国家重点基础研究发展计划(2013CB922402)

作品数:18被引量:33H指数:3
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相关作者:魏志义王兆华秦爽何坤娜李德华更多>>
相关机构:中国科学院中国农业大学中国科学院上海光学精密机械研究所华中科技大学更多>>
相关期刊:《Chinese Optics Letters》《中国激光》《物理学报》《激光与光电子学进展》更多>>
相关主题:MODE-LOCKEDKERRLASERSFSND更多>>
相关领域:电子电信理学机械工程更多>>
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Diode-pumped power scalable Kerr-lens mode-locked Yb:CYA laser被引量:9
《Photonics Research》2018年第2期127-131,共5页WENLONG TIAN YINGNAN PENG ZIYUE ZHANG ZIJIAO YU JIANGFENG ZHU XIAODONG XU ZHIYI WEI 
National Key Basic Research Program of China(2013CB922402);National Natural Science Foundation of China(NSFC)(61705174,11774277);Fundamental Research Funds for the Central Universities(JBX170511);Open Fund of IPOC(BUPT)(IPOC2016B009);111 Project(B17035)
Stable 68 fs pulses with the average power of 1.5 W is directly generated from a multimode diode-pumped Kerr-lens mode-locked Yb:CYA laser by separating the gain medium and Kerr medium. The repetition rate is about 50...
关键词:(140.4050) Mode-locked lasers (140.3615) Lasers  ytterbium (140.3580) Lasers  solid-state. 
Generation of femtosecond laser pulses at 263 nm by K_3B_6O_(10)Cl crystal被引量:1
《Chinese Physics B》2017年第6期187-191,共5页张宁华 方少波 何鹏 黄杭东 朱江峰 田文龙 吴红萍 潘世烈 滕浩 魏志义 
supported by the National Key Basic Research Program of China(Grant No.2013CB922402);the Key Program of the National Natural Science Foundation of China(Grant Nos.11434016 and 61575219);the International Joint Research Program of the National Natural Science Foundation of China(Grant No.61210017)
The third harmonic generation(THG) of a linear cavity Ti:sapphire regenerative amplifier by use of a K3B6O(10)Cl(KBOC) crystal is studied for the first time. Output power up to 5.9 mW is obtained at a central w...
关键词:nonlinear optical crystal KBOC third harmonic generation femtosecond ultraviolet 
饱和功率密度下线性啁啾对交叉偏振波输出特性的影响被引量:1
《物理学报》2017年第9期178-185,共8页秦爽 王兆华 王羡之 何会军 沈忠伟 魏志义 
国家重点基础研究发展计划(批准号:2013CB922402);国家重大科学仪器设备开发专项基金(批准号:2012YQ120047);国家自然科学基金(批准号:11434016);中国科学院战略性先导科技专项(批准号:XDB16030200)资助的课题~~
交叉偏振波(XPW)技术是一种基于具有各向异性特征的三阶非线性晶体的非线性滤波技术,由于结构简单,稳定可靠,是超强超快激光领域提高时域对比度、压缩脉宽的有效手段之一.在实验中发现,XPW的输出特性受驱动脉冲特性的直接影响,通过理论...
关键词:交叉偏振波 光谱相位 线性啁啾 光谱展宽 
Generation of femtosecond laser pulses at 396 nm in K_3B_6O_(10)Cl crystal被引量:1
《Chinese Physics B》2016年第12期262-265,共4页张宁华 滕浩 黄杭东 田文龙 朱江峰 吴红萍 潘世烈 方少波 魏志义 
Project supported by the National Key Basic Research Program of China(Grant Nos.2013CB922401 and 2013CB922402);the National Natural Science Foundation of China(Grant Nos.11474002,61205130,and 61575219)
K3B6O10Cl (KBOC), a new nonlinear optical crystal, shows potential advantages for the generation of deep ultraviolet (UV) light compared with other borate crystals. In this paper we study for the first time the se...
