In the paper,the scheme and process of micro-earthquake data acquisition test are described,a few micro-earthquake waveforms are analyzed and compared,and the propagation characteristics of the shock wave in road base are also investigated.
阐述微震数据采集试验的方案及过程,对几种微地震波形进行分析对比,研究冲击震动波在路面基层中的传播特性。
Experimental laboratory studies on the equation of state(EOS)based on laser driven shock waves has become a major way to obtain EOS data for materials above TPa pressures.
利用激光驱动冲击波进行材料状态方程实验研究已逐渐成为实验室获得材料TPa以上高压状态方程数据的重要途径。
Numerical simulation of 3-D nondestructive marking based on laser shock wave;
基于激光冲击波三维无损打标的数值模拟
A new mode of the tip of the crack was put forth by the theory of fracture dynamics,and then the dynamic stress intensity factor of the crack under the laser shock wave was also obtained.
研究了含有裂纹的金属板料在激光冲击波载荷作用下裂纹尖端应力强度因子和裂纹扩展速度的变化,利用断裂力学理论,对激光冲击加载下裂尖参数计算模型进行优化,采用应力强度因子叠加法,将外加载荷引起的应力强度因子和激光冲击后残留的残余压应力引起的应力强度因子叠加,推导出下裂纹尖端应力场强度因子表达式,由此可精确计算出金属板料的裂纹萌生寿命和裂纹扩展速度,实验验证了航空钛合金Ti6Al4V激光冲击后残余应力对裂纹扩展速度的影响,从而建立了激光冲击作用对板料裂纹扩展的影响的理论模型。
The theoretical minimum movement velocity for the sheet to be punched by laser shock waves was deduced.
为了验证激光冲击波冲孔工艺的可行性,采用Nd玻璃高功率脉冲激光器在0。
Laser Shot Wave Bending Technology and It’s Application
激光冲击波的喷丸弯曲成形技术与应用
Studies on Shock Mechanisms of Propagation and Attenuation in Laser Propulsion;
激光推进中冲击波传播与衰减机理研究
Studies on Testing Methods and Properties of the Laser Plasma Shock Wave;
激光等离子体冲击波的测试和特性研究
Generation of Shockwave for Equation of State Measurements Using Long-pulsed KrF Laser;
利用长脉冲KrF激光产生用于状态方程测量的冲击波
Numerical and Experimental Study of Thermal Shock Effect on Germanium Lens Induced by Out-of-band Pulsed-laser
波段外脉冲激光对锗透镜热冲击效应的数值与实验研究
The Investigation of Laser-Induced Plasma Shock Wave in Different Media;
不同介质中激光等离子体冲击波波前参量特性研究
Investigation on Chopping Descend Edge of KrF Laser Pulse Using Optical Breakdown;
用光学击穿的方法对KrF激光脉冲后沿削波的研究
The changes of peak pressure depending on the laser power density were studied.
讨论了激光功率密度的变化对冲击波峰值的影响。
Studies on Influence of Laser Focus and Environment Parameters on Mechanical Effect of Laser Plasma Shock Wave;
聚焦和环境参数对激光等离子体冲击波力学效应影响的研究
Studies on Characteristic of Laser-induced Plasma Shock Wave Evolution and Cavitation Bubble Dynamics;
激光等离子体冲击波传输及空泡动力学特性研究
The Interaction Study of Laser-Induced Plasma Shock Wave and Adhered Particles on Surface;
激光等离子体冲击波与表面吸附颗粒的作用研究
Treatment of complicated ureteral calculi with holmium:YAG laser lithotripsy via ureteroscope and ESWL
输尿管镜钬激光结合体外冲击波碎石治疗复杂性输尿管结石
Ion acceleration by shock wave induced by laser plasma interaction
强激光与稠密等离子体作用引起的冲击波加速离子的研究
Transureteroscope holmium laser lithotripsy for ureteral calculi after falled ESWL
输尿管镜钬激光碎石术治疗体外冲击波碎石术失败后输尿管结石
Research on the method of creation of shocked trace during laser shock
激光冲击成形中冲击轨迹生成方法的研究
Thermal Shock Effect on Optical Film Damage Induced by High Power Laser;
Z_rO_2光学薄膜的激光热冲击效应
PROPAGATION OF WAVES EXCITED BY LASER LINE PULSE IN A TWO-LAYERED CYLINDER
线状脉冲激光激发双层圆柱的波传播
Experimental Study of Laser Melting and Laser Shock on Magnesium Alloys;
激光熔凝和激光冲击处理镁合金的实验研究