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WAVEFRONT: 作品数：162被引量：365H指数：10; 导出分析报告; 相关领域：机械工程理学自动化与计算机技术更多>>; 相关作者：马冬梅高正辉刘志强孙辉刘明忱更多>>; 相关机构：中国科学院长春光学精密机械与物理研究所北京理工大学吉林大学南京航空航天大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金北京市自然科学基金国家重点基础研究发展计划国家教育部博士点基金更多>>

Analysis of mid-spatial frequency wavefront distortions from a liquid-cooled flash-lamp pumped Nd:phosphate laser amplifier: 《High Power Laser Science and Engineering》2024年第1期24-29,共6页Pierre-Marie Dalbies Sandy Cavaro Edouard Bordenave Nathalie Blanchot Julien G.Moreau Jérôme Neauport; partially funded by the European Commission(No.3404410,ERDF No.2663710);the‘Conseil Régional de Nouvelle Aquitaine’(No.DEE2104-2019-5131820,CPER No.16004205)。; Mid-spatial frequency wavefront deformation can be deleterious for the operation of high-energy laser systems. When fluid cooled high-repetition-rate amplifiers are used, the coolant flow is likely to induce such detr...; 关键词：flash-lamp pumping high-power laser laser cooling neodymium glass wavefront error

Digital generation of super-Gaussian perfect vortex beams via wavefront shaping with globally adaptive feedback: 《High Power Laser Science and Engineering》2024年第1期42-51,共10页Rui Ma Ke Hai Luo Jing Song He Wei Li Zhang Dian Yuan Fan Anderson S.L.Gomes Jun Liu; supported by the Guangdong Basic and Applied Basic Research Foundation(Grant No.2020A1515111143);the Natural Science Foundation of Guangdong Province(Grant Nos.2021A1515011532 and 2023ZDZX3022);Shenzhen Government’s Plan of Science and Technology(Grant Nos.JCYJ20220818100019040,RCYX20210609103157071,and JCYJ20230808105713028)。; High-intensity vortex beams with tunable topological charges and low coherence are highly demanded in applications such as inertial confinement fusion(ICF) and optical communication. However, traditional optical vorti...; 关键词：digital micromirror device flat-top beam orbital angular momentum perfect vortex beam random fiber laser

Zernike-coefficient extraction via helical beam reconstruction for optimization(ZEHBRO) in the far field: 《High Power Laser Science and Engineering》2023年第6期213-222,共10页J.B.Ohland D.Posor U.Eisenbarth V.Iancu R.Ungureanu D.Ursescu V.Bagnoud; funded through IOSIN,Nucleu PN-IFIN-HH 23-26 Code PN 2321;Extreme Light Infrastructure-Nuclear Physics(ELI-NP)Phase II;a project co-financed by the Romanian Government and the European Union through the European Regional Development Fund and the Competitiveness Operational Programme(1/07.07.2016,COP,ID 1334);through IFA project ELI-RO 03/2020 Pulse-Meread;received funding from the European Union’s HORIZON-INFRA-2022-TECH-01 call under grant agreement number 101095207; The spatial distribution of beams with orbital angular momentum in the far field is known to be extremely sensitive to angular aberrations,such as astigmatism,coma and trefoil.This poses a challenge for conventional b...; 关键词：beam quality far field orbital angular momentum ring intensity phase retrieval WAVEFRONT

Beam shaping in the high-energy kW-class laser system Bivoj at the HiLASE facility: 《High Power Laser Science and Engineering》2023年第6期130-138,共9页Tomáš Paliesek Petr Navrátil Jan Pilar Martin Divoký Martin Smrž Tomáš Mocek; A fully automatic fail-safe beam shaping system based on a liquid crystal on a silicon spatial light modulator has been implemented in the high-energy kilowatt-average-power nanosecond laser system Bivoj.The shaping s...; 关键词：beam shaping high-average-power laser high-energy laser liquid crystal on silicon spatial light modulator wavefront shaping

