sensing Field(Invited)

作　　者：常冰 顾逸阳 何欣玥 梁渝佩 赵雅茜 张伟勋 董飞龙 李博闻 谭腾 姚佰承[1] Chang Bing;Gu Yiyang;He Xinyue;Liang Yupei;Zhao Yaqian;Zhang Weixun;Dong Feilong;Li Bowen;Tan Teng;Yao Baicheng(Key Laboratory of Optical Fiber Sensing and Communications(Education Ministry of China),University of Electronic Science and Technology of China,Chengdu 611731,Sichuan,China;China Southern Power Grid Sensing Technology(Guangdong)Co.,Ltd.,Guangzhou 510800,Guangdong,China;Institute of Electronic and Information Engineering in Dongguan,University of Electronic Science and Technology of China,Dongguan 523808,Guangdong,China)

机构地区：[1]电子科技大学光纤传感与通信教育部重点实验室,四川成都611731 [2]南方电网传感科技(广东)有限公司,广东广州510800 [3]电子科技大学广东电子信息工程研究院,广东东莞523808

出　　处：《激光与光电子学进展》2024年第19期194-205,共12页Laser & Optoelectronics Progress

基　　金：国家重点研发计划(2021YFB2800602,2023YFB2806200);国家自然科学基金(U2130106);广东省基础与应用基础研究基金(2024A1515011665)。

摘　　要：光学频率梳在频谱上由一系列间隔均匀且具有稳定相位关系的频率分量组成。自问世以来,其在光学频率计量和精密测量领域取得长足进步。随着微纳加工技术的不断革新,研究人员已经成功在芯片级的平台上实现基于三阶克尔效应的微腔光频梳。这种片上集成克尔光频梳具有通道间隔大、相干性好、尺寸小、功耗低且易集成的优势,此外,其与互补金属氧化物半导体兼容能够实现低成本、大规模制备,这为微波光子学、精密光传感、多光源相干通信等片上集成系统的应用带来重大机遇。当前,基于片上集成克尔光频梳的传感应用发展迅速,技术方案不断更新,带来功能和性能的新突破。因此,重点面向工程技术,概述近年来片上集成克尔光频梳产生的新材料平台和片上集成化研究进展,综述其在激光雷达、精密光谱学、分布式光纤传感等光学传感领域取得的进展,对片上集成克尔光频梳当前研究现状及未来发展前景进行总结与展望。Optical frequency combs consist of a series of evenly spaced frequency components with stable phase interrelationships across the spectrum.Since their inception,they have brought about significant advancements in the fields of optical frequency metrology and precision measurement.With continuous innovation in micro-nano processing technology,researchers have successfully realized the generation of microcavity optical frequency combs based on the thirdorder Kerr effect on chip-scale platforms.These on-chip integrated Kerr optical frequency combs have the advantages of large channel spacing,exceptional coherence,small size,low power consumption,and easy integration.Additionally,they are compatible with complementary metal oxide semiconductor processes,enabling low-cost,large-scale fabrication and bringing significant opportunities for applications in microwave photonics,precision optical sensing,coherent communication with multiple sources,and other on-chip integrated systems.Currently,sensing applications based on onchip integrated Kerr optical frequency combs are developing rapidly,with technical solutions continually being updated,bringing new breakthroughs in functionality and performance.Focusing on the engineering technology,first,this paper provides an overview of the emerging material platforms and recent research progress in the generation of on-chip integrated Kerr optical frequency combs.Second,it reviews advancements in their applications in optical sensing fields,such as lidar,precision spectroscopy,and distributed fiber sensing.Finally,it summarizes and provides an outlook on the current research status and future development prospects of on-chip integrated Kerr optical frequency combs.

关 键 词：克尔光频梳 片上集成 光学传感 

分 类 号：O436[机械工程—光学工程]