维普中文期刊产品整合服务
1688篇 您的检索式:作者名="Yu B G"
    题名 作者 年代 出处 被引量
1高功率重频电化学HF激光器(英文)显示文摘研制了高功率、高重频非链式HF激光器,并研究了脉冲模式和重频模式下在SF6的混合气中增加电极边缘电场强度而不使用其它措施即可实现自持体引发放电的可能性,得到了重复频率为20 Hz,脉冲能量为67 J,转换效率为3%的激光输出。BULAEV V D GUSEV V S FIRSOV K N KAZANTSEV S Yu KONONOV I G LYSENKO S L MOROSOV Yu B POZNYSHEV A N 2011中国光学2011,4,1:2
2Spatially adaptive wavelet thresholding with context modeling for image denoising显示文摘Chang S G Yu B Vetterlim M 2000IEEE Transactions on Image Processing2000,9,9:2
3基于XeF(C-A)放大器的混合(固态/气态)超高功率飞秒激光系统(英文)显示文摘提出了基于前端发生器和终端放大器,使用光泵浦XeF(C-A)激活介质的太瓦级混合激光器(THL-100)系统。前端发生器由长532 nm的连续激光泵浦的钛宝石飞秒脉冲振荡器,脉冲展宽机构,532 nm的脉冲激光泵浦的再生多通道放大器,衍射光栅压缩器和二次谐波发生器(KDP)组成。其光束输出参数为:脉冲持续时间50 fs,二次谐波(475 nm)辐射能量5 mJ。前端发生器以10 Hz的单脉冲模式工作。XeF(C-A)放大器由双高压脉冲发生器(线性变压器),爆炸式阴极发射真空二极管,电子束注入系统,充满Xe的气室转换器和激光单元组成。高压发生器包括12个变压器,每个变压器有8个电容(40 nF)和火花隙,电容可以充电至100 kV。真空二极管中的电子束参数为:总电流300 kA,峰值电压550kV,脉冲持续时间约150 ns。穿透金属箔片到达Xe转换器的6个100 cm×12 cm电子束的总能量为67 kJ。激光系统通过泵浦能量的级联处理导致Xe2*的快速形成,并在(172±5)nm连续辐射。真空紫外辐射通过CaF2窗口辐射到含有XeF2蒸汽和氮气缓冲气体的激光单元中,使XeF2光解,形成XeF*准分子。由真空紫外辐射泵浦的放大器激活介质长110 cm,直径为24 cm。文中通过数值模拟给出了输出参数和第一实验结果,根据XeF(C-A)放大器参数模型和增益测量结果,得到的输出能量高达23 J,这意味着50 fs脉冲的峰值功率高达4060 TW。LOSEV V ALEKSEEV S IVANOV N KOVALCHUK B MIKHEEVL MESYATS G PANCHENKO Yu PUCHIKIN A RATAKHIN N YASTREMSKY A 2011光学精密工程2011,19,2:2
4Robust fuzzy control of nonlinear fuzzy impulsive systems with time - varying delay 显示文摘Jiang H B Yu J J Zhou C G 2008IET control theory and applications2008,8,2:1
5Clinical significance and prognostic value of serum Dickkopf-1 concentrations in patients with lung cancer显示文摘SHENG S L HUANG G YU B 2009Clin Chem2009,55,9:1
6In-plane Motion Induced by an SH Pulse at a Frictional Contact Interface显示文摘Wang Y S Yu G L Gai B Z 1998Mechanic Research Communications1998,25,:1
7Properties of fluorinated amorphous diamond like carbon films by PECVD显示文摘YU G Q TAY B K SUN Z 2003Applied Surface Science2003,219,34:1
8Modeling Discontinuous Liquid Flow in a Blast Furnace显示文摘Wang G X Chew S J Yu A B 1997Metallurgical and Materials Transactions1997,28,2:1
9A new model of three-dimensional grain growth:theory and computer simulation of topology-dependency of individual grain growth rate显示文摘Liu G Q Yu H B Song X Y 2001Materials & Design2001,22,:1
10Formation condi- tions and regularities of the distribution of large and superlarge baux- ite deposits显示文摘Bogatyrev B A Zhukov V V Tsekhovsky Yu G 2009Lithology and Mineral Resources2009,44,2:1
11Spatially adaptive waveletthresholding with context modeling for image de-noising显示文摘CIIANG G YU B VETFERH M 2000IEEE Trans on Image Processing2000,9,9:1
12Differential-type GMI magnetic sensor based on longitudinal excitation 显示文摘Yu G L Bu X Z Yang B 2011IEEE Sensors J2011,11,10:1
13The effect of calcination temperature on the surface microstructure and photocatalytic activity of TiO2 thin films prepared by liquid phase deposition显示文摘YU J G YU H G CHENG B 0,,50:1
14Development of a wireless stress/strain measurement system integrated with pressure-sensitive nickel powder-filled cement-based sensors显示文摘HAN B G YU Y HAN B Z 2008Sensors and Actuators A: Physical2008,147,2:1
15High-accuracy TDOAbasedlocalization without time synchronization显示文摘XU B SUN G D YU R 2013IEEETransactions on Parallel and Distributed Systems2013,24,8:1
16A homochiral nanotubular crystalline framework of metallomacrocycles for enantioselective recognition and separation 显示文摘Li G Yu W B Cui Y 2008J Am Chem Soc2008,130,:1
17The Effect of Calcination Temperature on the Surface Microstructure and Photocatalytic Activity of TiO2 Thin Films Prepared by Liquid Phase Deposition显示文摘Yu J G Yu H G Cheng B 2003The Journal of Physical Chemistry B2003,107,13:1
18Production of Prnp(/) goats by gene targeting in adult fibroblasts显示文摘Zhu C Li B Yu G 2009Transgenic Res2009,18,2:1
19Ordered uniform porous carbon by carbonization of sugars显示文摘Yu J S Yoon S B Chai G S 2001Carbon2001,39,9:1
20A homochiral nanotubular crystalline framework of metallomacrocycles for enantioseleclive recognition and separation显示文摘Li G Yu W B Cui Y 2008Journal of the American Chemical Society2008,130,14:1
返回顶部 每页显示:
共85页 首页 上一页 第1页 下一页 末页 /85 跳转

网站首页 | 关于我们 | 联系我们 | 产品服务 | 客服中心 | 广告服务 | 版权声明 | 网站联盟 | 友情链接 | 售卡网点

版权所有© 渝B2-20050021-1 渝公网安备 50019002500403号 违法和不良信息举报中心

互联网出版许可证 新出网证(渝)字10号 全国400电话 - 免长途话费