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- If the pulse width and frequence change in line, the average output power can also reach 500w in the whole pulse width range, the max single pulse energy is 56 J; 试验得到激光器参数脉冲宽度和频率协调改变,可使激光器在整个脉宽范围内都能稳定500w输出; 最大单脉冲能量56J;
- single pulse energy 单脉冲能
- When LD pumped with single pulse,a Q-switch laser pulse with 0.48 mJ energy and 34 ns pulse duration was obtained. 当LD单次脉冲抽运时;在34mJ的抽运能量下;获得能量为0.;48mJ、脉宽34ns的调Q脉冲。
- A single pulse in a group of pulses. 一组脉冲中的一个单脉冲。
- Abstract :This article introduces the way that modulator circuit of the single pulse radar was realized by IGBT. 摘要:介绍了用IGBT实现单脉冲雷达调制器电路的方法;
- We also deduced the peak power, laser pulse energy and pulse width for the Q switch laser, and optimized the Q switch theory. 还推导了调Q输出时的峰值功率、脉冲能量和脉宽等,并对调Q理论作了最佳化分析。
- The results are important for in tra cavity dispersion management for improving the pulse quality and minimizing the pulse energy drain. 此结果对于设计腔内色散,以改善脉冲光束质量,减少脉冲能量损失,获取最短光脉冲具有重要意义。
- In the paper, FWHM(half maximum and half width) method is used to determine the single pulse position. 但是,扫描相机扫描速度的不均匀性(或称非线性)是一个普遍存在的问题,它直接影响到扫描时间的测量。
- When the pulse encounters an open, short, or poor connection, all or part of the pulse energy is reflected back to the tester. 当脉冲遇到开路;短路或不良连结;所有或部份的脉冲能量被反射回到测试仪.
- Compared with the performance of normalized single pulse signal and linear frequency modulation signal (LFM), a new method is presented. 摘要从归一化的单脉冲信号和LFM信号性能比较分析入手,提出了一种新的分析方法。
- The fundamenwh of single pulse gslvanostatic polarization technique for corrosion ratemeasurement of medal are described. 描述了单脉冲但电流极化技术测量金属腐蚀速率的基本原理。
- Decreasing initial transmission of the saturable absorber can cause pulse energy increase, pulse duration decrease and the threshold pump power increase respectively. 减小饱和吸收体的初始透过率能有效提高脉冲能量,并压缩脉宽,但是会增加阈值泵浦功率;
- Electronic Starter use by Single pulse wave, which can reduce thermal electron number and to delay Black light and maturing for extend tube life. 起动器采单一脉波点灯,单脉波可减少热电子激发次数,进而延缓黑化、老化现象,延长灯管寿命。
- With the aid of new factor fp,we calcula te the effects of pre-pumping mechanism which can also be used to improve the l aser efficiency and pulse energy. 结果表明,采用增益预泵浦,可提高被动调Q激光器脉冲输出能量和工作效率。
- The plasma temperature is estimated by the recombination edge method and found that the temperature is increased with the increasing of the laser pulse energy. 利用复合辐射吸收边测量了作用过程中毛细管等离子体温度,表明随着激光能量增加电子温度升高。
- Based on the DBF,PD and single pulse technologies, the parameters of multiple targts can be measured by combination of space, time and frequency domains. 该方法借助数字波束形成(DBF)、脉冲多普勒(PD)和单脉冲技术在空域、时域、频域内完成目标测量。
- Signal processing model is established, which is based on single pulse angle tracking system, mainly including AGC, Doppler signal detecting and angle tracking. 信号处理模型则根据单脉冲体制角度跟踪系统的处理模式建立,包括自动增益控制、多普勒信号检测和角跟踪处理等;
- How to get the rules of phase-shifting from the coherent integration of single pulse is first introduced, on the basis of which an approach to restoring PSK sequence is derived. 为了提高算法的性能,采用多重相关积累对算法进行了改进。