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[期刊论文] 作者：JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2019
Achieving ignition of ICF (inertial confinement fusion) has been the great dream that scientists all over the world pursue. As a grand challenge, this aim requires energetic and high quality lasers. High power laser facilities, for this pur......
[期刊论文] 作者：ZhiyuanRen,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2014
The flow field of thermal recovery system in the rod amplifier has significant influence on the laser beam quality. The flow field of the thermal recovery system depends on the inlet and outlet angles of water. Based on the flow field distr......
[期刊论文] 作者：QihongLou，JunZhou，JianqiangZhu,
来源：黑龙江科技学院学报 年份：2003
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：JiaXu,JianqiangZhu,FangLiu,
来源：ChineseOpticsLetters 年份：2012
The model of a beam propagating in a high power laser system is built based on relay imaging. The displacement sensitivity of the lens to beam positioning error is obtained using this model, which is then compared with the traditional metho......
[期刊论文] 作者：JieKe,JunyongZhang,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2015
We propose a type of diffractive optical element, a modified Fibonacci photon sieve (MFiPS), designed by using the Fibonacci sequence with two different initial seed elements. Focusing properties of MFiPS show that it not only has less seco......
[期刊论文] 作者：ZhaoyangJiao,MingyingSun,DongfengZhao,JianqiangZhu,
来源：高功率激光及等离子体物理研究论文集(专题) 年份：2016
The high fluence performance of high-power laser systems is set by optical damage, especially in the final optics assembly (FOA). The flaws on the frequency converter surface can cause optical intensity intensification and, therefore, damag......
Optimization of compensation for high spatial frequency in distorted wavefront using optical phase c
[期刊论文] 作者：PanZhang,DeanLiu,AihuaYang,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2019
A method is proposed to optimize the recording structure of the photorefractive volume grating to compensate high spatial frequency in the distorted wavefront by optical phase conjugation. Based on the coupled-wave equation, the diffraction......
Spatio-temporal evolution of the optical field on a hohlraum wall at the rising edge of a flat-toppe
[期刊论文] 作者：ZhaoyangJiao,YanliZhang,JunyongZhang,JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2013
Considering the time delay in different hohlraum wall positions caused by oblique incidence, the spatio-temporal optical field distribution characteristics of a hohlraum wall, especially during the rising edge of a flat-topped pulse, is sim......
[期刊论文] 作者：ZhiyuanRen,JianqiangZhu,ZhigangLiu,HongbiaoHuang,
来源：ChineseOpticsLetters 年份：2012
The forced convective heat transfer coefficients during the period of thermal recovery for laser slab on the multi-segment amplifies of SG II is analyzed. We simulate the parameters including coolant gas and the geometry of amplifier with c......
[期刊论文] 作者：ZhaoyangJiao,YanliZhang,JunyongZhang,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2014
Temporal and spatial optical field distributions of a stepped pulse on the hohlraum wall are numerically analyzed using fast-Fourier-transform method combined with chromatographic theory. Changes in the rising edge of the stepped pulse caus......
An online diagnosis technique for simultaneous measurement of the fundamental, second and third harm
[期刊论文] 作者：XueDong,XingchenPan,ChengLiu,JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2019
A three-wavelength coherent-modulation-imaging (CMI) technique is proposed to simultaneously measure the fundamental, second and third harmonics of a laser driver in one snapshot. Laser beams at three wavelengths (1053 nm, 526.5 nm and 351 ......
A moisture-resistant antireflective coating by sol-gel process for neodymium-doped phosphate laser g
[期刊论文] 作者：RuijunLiu,RuoyuZhan,YongxingTang,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2006
Using methyl triethoxysilicane as precursor, a moisture-resistant coating for neodymium-doped laser glass was developed by the sol-gel process. Colloidal silica was added in coating solution as modifier. The refractive index of this coating......
[期刊论文] 作者：ZhiyuanRen,JianqiangZhu,ZhigangLiu,XiaoweiYang,
来源：HighPowerLaserScienceandEngineering 年份：2018
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 of contaminant particle......
[期刊论文] 作者：PeiyingZeng,BaoqiangZhu,De’anLiu,JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2014
Beam alignment depends on CCD real-time image analysis and processing. In order to improve the quality of the alignment, multiple filters are used in far-field and near-field image processings. These multiple filters are constituted of an a......
[期刊论文] 作者：HaiyanWang,ChengLiu,XingchenPan,JunCheng,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2014
A modified extended-ptychographical-iterative-engine (ePIE) algorithm is proposed to overcome the disadvantages of ePIE technique and reduce the influence of stage hysteresis or backlash error. The exit wave of a rotatable "screen" illumina......
[期刊论文] 作者：XIAOPINGOUYANG,YONGCUI,JIANZHU,BAOQIANGZHU,JIANQIANGZHU,
来源：高功率激光及等离子体物理研究论文集(专题) 年份：2016
Temporal characterization is important to diagnose and measure a petawatt (PW) class laser. We obtained the V curve of the pulse width versus the grating position using pulse width measurement with a mirror image configuration. The temporal......
[期刊论文] 作者：AihuaYang,ZhanLi,DeanLiu,JieMiao,JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2018
A direct prejudgement strategy that takes the diffraction ring as the analysis target is put forward to predict hot images induced by defects of tens of microns in the main amplifier section of high power laser systems. Analysis of hot-imag......
[期刊论文] 作者：TaoFeng,ZhaoyangJiao,QiongZhou,MingyingSun,JianqiangZhu,
来源：ChineseOpticsLetters 年份：2014
A mathematical model of the mirror misalignment of a four-equal-sided nonplanar ring cavity is established in this letter. The variations in the optical axis are discussed through an augmented 6 \times 6 ray matrix formulation. Numerical an......
[期刊论文] 作者：BingyanWang,JunyongZhang,YanliZhang,Liwang,JianqiangZhu,
来源：高功率激光及等离子体物理研究论文集(专题) 年份：2016
Amplified spontaneous emission (ASE) causes the decrease of the inverted population density and the nonuniformity of gain in slab amplifier for high power laser systems. In this paper, a three dimension model, based on the data in SG-II, in......
[期刊论文] 作者：YaoZhao,ZhengmingSheng,SumingWeng,ShengzheJi,JianqiangZhu,
来源：HighPowerLaserScienceandEngineering 年份：2019
Absolute instability modes due to secondary scattering of stimulated Raman scattering (SRS) in a large nonuniform plasma are studied theoretically and numerically. The backscattered light of convective SRS can be considered as a pump light ......
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