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[期刊论文] 作者:YanfengLi,QingyueWang,MinglieHu, 来源:ChineseOpticsLetters 年份:2003
A Galerkin’s method-based numerical procedure is extended to obtain the modal field distribution of multicore photonic crystal fibers for the first time to our knowledge, which can reveal how the air hole size influences the mode coupling ......
[期刊论文] 作者:PengQin,SijiaWang,MinglieHu,YoujianSong, 来源:HighPowerLaserScienceandEngineering 年份:2019
Fluctuation of pump power is one of the major sources of temporal and intensity noise in femtosecond fiber lasers. In this work, the transfer functions between the relative intensity noise (RIN) of the pump laser diode (LD) and the output R......
[期刊论文] 作者:JintaoFan,JunZhao,LipingShi,NaXiao,MinglieHu, 来源:AdvancedPhotonics 年份:2020
Optical vortices, which carry orbital angular momentum, offer special capabilities in a host of applications. A single-laser source with dual-beam-mode output may open up new research fields of nonlinear optics and quantum optics. We demons......
[期刊论文] 作者:YuweiZhao,JintaoFan,YoujianSong,UweMorgner,MinglieHu, 来源:PhotonicsResearch 年份:2020
Internal motions in femtosecond soliton molecules provide insight into universal collective dynamics in various nonlinear systems. Here we introduce an orbital-angular-momentum (OAM)-resolved method that maps the relative phase motion withi......
[期刊论文] 作者:YanfengLi,BowenLiu,ZihanWang,MinglieHu,QingyueWang, 来源:ChineseOpticsLetters 年份:2004
The influence on photonic crystal fiber dispersion of the size of air holes in different rings within the cladding is investigated using a semivectorial finite difference method. Numerical results reveal that the photonic crystal fiber disp......
[期刊论文] 作者:ChengZhang,LuChai,YoujianSong,MinglieHu,ChingyueWang, 来源:ChineseOpticsLetters 年份:2013
We investigate the effects of a piece of zero-dispersion fiber (ZDF) on the pulse dynamics of a passively mode-locked fiber laser operating in the stretched-pulse regime. Numerical simulation suggests that the proper location and length of ......
[期刊论文] 作者:XiaochangNi,Ching-YueWang,YanfengLi,MinglieHu,ZhuanWang,LuChai, 来源:ChineseOpticsLetters 年份:2003
Ablation experiments with femtosecond (fs) laser pulse (pulse duration 37 fs, wavelength 800 nm) on organic polymers have been performed in air. The ablation threshold is found to be only several nanojoules. The diameters of the dots ablate......
[期刊论文] 作者:YangLi,HaoHe,HuanyuSong,BowenLiu,MinglieHu,ChingyueWang, 来源:JournalofInnovativeOpticalHealthSciences 年份:2017
Usually, only focused femtosecond (fs) lasers at near-infrared (NIR) range can induce photo-damage to transparent cells, making it difficult to treat large amount of cells by such optical methods for photostimulation. In this study, we clar......
[期刊论文] 作者:XiaochangNi,Ching-YueWang,ZhuanWang,MinglieHu,YanfengLi,LuChai, 来源:ChineseOpticsLetters 年份:2003
The Ti:sapphire oscillator is used to realize structural change in an organic glass (polymethyl -methacrylate (PMMA)). Single pulse fluence threshold of PMMA and the relation of the breakdown threshold with different numerical aperture obje......
[期刊论文] 作者:DongyuYan,BowenLiu,YuxiChu,HuanyuSong,LuChai,MinglieHu,ChingyueWang, 来源:ChineseOpticsLetters 年份:2019
We report a hybrid femtosecond laser system based on a femtosecond Yb-doped fiber laser and a Yb-doped potassium gadolinium tungstate (Yb:KGW) regenerative amplifier. To match the central wavelength of the seed source, a Yb:KGW crystal is u......
[期刊论文] 作者:AichenGe,BowenLiu,WeiChen,HaochenTian,YoujianSong,LuChai,MinglieHu, 来源:ChineseOpticsLetters 年份:2019
We demonstrate a coherent synthesis system based on femtosecond Yb-doped fiber laser technology. The output pulse of the amplification system is divided into two replicas and seeded into photonic crystal fibers of two parallel branches for ......
