加速电压
- 网络Accelerating Voltage;Acceleration Voltage
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结果表明:不同元素的特征X射线强度最大值所对应的加速电压不同;
The results show the accelerating voltage corresponding to maximum intensity of characteristic X-ray of different elements is different .
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结果表明:加速电压V、Z轴值、探针大小ProbeSize、放大倍数M的设定对图像质量有较大影响。
The conclusion was that different parameters such as accelerating voltage , Z-axis value , probe size and magnification , have strong influence on imaging quality .
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离子束加速电压对真空电弧沉积Ti(C,N)涂层性能的影响
Influence of ion acceleration voltage on properties of Ti ( C , N ) coating obtained by vacuum arc
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当加速电压一定时,表面粗糙对特征X射线强度的影响是造成分析误差的主要原因之一。
When accelerating voltage is maintained , the influence of surface rough degree of specimen on intensity of characteristic X-ray is one of main resons of analysis errors .
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加速电压和样品表面粗糙度对EDS分析精度的影响
The Influence of the Accelerating Voltage and Surface Rough Degree of Specimen on Measuring Precision of EDS
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同时,采用MonteCarlo方法模拟了电子束在前驱膜中的有效穿透深度,为合理选择适当的加速电压提供了参考依据。
The valid penetrating depths of high energy electrons in precursors are simulated by Monte Carlo method , a reference to select a suitable accelerating voltage is provided .
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本文讨论了加速电压和样品表面粗糙度对X射线能谱仪(EDS)分析精度的影响。
The influence of the accelerating voltage and surface rough degree of specimen on measuring precision of en - ergy dispersive X-ray microanalysis ( EDS ) is discussed .
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在阴极射线(CR)激发下,研究了(LaO)3BO3:Tb3+的发光强度与Tb3+浓度、加速电压及电流密度的关系。
Under the excitation of cathode ray , the dependence of Tb 3 + luminescent intensities on the concentration of Tb 3 + , the accelerated voltage and the current density were discussed .
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在此基础上使用SDS-II型曝光机在20kV的加速电压、2μC/cm2的曝光剂量下,对经真空挥发处理过的三羟甲基丙烷三丙烯酸酯(TMPTA)液态低聚物进行了曝光试验,得到了固化结构。
An experiment has been made to cure oligomer Trihydroxy Methyl Propane Tri Acrylate ( TMPTA ) in SDS-II at ( 20 kV ) and 2 _C / cm ~ 2 dose .
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通过对液态低聚物辐射固化条件和SDS-II型曝光机的加速电压、曝光剂量等曝光参数的分析研究,得出SDS-II型曝光机可以用于液态低聚物辐射固化的结论。
Based on the studies of oligomer curing conditions and accelerating voltage , exposure dose of SDS-II electron beam exposure system , a conclusion is achieved that SDS-II is suitable for curing oligomer .
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建立了超高压电镜三维图像重构的方法与系统,首次在2MV加速电压下进行了从获得二维电镜像到三维重构的尝试。
This work is concerned with the reconstruction using an ultrahigh voltage electron microscope ( Ultra HVEM ) that makes electron tomography . Tomographic experiment at an accelerated voltage of 2 MV is reported for the first time .
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研究表明:在加速电压60kV,束流6.5mA,加热时间37s,扫描幅值0.5的电子束钎焊规范下,管板接头质量满足技术规范要求;
The experimental results indicate that tube-to-sheet joints meet the technical standards when welding variables of accelerating voltage 60 kV , beam current 6.5 mA , heating time 37 s and scanning amplitude 0.5 are adopted .
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电子束钎焊的优化工艺参数为:加速电压60kV,束流6.5mA,加热时间37s,钎料质量25mg,聚焦电流654mA,装配间隙0.027mm。
High voltage 60 kV , beam current 6 . 5 mA , heating time 37 . 5 s , mass of the filler metal 25 mg , focusing current 654 mA and the fit-up gap 0 . 027 mm .