Hyperspectral compressive wavefront sensing被引量：4: 《High Power Laser Science and Engineering》2023年第3期1-7,共7页Sunny Howard Jannik Esslinger Robin HWWang Peter Norreys Andreas Döpp; supported by the Independent Junior Research Group‘Characterization and control of high-intensity laser pulses for particle acceleration’,DFG Project No.453619281;We would also like to acknowledge UKRI-STFC grant ST/V001655/1.; Presented is a novel way to combine snapshot compressive imaging and lateral shearing interferometry in order to capture the spatio-spectral phase of an ultrashort laser pulse in a single shot.A deep unrolling algorit...; 关键词：artificial neural networks compressed sensing high-power laser characterization wavefront measurement

Ultra-compact post-compressor on-shot wavefront measurement for beam correction at PHELIX被引量：5: 《High Power Laser Science and Engineering》2022年第3期2-10,共9页J.B.Ohland U.Eisenbarth B.Zielbauer Y.Zobus D.Posor J.Hornung D.Reemts V.Bagnoud; This work has received partial funding from the EUROfusion Consortium,funded by the European Union via the Euratom Research and Training Programme(Grant Agreement No.101052200—EUROfusion).; In order to reach the highest intensities,modern laser systems use adaptive optics to control their beam quality.Ideally,the focal spot is optimized after the compression stage of the system in order to avoid spatio-t...; 关键词：adaptive optics beam quality high intensity laser diagnostics on shot Strehl WAVEFRONT

Hundred-Joule-level,nanosecond-pulse Nd:glass laser system with high spatiotemporal beam quality被引量：3: 《High Power Laser Science and Engineering》2016年第1期63-74,共12页Sensen Li Yulei Wang Zhiwei Lu Lei Ding Yi Chen Pengyuan Du Dexin Ba Zhenxing Zheng Xin Wang Hang Yuan Chengyu Zhu Weiming He Dianyang Lin Yongkang Dong Dengwang Zhou Zhenxu Bai Zhaohong Liu Can Cui; supported by the project of the National Natural Science Foundation of China (grant numbers 61378007 and 61138005); A 100-J-level Nd:glass laser system in nanosecond-scale pulse width has been constructed to perform as a standard source of high-fluence-laser science experiments. The laser system, operating with typical pulse durati...; 关键词：design frequency conversion LASER AMPLIFIERS LASER engineering LASER systems light propagation modeling nonlinear optics optimization WAVEFRONT correction

Wide aperture piezoceramic deformable mirrors for aberration correction in high-power lasers被引量：2: 《High Power Laser Science and Engineering》2016年第1期22-28,共7页Vadim Samarkin Alexander Alexandrov Gilles Borsoni Takahisa Jitsuno Pavel Romanov Aleksei Rukosuev Alexis Kudryashov; The deformable mirror with the size of 410 mmstacks was developed. The results ×468 mm controlled by the bimorph piezoceramic plates and multilayer piezoceramic of the measurements of the response functions of all th...; 关键词：deformable MIRROR HIGH-POWER laser PIEZOELECTRIC actuator WAVEFRONT sensor

Electromagnetic beam propagation in nonlinear media: 《High Power Laser Science and Engineering》2015年第1期92-99,共8页V.V.Semak M.N.Shneider; partial support from the NSF/DOE Partnership in Basic Plasma Science and Engineering (NSF award PHY-1418845 and DOE award DE-SC0012454); We deduce a complete wave propagation equation that includes inhomogeneity of the dielectric constant and present this propagation equation in compact vector form. Although similar equations are known in narrow fields...; 关键词：LIGHT PROPAGATION SELF-FOCUSING WAVEFRONT CORRECTION

Output temporal contrast simulation of a large aperture high power short pulse laser system被引量：1: 《High Power Laser Science and Engineering》2014年第4期86-92,共7页Ping Zhu Xinglong Xie Xiaoping Ouyang Jianqiang Zhu; supported by the National High-Tech Committee of China (Grant no.2013AA8044010); The work presented in this paper is a study of output temporal contrast degradation by near-field quality deterioration,such as intensity modulation and wavefront deviation, in a large aperture high power short pulse ...; 关键词：FILL factor of laser beam temporal CONTRAST ULTRAFAST optics WAVEFRONT deviation

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