Selection of laser pulse shape pulse duration flux density are discussed in pulsed laser microwelding and the experimental results are given.
讨论了脉冲激光微型焊接中,对于激光的脉冲形状、光脉冲宽度、光通量密度等的选择,并给出了实验结果。
Requirements on the shape, duration, distribution in pulse shape and spectral compositions of ultrashort laser pulses in the development of picosecond image tube cameras are briefly described.
概述了研制微微秒变象管相机对超短激光脉冲的形状、持续时间、脉冲形状内的能量分布、光谱成份等的要求。
LLCD is a short-duration experiment and theprecursor to NASA's long-duration demonstration, the Laser Communications RelayDemonstration (LCRD).
LLCD是一个短期的实验,它是NASA长期的演示-激光通信中继演示(LCRD 项目)- 的初期形式。
Effects of pulsed laser parameters such as laser wavelength, beam spot size, pulse energy and pulse duration on threshold energy in laser simulating Single Event Effect testing are analyzed.
分析了在激光模拟单粒子效应试验中激光波长、束斑大小、脉冲能量、脉冲宽度等脉冲激光参数对阈值能量的影响。
Water confinement regime can enhance the amplitude and duration of plasma pressures, and was widely applied in laser peening.
水约束层可以提高等离子体的压力和脉宽,已经成功应用于激光喷丸工程化加工。
The close correlations between laser energy density, pulse duration, interaction time and junction depth, dopant distribution as well as junction resistance are mainly emphasized in this paper.
着重强调了激光能量密度、脉冲宽度、作用时间等工艺参数与结深、杂质分布以及结电阻之间的密切关联。
The effect of pulse duration and laser beam dimension on the pressure signal is discussed.
讨论了激光脉冲持续时间,激光束宽度对压力信号的影响。
By assuming a Gaussian temporal shape of laser pulse, some numerical results of the threshold dependence on pulse duration are presented.
通过假设激光脉冲为高斯型,数值计算得到了激光脉冲宽度与激光辐射损伤间的依赖关系。
The solution of the nonlinear wave equation describing propagation of a femtosecond laser pulse with duration of several optical oscillation periods in a nonlinear fiber is presented.
给出了描述具有几个光振荡周期的飞秒激光脉冲在非线性光纤中传输方程的解。
The heat conduction equations were developed for the pulsed laser beams and pulsed ion beams with the various pulse duration and energy density.
在脉冲激光束和脉冲离子束辐照条件下,针对不同脉冲作用时间和能量密度建立传热模型。
Due to ultrashort laser pulse possesses ultrashort duration and superhigh peak power, it is widely applied to physics, chemistry, biology, and other fields.
超短脉冲激光具有超短的时间间隔和超强的峰值功率,它在物理、化学、生物等学科领域具有广阔的应用前景。
The duration of bound-entangled state (non-distillable) is controlled by the resonant control laser and the detuning of the atomic frequency inside the gap with respect to the band-edge.
束缚纠缠态(不能提纯的纠缠态)在系统中的持续时间由驱动场的拉比频率以及原子能级和光子晶体禁带带边的相对位置决定。
The characteristics of the dye laser, such as bandwidth, output power, efficiency, pulse duration, tuning range, spectral purity and frequency stability etc, are measured in details.
详细测量了染料激光的性能,如线宽、功率、效率、脉宽、调谐范围、光谱纯度和光束质量等。
Furthermore, it can be predicted that the continuous or quasi-continuous laser pulse will be obtained under the proper excited pulse duration.
并进一步表明如果选择合适的激发周期,有望实现连续或准连续激光输出。
A new method for ultrafast imaging in a single shot is reported. The time resolution of the image depends on the duration of laser pulse.
本文报道了一种单次超快成像的新方法,该方法的时间分辨率仅由投影光的脉宽决定。
The ethanol media is pumped by a 5321(?) single laser pulse of 200 ps duration. The backward Stokes pulse of 14 ps duration and the forward Stokes pulse of 26 ps duration are obtained simultaneously.
用波长为5321埃、宽度为200微微秒光脉冲泵浦乙醇介质,同时获得了宽度为14微微秒的后向斯托克斯光脉冲和宽度为26微微秒的前向斯托克斯光脉冲。
By solving the equation numerically, the nonlinear propagation of femtosecond laser pulse with duration of several optical oscillation periods in single-model optical fiber has been simulated.
对方程作了数值解,模拟了具有几个光振荡周期的飞秒脉冲在单模光纤中的非线性传输。
By solving the equation numerically, the nonlinear propagation of femtosecond laser pulse with duration of several optical oscillation periods in single-model optical fiber has been simulated.
对方程作了数值解,模拟了具有几个光振荡周期的飞秒脉冲在单模光纤中的非线性传输。
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