[期刊论文] 作者:WenDai,YoujianSong,BoXu,AmosMartinez,ShinjiYamashita,MinglieHu,ChyingyueWang, 来源:ChineseOpticsLetters 年份:2014
We demonstrate an all-fiber, high-power, and high stability ultrafast laser source operating at 1563 nm. A highly stable, self-starting carbon nanotube (CNT) mode-locked femtosecond fiber laser is used as the seed source. The amplifier stag......
[期刊论文] 作者:YimingLuo,WeiJia,YoujianSong,BowenLiu,MinglieHu,LuChai,ChingyueWang, 来源:ChineseOpticsLetters 年份:2015
Investigations are performed to explore high-repetition-rate femtosecond laser ablation effects on the physical and chemical properties of poly(methyl methacrylate) (PMMA). A scanning electron microscopy (SEM) is used to characterize the mo......
[期刊论文] 作者:DongyuYan,BowenLiu,DefengZou,JieGuo,YuxiChu,YoujianSong,MinglieHu, 来源:HighPowerLaserScienceandEngineering 年份:2021
We numerically and experimentally investigate the multi-pulsing mechanism in a dispersion-managed mode-locked Yb-doped fiber laser. Multi-pulsing occurs primarily owing to the inherent filtering effect of the chirped fiber Bragg grating. Th......
[期刊论文] 作者:YuepengLi,YawenCai,RunminLi,HaosenShi,HaochenTian,MingzhaoHe,YoujianSong,MinglieHu, 来源:ChineseOpticsLetters 年份:2019
We demonstrate a robust femtosecond LIDAR setup by using two free-running environmentally stable all-polarization-maintaining nonlinear amplified loop mirror mode-locked fiber lasers. Based on the asynchronous optical sampling method, a ran......
[期刊论文] 作者:XiaochangNi,AnoopK.K.,MarioBianco,SalvatoreAmoruso,XuanWang,TongLi,MinglieHu,ZhenmingSong, 来源:ChineseOpticsLetters 年份:2013
We investigate the angular distribution and average kinetic energy of ions produced during ultrafast laser ablation (ULA) of a copper target in high vacuum. Laser produced plasma (LPP) is induced by irradiating the target with Ti:Sapphire l......
[期刊论文] 作者:HanChi,BowenLiu,YoujianSong,MinglieHu,LuChai,WeidongShen,XuLiu,ChingyueWang, 来源:HighPowerLaserScienceandEngineering 年份:2018
We demonstrate a nonlinearity optimization method by altering distribution of passive fibers in a dissipative-soliton mode-locked fiber laser to level up output parameters. In the numerical simulation, we found that the passive fiber segmen......
[期刊论文] 作者:WeiChen,BowenLiu,YoujianSong,LuChai,QianjinCui,QingjingLiu,ChingyueWang,MinglieHu, 来源:HighPowerLaserScienceandEngineering 年份:2018
We demonstrate an all polarization-maintaining (PM) fiber mode-locked laser seeded, hybrid fiber/solid-slab picosecond pulse laser system which outputs...
[期刊论文] 作者:YanWang,NanLin,WanliGao,HuanyuSong,MinglieHu,HaimingLi,WenxiaBao,XiaoyuMa,ZhigangZhang, 来源:ChineseOpticsLetters 年份:2019
We demonstrate a strain compensated long lifetime semiconductor saturable absorber mirror (SESAM) with a high modulation depth for fiber lasers. The SESAM was measured to have a damage threshold of 9.5 mJ/cm2, a modulation depth of 11.5%, a......
[期刊论文] 作者:FengLiu,XiaokunHu,JiangLi,ChangleiWang,YiLi,YanfengLi,YoujianSong,BowenLiu,MinglieHu,LuChai,QirongXing, 来源:ChineseOpticsLetters 年份:2011
We present a review of the development of a compact and high-power broadband terahertz (THz) source optically excited by a femtosecond photonic crystal fiber (PCF) amplifier. The large mode area of the PCF and the stretcher-free configurati......
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