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作品数：99被引量：180H指数：6
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Effective suppression of mode distortion induced by amplifiers stimulated Raman scattering in high-power fiber被引量：2
《High Power Laser Science and Engineering》2021年第2期135-141,共7页Wei Gao Wenhui Fan Pei Ju Gang Li Yanpeng Zhang Aifeng He Qi Gao Zhe Li 
National Natural Science Foundation of China(Nos.62005310 and 61675230);Equipment Pre-research Foundation of China(No.61406190302);Key R&D Program of Shaanxi Province(No.2018ZDXMGY-060);National Key R&D Program of China(No.2017YFB1104400).
Mode distortion induced by stimulated Raman scattering(SRS)has become a new obstacle for the further development of high-power fiber lasers with high beam quality.Here,an approach for effective suppression of the SRS-...
关键词：high-power fiber amplifiers mode distortion stimulated Raman scattering SUPPRESSION 
A novel cleanliness control method for disk amplifiers被引量：1
《High Power Laser Science and Engineering》2020年第4期129-133,共5页Yangshuai Li Bingyan Wang Panzheng Zhang Yanli Zhang Yanfeng Zhang Shenlei Zhou Weixin Ma Jianqiang Zhu 
supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA25020101)。
As the key part for energy amplification of high-power laser systems,disk amplifiers must work in an extremely clean environment.Different from the traditional cleanliness control scheme of active intake and passive e...
关键词：active exhaust and passive intake computational fluid dynamics cleanliness control disk amplifier 
Modeling of the 3D spatio-temporal thermal profile of joule-class Yb3+-based laser amplifiers
《High Power Laser Science and Engineering》2019年第3期53-59,共7页Issa Tamer Sebastian Keppler Jorg Komer Marco Hornung Marco Hellwing Frank Schorcht Joachim Hein Malte C.Kaluza 
funding from the European Union’s Horizon 2020 Research and Innovation Programme (LASERLAB-EUROPE, Grant No. 654148);from the European Union (EFRE) through the Thuringian Ministry for Economic Affairs, Science and Digital Society (2016FE9058);from the Bundesministerium für Bildung und Forschung (BMBF) (03ZIK445, 05P15SJFA1, 03Z1H531 and 03VNE2068D)
Thermal profile modification of an active material in a laser amplifier via optical pumping results in a change in the material’s refractive index,and causes thermal expansion and stress,eventually leading to spatial...
关键词：DIODE-PUMPED solid-state LASERS high intensity LASERS laser AMPLIFIERS SPATIO-TEMPORAL thermal profile modeling YTTERBIUM 
Environmentally stable Er-fiber mode-locked pulse generation and amplification by spectrally filtered and phase-biased nonlinear amplifying long-loop mirror被引量：4
《High Power Laser Science and Engineering》2019年第3期95-101,共7页Zhengru Guo Qiang Hao Junsong Peng Heping Zeng 
supported by the National Key Research and Development Program (No. 2018YFB0407100);National Natural Science Foundation of China (Nos. 11434005 and 11621404);Key Project of Shanghai Education Commission (No. 2017-01-07-00-05-E00021)
We report on environmentally stable long-cavity ultrashort erbium-doped fiber lasers,which self-start mode-locking at quite low thresholds by using spectrally filtered and phase-biased nonlinear amplifying long-loop m...
关键词：ERBIUM fibers FIBER LASERS FIBER optics AMPLIFIERS and oscillators MODE-LOCKED LASERS 
Performance demonstration of the PENELOPE main amplifier HEPA I using broadband nanosecond pulses被引量：3
《High Power Laser Science and Engineering》2019年第1期1-9,共9页D.Albach M.Loeser M.Siebold U.Schramm 
funding from the European Union’s Horizon 2020 research and innovation program under grant agreement No.654148 Laserlab-Europe
We report on the energetic and beam quality performance of the second to the last main amplifier section HEPA I of the PENELOPE laser project. A polarization coupled double-12-pass scheme to verify the full amplificat...
