余霞

教授

教授  博士生导师   硕士生导师 

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所在单位:仪器科学与光电工程学院

学历:博士研究生

办公地点:北京市海淀区学院路37号 北京航空航天大学新主楼B座1110

在职信息:在职

主要任职:教授 博士生导师

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0.275 THz high-power ultrahigh-repetition-rate pulses in a dissipative fiber ring cavity by ultrafast ignition

发布时间:2025-03-15 点击次数:

DOI码:10.3788/COL202523.061402
发表刊物:Chinese Optics Letters
关键字:Fiber lasernonlinear opticsLasers, Optical Amplifiers, and Laser Optics
摘要:We present a novel all-fiber UHRP source based on ultrafast pulse-stimulated dissipative four-wave mixing (FWM). By injecting an ultrafast seed pulse into a dissipative ring cavity equipped with a spectral shaper, a comb-like nonlinear response is generated. The high peak power of the seed pulse reaches the FWM threshold, stimulating a 0.275 THz pulse with an output power of 0.5 watt. The gain and spectral shaper in the fiber ring cavity form a dissipative system that modifies the initial field both temporally and spectrally, ensuring UHRP stability even after the pulse is turned off.
卷号:23
期号:6
是否译文:
发表时间:2024-12-01