The optimum parameters, such as electron current and voltage for ionization, acceleration voltage, retarding voltage, gas inlet pressure, were determined by experiments.
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 transient discharge voltage and current of the two pre ionization sources were measured also.
对两种预电离源的放电电压和电流进行测量,得到瞬态信息。
The working principle and structure of a surface ionization ion source with high current is described systematically.
本文系统地描述了强流表面电离离子源的工作原理和结构。
If the vacuum near the cathode is too poor, it will generate spark, gas ionization and ion bombardment on cathode, which can result in a fast attenuation of the emission current.
如果碳纳米管阴极附近的真空度太低,将产生打火、气体电离、离子回轰阴极等问题,将导致阴极发射电流的迅速衰减。
A kind of field ionization gas sensor was designed and fabricated, the corresponding test equipment for current and voltage measurement was established.
设计并研制出基于一维纳米材料的场致电离传感器,建立了相应的电流或电压测试平台。
This system consists of high pressure ionization chamber detector filled with Xe gas, 8051 single chip control unit and low current measuring amplifier.
该监测系统采用高气压氙气电离室作为探测器,以8051单片计算机作为控制主机,电路上采用弱电流测量方法。
The remainder molecules in the vacuum tube will be ionized by X-ray irradiation, the ionization current can be detected at a constant DC voltage.
利用X射线对气体分子的电离作用,在一定电压下用一束X射线照射真空灭弧室,使灭弧室内产生电离电流。
The results show that the alarm time depends strongly on both the gas concentration and the emission current of the ionization gauge.
实验数据还表明,快速报警响应时间与气体分子浓度和真空计规管灯丝的发射电流密切相关。
The stability of the welding arc depends mainly on the voltage and the gas ionization when current zero-crossing as well as the electron emission ability of the electrode.
其电弧稳定与否,主要取决于电流过零瞬间的电弧空间电离度、 电极发射电子能力及再引燃电压的上升速度。
Beyond the upper limit of the linear region of an ionization gauge, there is a falloff in the ion current with the increase of the measured pressure.
在电离真空规的线性测量上限部分,离子流随着压强上升而衰降。
Three types of direct current plasma ionization detectors (HeDCPID) for gas chromatography have been developed.
报道三种不同类型的气相色谱用氦直流等离子体离子化检测器。
The ionization will realize electric discharge of gas, so as to lower down the resistance, realize large amount of current flow between discharge electrodes and generates stronger visible light.
通过上述离子化过程会产生气体放电,从而使阻抗降低,放电电极之间就会有大量的电流流动,而产生较强的可视光。
The ionization will realize electric discharge of gas, so as to lower down the resistance, realize large amount of current flow between discharge electrodes and generates stronger visible light.
通过上述离子化过程会产生气体放电,从而使阻抗降低,放电电极之间就会有大量的电流流动,而产生较强的可视光。
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