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用金属蒸汽真空弧源,以40kV加速电压对纯锆样品分别进行了1016&1017/cm2的钇、镧离子注入,注入温度约为130℃。
Zirconium substrates were implanted with yttrium and lanthanum ions with a fluence ranging from 10 16 / cm2 to 10 17 / cm2 at approx 130 ? ℃, using a metal vapor vacuum arc source at an acceleration voltage of 40 ?
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砷化镓扩散长度的变加速电压束感生电流法测量
Determination of diffusion length of GaAs by electron beam acceleration voltage scanning
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加速电压对两者影响较小;
Accelerate voltage has less effect on these properties .
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但加速电压、束流、焊接速度的增加反而使烧损率降低。
Evaporation loss rate reduces when accelerating voltage , beam current and welding speed increase .
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铁电阴极二极管中,电流密度不仅与二极管加速电压、阴阳极间隙有关,还与发射电子的初始能量有关;
The diode current is depend on the polarization electric field and the accelerated voltage .
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熔深随着加速电压和束流的增大而增大,随着焊接速度增大而减小。
Fusion penetration increases when accelerating voltage , beam current increase and welding speed minishes ;
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文章讨论了在逸出电位测定过程中两种灯丝电流和加速电压的调节方法。
This article discussed that the filament current and accelerate voltage adjust ways to determine electric potential .
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研究了用扫描电镜观察粉末试样时加速电压和束流的选择。
The selection for acceleration of voltage and beam current has been studied in case of observation of powder specimen by SEM .
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在利用磁聚焦法测量电子比荷的实验中,测量误差与示波管的加速电压和聚焦电压存在较大的相关性。
There is dependence between e / m error and accelerating voltage or focus voltage in the measurement of e / m by magnetic focusing method .
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生产中,在确保焊深的前提下,可利用这一结论适当增加加速电压、束流和焊接速度,将镁元素的烧损控制在一个合理的范围内。
Consequently , evaporation loss of Mg element can be controlled in a reasonable range with insured fusion penetration by proper increasing of the three parameters .
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在相同加速电压下,随辐照次数增加,熔坑逐渐减少,表面逐渐平整化。
Under the same accelerating voltage , along with the numbers of pulse increase , the numbers of crater decreased and the surface trended to be smoother .
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示波管中的电子在不同的加速电压作用下,获得不同的速率,具有不同的质量;
Electrons in an oscillotron under different accelerating voltages acquire different speeds , showing different masses and reaching differ - ent deflections in an outer transverse magnetic field .
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本文提出了在高能电子衍射实验中,当加速电压改变时利用菊池图测量电子波长变化值的方法。
The method to test the variations of the wavelength of electrons using Kikuchi maps when the accelerating voltage is changed in the HEED experiment is put forward .
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通过实验确定了最佳参数,其中包括:离化电子电流和电压、加速电压、阻止电势、供气压力等。
The optimum parameters , such as electron current and voltage for ionization , acceleration voltage , retarding voltage , gas inlet pressure , were determined by experiments .
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通过测试宽束离子源束流密度的空间分布,研究了影响离子束均匀性分布的两个主要因素:加速电压和E/B。
Through testing density and spatial distribution of the broad-beam ion source , two main factors-accelerating voltage and E / B affecting uniformity distribution of ion-beam are studied .
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重点突出反映了加速电压与流经弗兰克一赫兹碰撞管的电流之间的夫系,能够有针对性的测量原子的第一激发电位。
It emphasizes the relationship between the accelerating voltage and the current passing through Franck-Hertz collision tube and allows the measurement destined to the first excited potential of atoms .
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这种花样具有两个重要性质:(1)花样的强度分布是随着电子能量(电子的加速电压)而改变;
Moreover , the present patterns have two additional important characteristics . First , the intensity distribution of patterns changes with the electron energy ( the electron accelerating voltage ) .