The principles of pulse-front distortion's production and its possible sources in a large-aperture short-pulse laser system are described.
阐述了短脉冲激光装置中脉冲前沿畸变效应的产生机理和可能的畸变源。
It's a complex 192-beam system that last year generated a pulse with a megajoule of energy in a few billionths of a second, making it the most powerful laser ever built.
这是一个复杂的系统,可以同时发出192束激光,去年,在十亿分之几秒的时间内,产生了能量达到100万焦耳的激光脉冲,使之成为有史以来能量最强的激光器。
Nowadays, the optical pulse used in the OTDM system is often generated by the gain-switched distributed-feedback (GS-DFB) semiconductor laser, which has a large pulse width and negative chirp.
目前常采用GS-DFB半导体激光器作为OTDM系统的光脉冲源,这种脉冲源产生的光脉冲一般较宽。
The laser pulse modulation system consists of cavity dumper driver, matching net and acoustooptic energy convertor.
超短脉冲激光调制系统包括腔倒空驱动器、匹配网络和声光换能器。
Furthermore, the synchronous amplification and tuning of the dye laser pulse have been achieved with a dye amplifier-dispersion system, and reached almost Fourier-transform limit.
在实验上又通过一个放大-色散系统实现对此染料激光脉冲的同步放大和调谐,并达到傅里叶变换极限。
The results show: pulse power density from CO2 laser reaches air breakdown threshold through thrice reflecting focus system, and plasma radiation phenomena is observed in the experiment.
结果表明,脉冲co 2激光功率密度经三次反射激光聚焦系统达到空气击穿阈值,实验中观察到等离子体发光现象。
This paper presents the laser pulse energy measuring and controlling system using single chip computer in laser machining.
本文介绍了在激光加工中,采用单片机构成激光脉冲能量的测量与控制系统。
The academic design of this pulse coding laser and its experimental system were finished.
完成了这种脉宽编码激光器及其实验系统的理论设计。
The strong electromagnetic interference generated in high power TEA CO2 laser system mainly comes from the main discharge circuit, pulse spark switch and power supply.
大功率TEACO2激光器系统产生的强电磁干扰主要来源于激光器主放电回路、脉冲火花开关和电源。
The rate equation of tunable pulse ti: sapphire laser is given using the theoretical model of four-level system.
以四能级系统为理论模型对脉冲可调谐掺钛蓝宝石激光系统建立了速率方程。
The long pulse electron beam system reported here was constructed for transverse pumping and e-beam sustained discharge large energy gas laser.
本文介绍的长脉冲大面积强流电子束系统是为横向泵浦和控制放电泵浦大能量气体激光而设计和研制的。
The laser pulse modulation system has been used in a picosecond time-correlated single photon counting spectrometer with perfect effect.
该激光脉冲调制系统已经应用在皮秒时间相关单光子计数光谱仪系统中,取得了比较理想的效果。
A pulse laser simulator used for testing the performances of laser range finder system is introduced in the paper.
介绍了一种用于测试激光测距机系统性能的脉冲激光模拟器。
The upper limit of the spatial resolution of the system is determined by the width of the input laser pulse.
入射激光脉冲的宽度决定了系统空间分辨率的上限。
In the control system for skin pass mill elongation, the measuring devices in common use are pulse generator and laser velocimeter, of which the control accuracy of the laser velocimeter is higher.
在平整机延伸率控制系统中,常用的测量装置是脉冲发生器和激光测速仪。
Experimental results indicate that this test system can capture the characteristics of thrust loading and it is valuable for investigating laser thrusters and pulse detonation engines.
实验结果表明,该系统可以捕获激光推力器脉冲推力加载特征。
During the developing, producing, operating, and maintaining of the pulse laser range finding system, range finding is usually taken as a method checking the performance of laser range finder.
在脉冲激光测距系统研制、生产、使用和维护中,通常采用实际测距的方法对测距机的性能进行检验。
The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
激光雷达系统的作用距离由下列因素决定:脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
The interaction between a weak probe laser pulse and a two-level system strongly driven by a near-resonant laser pulse is studied by dressed model.
我们用缀饰模型研究强近共振激光脉冲驱动下二能级系统与弱试探脉冲的相互作用。
Based on the Gaussian pulse component analysis, a new deviation of laser pulse system in time-domain is defined, and its validity is further verified experimentally.
从理论上定义了基于高斯脉冲成分分析的激光脉冲时域响应的偏离度参数,并且通过实验验证了该定义的有效性。
Preamplifier is one of the key factors which affect APD detection system of laser pulse. The signal-to-noise ratio(SNR) of preamplifier determines the SNR of whole detection system.
前置放大器是影响APD激光脉冲探测系统好坏的关键因素,前置放大器的信噪比决定了整个探测系统的信噪比优劣。
The special device realizing the ultrathin plank stuff pulse laser micro-riveting method consists of a laser generator system, a frock clamper system and a working platform system.
实现超薄板材脉冲激光微铆接方法的专用装置,由激光发生器系统、工装夹具系统、工作台系统构成。
The performances of pulse discharge and power system of the TEA CO2 laser are crucial to these requirements.
脉冲放电特性及电源系统对激光器的这些性能有非常重要的影响。
Abstract: in order to accurately measure the pulse equivalent and return difference of stepping motor, a laser micro-displacement measurement system is proposed based on thin film interference.
摘要:为了精确测量步进电机的脉冲当量和回程差,提出了一种基于薄膜干涉原理的激光微位移测量系统。
This energy meter has been used in detective system of Raman free-electron laser. We successfully measured the typical parameters of the output millimeter wave laser pulse.
将该能量计应用于拉曼自由电子激光器检测系统,成功地测定了输出毫米波激光脉冲的典型参数。
These results establish the base of amplifying the pulse laser in the desk system and further in the excimer laser amplifier pumped by the electron beams.
这些结果为超短脉冲在桌面系统上放大以及进一步采用电子束泵浦的准分子激光器放大奠定了一定的基础。
The present invention relates to the field of optical technology and the gas delay system is for femto second laser pulse.
本发明属于光学技术领域,是一种用于飞秒激光脉冲,精确读取时间延迟量和消除群速度色散功能的气体延迟系统。
The invention is simple and easy in operation, and vastly improves the output beam stability of the pulse tuning Q laser on the basis of satisfying the demand of the system on laser at any time.
本发明简单易行,在随时满足系统对激光需求的基础上,大幅度地提高了脉冲调q激光器的输出光束稳定性。
A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.
为精确测试半导体激光器(LD)的光功率-电流-电压(LIV)特性,提出一种基于脉冲注入调制的方法,并据此研制新型的LD脉冲测试系统。
The strong electromagnetic interference generated in the operation of the high-power TEA CO2 laser system mainly comes from the main discharge loop, pulse spark switch and power supply module.
大功率TEACO2激光系统工作时产生的强电磁干扰主要来源于激光主放电回路、脉冲火花开关和电源。
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