关键词:nonlinear optics nonlinear optical crystal second harmonic generation 
强激光场中原子单电离的半经典方法被引量:4
《物理学报》2016年第22期1-22,共22页肖相如 王慕雪 黎敏 耿基伟 刘运全 彭良友 
国家自然科学基金(批准号:11574010;11322437);国家重点基础研究发展计划(批准号:2013CB922402;2013CB922403)资助的课题~~
随着激光器技术的发展,实验室中可获得的激光场强度不断增大,可以观测到各种高度非线性的实验现象,比如原子分子中的电子可以从强激光场中吸收比克服电离能需要的光子数更多的光子而发生电离,被称为阈上电离.这些非线性现象向量子力学...
关键词:强激光场 原子光电离 半经典方法 
Nd^(3+)掺杂无序晶体被动锁模激光器的研究现状被引量:3
《中国激光》2016年第10期1-10,共10页何坤娜 李德华 魏志义 
国家自然科学基金国际合作与交流项目(61210017);国家重点基础研究发展计划(2013CB922402);中央高校基本科研业务费(2016lx002)
全固态激光器被动锁模是产生超短脉冲的一种有效方法。在基于Nd^(3+)掺杂激光材料被动锁模产生超短脉冲的研究中,无序晶体成为研究的热点。结合相关工作,总结了Nd^(3+)掺杂无序晶体被动锁模激光器的研究现状,展望了Nd^(3+)掺杂无序晶体...
关键词:激光器 Nd^3+掺杂无序晶体 四能级激光运转 准三能级激光运转 被动锁模激光器 
Photoelectron angular distributions of H ionization in low energy regime:Comparison between different potentials
《Chinese Physics B》2016年第9期296-302,共7页宋舒娜 梁昊 彭良友 蒋红兵 
Project supported by the National Natural Science Foundation of China(Grant Nos.11322437 and 11574010);the National Basic Research ProgramChina(Grant No.2013CB922402)
We theoretically investigate the low energy part of the photoelectron spectra in the tunneling ionization regime by numerically solving the time-dependent Schrdinger equation for different atomic potentials at various...
关键词:low energy tunneling ionization Coulomb potential Rydberg states 
Generation of 15 W femtosecond laser pulse from a Kerr-lens mode-locked Yb:YAG thin-disk oscillator被引量:2
《Chinese Physics B》2016年第9期359-363,共5页彭英楠 张金伟 王兆华 朱江峰 李德华 魏志义 
Project supported by the National Basic Research Program of China(Grant No.2013CB922402);the National Major Instrument Program of China(Grant No.2012YQ120047);the National Natural Science Foundation of China(Grant Nos.11434016 and 61210017)
We demonstrated a robust power-scalable Kerr-lens mode-locked(KLM) operation based on a Yb:YAG thin-disk oscillator.15-W,272-fs pulses were realized at a repetition rate of 86.7 MHz with an additional Kerr medium a...
关键词:thin disk Kerr-lens mode-locking high power second harmonic generation 
Two-photon double ionization of helium by chirped few-cycle attosecond pulses:From nonsequential to sequential regime被引量:3
《Chinese Physics B》2016年第7期196-203,共8页童瑶 姜维超 伍攀 彭良友 
Project supported by the National Natural Science Foundation of China(Grant Nos.11322437 and 11574010);the National Basic Research Project of China(Grant No.2013CB922402)
The two-photon double ionization(TPDI) dynamics of helium by chirped attosecond pulses are theoretically studied by solving the two-electron time-dependent Schr o¨dinger equation in its full dimensions. We show tha...
关键词:time-dependent Schr?dinger equation(TDSE) double ionization electron correlation CHIRP 
连续和被动锁模Nd:CGA激光器的实验研究被引量:1
《激光与光电子学进展》2016年第10期188-192,共5页何坤娜 刘家兴 徐晓东 王兆华 李德华 田文龙 徐军 狄聚青 夏长泰 魏志义 
国家973计划(2013CB922402);国家自然科学基金国际联合研究项目(61210017)
采用X型谐振腔,实验研究了二极管抽运Nd:CGA激光器的连续和被动锁模激光特性。当Nd:CGA激光器实现连续运转时,采用不同透过率的输出镜优化激光器的连续输出功率。采用透射率为20%的输出镜时,获得了1.8 W的最高连续输出功率,斜率效率达到...
关键词:激光器 二极管抽运 Nd:CGA激光器 连续激光 被动锁模激光 
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