关键词：DIODE-PUMPED lasers LASER AMPLIFIERS LASER diagnostics pulse energy YTTERBIUM 
Dual-wavelength bidirectional pumped high-power Raman fiber laser被引量：5
《High Power Laser Science and Engineering》2019年第1期38-46,共9页Zehui Wang Qirong Xiao Yusheng Huang Jiading Tian Dan Li Ping Yan Mali Gong 
supported in part by the National Natural Science Foundation of China (Nos. 61675114 and 61875103);the Tsinghua University Initiative Scientific Research Program (No. 20151080709)
In this paper, we reported both the experimental demonstration and theoretical analysis of a Raman fiber laser based on a master oscillator–power amplifier configuration. The Raman fiber laser adopted the dual-wavele...
关键词：FIBER LASER FIBER optics AMPLIFIERS and oscillators Raman LASER 
High power all-fiberized and narrow-bandwidth MOPA system by tandem pumping strategy for thermally induced mode instability suppression被引量：12
《High Power Laser Science and Engineering》2018年第4期53-59,共7页Pengfei Ma Hu Xiao Daren Meng Wei Liu Rumao Tao Jinyong Leng Yanxing Ma Rongtao Su Pu Zhou Zejin Liu 
sponsored by the National Natural Science Foundation of China (Nos. 61705264 and 61705265)
An all-fiberized and narrow-bandwidth master oscillator power amplification(MOPA) system with record output power of 4 kW level and slope efficiency of 78% is demonstrated. Tandem pumping strategy is tentatively intro...
关键词：advanced LASER technology and APPLICATIONS design fiber LASER and APPLICATIONS high power LASER LASER AMPLIFIERS LASER systems modeling narrow LINEWIDTH optimization 
Development of a 100 J,10 Hz laser for compression experiments at the High Energy Density instrument at the European XFEL被引量：4
《High Power Laser Science and Engineering》2018年第4期133-142,共10页Paul Mason Saumyabrata Banerjee Jodie Smith Thomas Butcher Jonathan Phillips Hauke Hoppner Dominik Moller Klaus Ertel Mariastefania De Vido Ian Hollingham ANDrew Norton Stephanie Tomlinson Tinesimba Zata Jorge Suarez Merchan Chris Hooker Mike Tyldesley Toma Toncian Cristina HernANDez-Gomez Chris Edwards John Collier 
funded by the NEWTON China–UK Joint Research Project on Laser-driven Ion Acceleration and Novel Terahertz Radiation
In this paper we review the design and development of a 100 J, 10 Hz nanosecond pulsed laser, codenamed DiPOLE100 X,being built at the Central Laser Facility(CLF). This 1 kW average power diode-pumped solid-state lase...
关键词：cryogenic LASERS DIODE-PUMPED solid-state LASER high energy LASERS LASER AMPLIFIERS YB:YAG 
Optimizing the cleanliness in multi-segment disk amplifiers based on vector flow schemes被引量：1
《High Power Laser Science and Engineering》2018年第1期1-6,共6页Zhiyuan Ren Jianqiang Zhu Zhigang Liu Xiaowei Yang 
supported by the National Natural Science Foundation of China (Grant No. 61505228)
The objective of maintaining the cleanliness of the multi-segment disk amplifier in Shenguang-II(SG-II) is to reduce laser-induced damage for optics. The flow field of clean gas, which is used for the transportation o...
关键词：CLEANLINESS computational fluid dynamics flow field multi-segment disk amplifier vector flow 
Ultrashort pulse capability at the L2I high intensity laser facility
《High Power Laser Science and Engineering》2017年第1期7-11,共5页Gonqalo Figueira Joana Alves Joao M.Dias Marta Fajardo Nuno Gomes Victor Hariton Tayyab Imran Celso P.Joao Jayanath Koliyadu Swen Kunzel Nelson C.Lopes Hugo Pires Filipe Ruao Gareth Williams 
supported by Fundao para a Ciência e a Tecnologia,Laserlab-Europe(EC’s FP7,grant agreement no.284464);funding from the Euratom research and training programme 2014–2018 under grant agreement No 633053
The Laboratory for Intense Lasers(L2I) is a research centre in optics and lasers dedicated to experimental research in high intensity laser science and technology and laser plasma interaction. Currently the laboratory...
关键词：DIODE-PUMPED SOLID-STATE LASER and APPLICATIONS FEMTOSECOND LASER and APPLICATIONS frequency conversion LASER AMPLIFIERS nonlinear optics 
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