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- It is confirmed that photoionization is an important factor of flashover in transformer oil under nanosecond pulses. 分析表明:光电离是纳秒脉冲下变压器油中闪络的重要因素。
- A new control circuit for gating the photocathode of the image intensifier is developed, and it generates high amplitude nanosecond pulses. 在此基础上,提出了在象增强器的光阴极进行选通的、能产生大幅度毫微秒脉冲的新颖控制电路。
- Based on electrochemical principle, the mechanism of nanosecond pulses WEMM was investigated, and the mathematical model of WEMM was found. 摘要基于电化学原理,讨论了纳秒脉冲电流微细电解线切割加工的机理,建立了微细电解线切割加工数学模型;
- Based on electrochemical principle,the mechanism of nanosecond pulses WEMM was investigated,and the mathematical model of WEMM was found. 基于电化学原理,讨论了纳秒脉冲电流微细电解线切割加工的机理,建立了微细电解线切割加工数学模型;
- In this paper, the generation of dual-wavelength stable nanosecond pulses by a laser diode pumped Yb-doped double-clad fiber laser is presented. 本文报道了稳定双波长输出的激光二极管泵浦掺镱双包层光纤激光器。
- High peak power semiconductor laser module for producing nanosecond pulse[J]. 引用该论文 CHEN Yan-chao;ZHAO Bai-qin;LI Wei.
- A Study on Selection of Frequency Band width of Base-band Nanosecond Pulse Amplifier. 零中频毫微秒脉冲放大器带宽选择的研究
- A high voltage nanosecond pulse generator for calibrating voltage dividers with fast time response was constructed. 研制了一台高电压毫微秒脉冲发生器,它将用于标定快响应的分压器。
- We got the fingerprint image in the nanosecond pulse when the thickness is 0.1mm, 0.2mm and 0.3mm. 论文中,采用静态法指纹提取方法,记录了在纳秒量级脉冲宽度下,介质层厚度分别为0.;1mm、0
- Experimental and Numerical Study of Air-Breathing Mode Propulsion by Solid Nd:Glass Nanosecond Pulse Laser[J]. 引用该论文 Shi Lei;Zhao Shanghong;Chu Xingchun;Wu Jili;Li Xiaoliang;Li Guojie.
- The nanosecond pulsed laser annealing of GDa-Si:H films has been studied by scanning electron microscope,X-ray diffraction and infrared absorption. 本文报道用电子显微镜观察、X-射线衍射和红外吸收谱等方法研究 a-Si:H 薄膜的毫微秒(ns)脉冲激光退火的结果。
- HE Guang-min, ZHAO WAN-sheng, GUO Yongfeng, et al.Research of the nanosecond pulse power[J].Electromachining & Moul, 1994, (4): 11-13. [3]何广敏;赵万生;郭永丰;等.;纳秒级脉冲电源的研制[J]
- Nickel is electrochemical micromachininged using nanosecond pulse power,millisecond pulse power and direct current power. 利用纳秒级脉冲电源、毫微秒级脉冲电源和直流电源,进行了电解加工试验。
- Parameters of nanosecond pulse ECM are optimized to carry out micro-hole machining, directly-etching and forming microelectrode of EC... 利用优化的加工参数,进行了微小孔加工、微细直写加工以及成形电极微细加工的实验。
- The results show that the runaway breakdown model induced by high-energy fast electrons is promising as accounting for the nanosecond pulse discharge in gases. 结果认为基于高能量快电子的逃逸击穿将是可能解释纳秒脉冲下气体放电现象的依据。
- By nanosecond pulse high voltage, a kind of glow-like discharge in air had been formed when insulating dielectric had been added at the discharge space at lognitudinal direction. 采用纳秒脉冲放电方式,在放电空间加入纵向绝缘介质,形成纳秒脉冲在空间上扩散的空气类辉光放电形式。
- Investigated the effect of the dielectric on the form of the diffused high voltage nanosecond pulse glow discharge with large volume in air and discussed the physical mechanism. 用成像与光谱法分析研究了纵向介质对于形成扩散的大面积纳秒脉冲空气辉光放电的影响与其中的物理机制;
- The stability index of pulse source is defined in this article.Potential advantage of full-solid nanosecond pulse sources for synchronizing is remarked, because of its high stability. 文章首先对脉冲源稳定度指标进行了定义,并指出全固态纳秒脉冲源具有较高的稳定度指标,在相干合成中具有潜在优势。
- The pulse duration and voltage have obviously affected the localization in ECM using nanosecond pulse power.With a rise in pulse duration and voltage,the localization gradually reduced. 结果表明:采用纳秒级脉冲电源能显著提高电解加工的定域性,优化纳秒级脉冲电源脉冲宽度和加工电压可进一步提高加工定域性。