• A laser pulse can modify the electron s state so that it has the density distribution shown in green.

    一束激光脉冲可以改变电子的状态,使得其有了图中绿色显示的密度分布。

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  • We take advantage of electron distribution function to discuss the production and distribution of hot electrons, taking account of Gaussian laser pulse.

    本文是在考虑了呈高斯分布的激光脉冲的基础上,从电子分布函数着手研究了高能电子的产生和分布情况。

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  • The electron heat transport is studied by analysis of observed cold pulse propagation during gas modulation in HL-2A ohmic discharge.

    利用调制送气过程中观察到的冷脉冲传播,研究了在HL-2A装置欧姆放电条件下的电子热输运。

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  • Steering exposure time of a camera through control electron shutter with laser echo pulse is an effective method for inhibiting background noise.

    用激光回波脉冲控制电子快门来操纵摄像机的曝光时间,是抑制背景噪声的一种有效方法。

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  • The growing ion acoustic wave instability caused by the slow electron drift is studied by both CW and pulse modulated wave methods.

    用连续波和调制脉冲波两种方法研究了由慢电子漂移引起的增长离子声波不稳定性。

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  • 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。

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  • The main construction and key technique of long pulse length hollow cathode plasma electron gun are presented.

    给出长脉冲空心阴极等离子体电子枪结构与关键技术。

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  • The high-voltage plateau curve, pulse amplitude distribution and efficiency curve were measured with electron and positron beams.

    本文介绍用电子和正电子束流测试单通道电子倍增器的高压坪曲线、脉冲幅度分布和效率曲线;

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  • Thee-beam peak current is 7A measured behind a 6mm diameter e-beam window. The pulse duration (FWHM) is 6-8ns and the maximum electron energy is about 107keV.

    在直径为6毫米的电子枪窗口后测得电子束峰值电流为7安,脉冲的半峰宽为6~8毫微秒,最大电子能量约为107千电子伏特。

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  • These photoelectrons are multiplied by secondary electron emission through the dynodes and then collected by the anode as an output pulse.

    这些光电子通过倍增器电极时由于次级电子发射而倍增,然后被阳极收集成为一个输出脉冲。

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  • Pulse power with fast rise time technology was applied in many fields such as nuclear physics, electron beam, accelerator, laser, HPM etc.

    高功率快脉冲技术在核物理技术、电子束、加速器、激光、HPM现代科学技术领域都有广泛的应用。

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  • The radiation produced by the electron under a linearly polarized laser has a higher amplitude than under a circularly polarized laser pulse with the same intensity.

    电子在线偏振激光中产生的辐射效率,比在同样强度下圆偏振激光中产生的效率更高;

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  • The stationary pulse solutions for a free electron laser are obtained by using the classical theory.

    本文用自由电子激光器经典理论的数值解法,给出一组稳定脉冲解。

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  • Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.

    采用高频脉冲微束等离子弧做为电子管阴极和光刻栅极装配钎焊工艺的热源,提高了钎缝质量和产品的可靠性。

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  • The methods are simple and reliable. These calorimeters have been used for our intense current pulse electron beam accelerators. The results are satisfactory.

    本方法简单、方便、可靠,在强流脉冲电子束加速器上进行了测量,得到满意的结果。

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  • The results show that the MTGM method is an effective way of emittance measurement for intense pulse electron beam.

    实验结果表明,修正三梯度方法是强流脉冲电子束发射度测量的一种有效的手段。

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  • 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。

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  • An online beam spot diagnostic system for high current, short pulse electron beam based on Cerenkov radiation is introduced.

    介绍了一套基于切伦科夫辐射的用于强流短脉冲电子束束斑实时测量的装置。

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  • Under the different laser parameters, the electron energy gain depends on the laser intensity, focal spot size and pulse width.

    不同激光参鼍条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。

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  • The high speed microscope photography has been used to study on the back-ejecta of tantalum target in DRAGON ONE impacted by high intensity current pulse electron beam.

    用高速显微摄影技术对强流脉冲电子束轰击钽金属靶的过程进行了研究,获得了“神龙一号”加速器上靶材回喷过程的实验图像。

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  • The EDM(electron discharge machining) dressing pulse power was developed based on the requirement of EDM dressing.

    根据电火花修整的需要,研制了电火花修整脉冲电源。

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  • The pulse discharge took placed as an electron avalanche along the electric channels formed on the surface.

    表面脉冲放电以电子崩过程发生,并在聚乙烯膜表面形成导电通道。

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  • It's a good support of multi-pulse electron acceleration, though the universality of the conclusion needs further verification.

    虽然其普适性还有待进一步验证,但无疑是对多激光电子加速优越性的一个有力的支持。

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  • The structural change of PAN based carbon fibre by an electric current pulse was studied by means of X-ray diffraction(XRD) and transmission electron microscopy(TEM).

    用X射线衍射(XRD)、透射电子显微镜(TEM)等技术研究了PAN基碳纤维在单电流脉冲作用下的结构变化。

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  • A fast modulator for pulse electron gun is briefly described.

    本文简要描述了供脉冲电子枪用的快速调制器。

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  • The influence of laser pulse energy on the electron temperature and the temporal evolution of electron temperature were studied.

    研究了激光脉冲能量对等离子体电子温度的影响和等离子体电子温度的时间演化特性。

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  • For a sufficiently short and intense laser, there is strong acceleration of the electron inside the laser pulse, and the corresponding wake field acceleration becomes much weaker.

    对于更短的强激光脉冲,脉冲内电子的有质动力加速占据主导地位,加速电子能够有很高的能量,而此时尾波场加速则变得很弱。

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  • And it can produce high output power in pulse and continuum wave. It can be used in plasma heating, accelerator, radar, communication, electron rivalry, microwave weapon and so on.

    对于等离子体加热、先进加速器、雷达、通讯及电子对抗、微波武器等领域有很大应用价值,受到了世界各国的高度重视。

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  • According to the result of the measurement, the effects on beam pulse and gun design of the electron transit time between electrodes are discussed shortly.

    根据束流测试结果,文章简略讨论了电子极间渡越时间对束流及枪设计的影响。

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  • In this paper, the problem of surge radiation and ionization of bound electron in the interaction of ultra-short laser pulse and partial ionized plasma was studied for the first time.

    第一次讨论了超强超短激光与部分离化等离子体相互作用中,束缚电子的振荡辐射和电离问题。

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