二维可饱和吸收体在固态激光器中的最新研究进展  

Recent research progress of two-dimensional saturable absorbers in solid-state lasers

作　　者：崔志远 常建华[2] 陶涛[1] CUI Zhiyuan;CHANG Jianhua;TAO Tao(School of Chemistry and Materials Science,Nanjing University of Information Science&Technology,Nanjing 210044,China;School of Electronics&Information Engineering,Nanjing University of Information Science&Technology,Nanjing 210044,China)

机构地区：[1]南京信息工程大学化学与材料学院,南京210044 [2]南京信息工程大学电子与信息工程学院,南京210044

出　　处：《南京信息工程大学学报》2024年第5期697-709,共13页Journal of Nanjing University of Information Science & Technology

基　　金：国家自然科学基金(21501097,11374161);中国气象局青年创新团队项目(2023QN018);江苏省自然科学基金(BK20201389);江苏高校“青蓝工程”计划(R2018Q03)。

摘　　要：二维材料具有低损耗、超快载流子响应以及宽波段的非线性吸收等特性,并且其层状结构更适合与光电器件结合,在超快光子学和光电器件领域产生了一系列的创新应用.类石墨烯材料已成功在可见、近红外和中远红外波段产生超短脉冲激光.本文综述了基于二维材料的可饱和吸收体在固态激光器中实现调Q以及锁模操作的最新研究进展.首先,介绍了基于二维材料的可饱和吸收体制备方法、可饱和吸收体的吸收机理及非线性吸收特性的测量手段,并总结了基于二维可饱和吸收体的固态激光器在工作波长、输出功率、脉冲宽度等方面的性能,最后对二维材料在先进激光器领域的发展趋势进行了展望.Two-dimensional(2D)materials have the characteristics of low loss,ultrafast carrier response,and wideband nonlinear saturable absorption,which have originated a range of innovative applications in photonics and photoelectric device owing to their advantages of layered structures.Graphene-like materials have recently been uti-lized for short and ultrashort pulsed laser generation in visible,near-infrared,and mid-infrared wavelength ranges.This article reviews the recent progress of 2D materials as saturable absorbers for Q-switched and mode-locked solid-state lasers.First,the preparation methods of 2D materials as saturable absorbers,the saturable absorption principle,and methods for measuring nonlinear absorption properties are introduced and explained theoretically.Second,the solid-state pulsed laser is summarized based on performance of 2D saturable absorbers in operating wavelength,out-put power,and pulse width.Finally,the development trends of two-dimensional saturable absorbers in solid-state la-sers are prospected.

关 键 词：二维材料 可饱和吸收体 固态激光器 调Q技术 锁模技术 

分 类 号：O436[机械工程—光学工程] TN248[理学—光学]