国家自然科学基金(61138005)

作品数：8被引量：5H指数：2
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相关作者：仲召明郭翔宇哈斯乌力吉王雪阳林殿阳更多>>
相关机构：哈尔滨工业大学更多>>
相关期刊：《物理学报》《High Power Laser Science and Engineering》《Chinese Physics B》《Chinese Optics Letters》更多>>
相关主题：MODULATIONSMOOTHINGLASER_SYSTEMLASERBEAM_QUALITY更多>>
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Generation of high-energy 284 ps laser pulse without tail modulation by stimulated Brillouin scattering被引量：2
《Chinese Optics Letters》2016年第9期67-70,共4页刘照虹 王雨雷 王一锐 远航 白振旭 王红丽 刘瑞 李森森 张恒康 周罗贤 谭谈 何伟明 吕志伟 
supported by the National Natural Science Foundation of China(Nos.61378007 and61138005);the Fundamental Research Funds for the Central Universities(No.HIT.IBRSEM.A.201409)
We obtain the output of a 284 ps pulse duration without tail modulation based on stimulated Brillouin scattering（SBS） pulse compression pumped by an 8 ns-pulse-duration, 1064 nm-wavelength Q-switched Nd：YAG laser. ...
关键词：Brillouin scattering Conversion efficiency Energy conversion MODULATION Neodymium lasers Optical pumping Pulse compression Pumping (laser) Ultrashort pulses 
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 
Small-scale self-focusing of 200 ps laser pulses in Brillouin amplification被引量：1
《Chinese Physics B》2015年第9期267-270,共4页远航 王雨雷 吕志伟 郑振兴 
Project supported by the National Natural Science Foundation of China(Grant Nos.61378007 and 61138005);the Fundamental Research Funds for the Central Universities,China(Grant No.HIT.IBRSEM.A.201409)
Brillouin amplification is a new method to obtain high power hundred-picosecond laser pulses for shock ignition. The laser pulse＇s intensity can be amplified to 10 GW/cm^2 through this method. In order to determine t...
关键词：Brillouin amplification super transient theory B integral 
Characteristics of perfluorinated amine media for stimulated Brillouin scattering in hundreds of picoseconds pulse compression at 532 nm被引量：1
《Chinese Optics Letters》2015年第6期73-77,共5页哈斯乌力吉 赵航 林殿阳 伟明 吕志伟 
supported by the National Natural Science Foundation of China(Grant Nos.61378016 and 61138005);the Research Fund for the Doctoral Program of Higher Education of China(Grant No.20122302110027)
The characteristics of stimulated Brillouin scattering （SBS） in perfluorinated amine media and the experimental structure used in hundreds of picoseconds pulse compression at 532 nm are demonstrated. A two-stage SBS...
关键词：Brillouin scattering PHONONS Pulse compression Stimulated Brillouin scattering 
Investigation of stimulated rotational Raman scattering of the high-power broadband laser with applied angular dispersion
《Chinese Physics B》2013年第12期276-279,共4页樊心民 吕志伟 林殿阳 刘颖 朱成禹 何伟明 丁磊 
Project supported by the State Key Program of the National Natural Science Foundation of China(Grant No.61138005);the National Natural Science Foundation of China(Grant No.61008004)
Smoothing by spectral dispersion （SSD） leads to considerable improvement on laser-irradiation uniformity in far field for fusion lasers. Phase modulation in time and spectral angular dispersion （SAD） across the be...
关键词：spectral angular dispersion smoothing by spectral dispersion rotational Raman scattering 
The influence of smoothing by spectral dispersion on the beam characteristics in the near field
《Chinese Physics B》2013年第10期323-327,共5页樊心民 吕志伟 林殿阳 王雨雷 
Project supported by the State Key Program of the National Natural Science Foundation of China (Grant No.61138005);the National Natural Science Foundation of China (Grant No.61008005)
The influences of SSD on the beam characteristics in the near held are investigated. Results snow that it the SSD parameters are increased, the laser intensity modulation increases while fluence modulation decreases, ...
关键词：smoothing by spectral dispersion intensity modulation degree fluence modulation degree 
A new method for measuring the threshold of stimulated Brillouin scattering
《Chinese Physics B》2012年第7期309-313,共5页朱学华 吕志伟 王雨雷 
Project supported by the National Natural Science Foundation of China (Grant Nos. 61008005 and 61138005);the China Post-doctoral Science Special Foundation (Grant No. 201003428);the Doctoral Fund of Ministry of Education of China (Grant No. 20102302120030)
A new method for measuring the threshold of stimulated Brillouin scattering （SBS） based on the generation location of a Stokes beam is proposed for the first time to our knowledge. The length of the medium cell is s...
关键词：stimulated Brillouin scattering （SBS） THRESHOLD amplified Brillouin scattering （ABS） delay 
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