Flash vacuum-ultraviolet source utilizing a surface-discharge substrate

Flash vacuum-ultraviolet source utilizing a surface-discharge substrate
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利用表面放电基板的闪蒸真空紫外线源

DOI:
10.1117/12.145775
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发表时间:
1993
期刊:
--
影响因子:
--
通讯作者:
T. Yanagisawa
T. Yanagisawa
中科院分区:
--
文献类型:
--
作者:
M. Sagae;E. Sato;A. Shikoda;T. Oizumi;Y. Hayasi;T. Shoji;K. Shishido;Y. Tamakawa;T. Yanagisawa

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描述了采用表面放电衬底的闪光真空-紫外(VUV)光源的基础研究。该闪光灯VUV源由以下基本部件组成:高压电源、电容容量为14.3 nF的反极性高压脉冲发生器、油扩散泵和带玻璃主体的闪光灯VUV室。真空紫外室采用表面放电铁氧体衬底,该衬底由铜真空蒸发形成,并连接到压力为1.3×10-3pa的油扩散泵上。脉冲发生器中的组合式陶瓷电容器由电源充电,充电电压为10~30kV,闭合间隙开关后,电容器中的电荷放电到辐射室。然后产生闪光VUV射线。阴极电压和管电流的最大值分别为-21kV和1.7kA。通过塑料闪烁体和光电倍增管的组合来测量VUV输出。真空紫外光的脉冲持续时间几乎等于电压和电流的衰减振荡的持续时间,其值约为10微秒(S)。
The fundamental studies for the flash vacuum-ultraviolet (VUV) source utilizing a surface- discharge substrate are described. This flash VUV source consists of the following essential components: a high-voltage power supply, a polarity-inversion-type high-voltage pulser with a condenser capacity of 14.3 nF, an oil diffusion pump, and a flash VUV chamber with a glass body. The VUV chamber employed a surface-discharge ferrite substrate that's pattern was formed by means of the copper vacuum evaporation and was connected to an oil diffusion pump with a pressure of 1.3 X 10-3 Pa. The combined ceramic condenser in the pulser was charged from 10 to 30 kV by a power supply, and the electric charges in the condenser were discharged to the radiation chamber after closing a gap switch. Then the flash VUV rays were generated. The maximum values of the cathode voltage and the tube current were about -21 kV and 1.7 kA, respectively. The VUV outputs were measured by a combination of a plastic scintillator and a photomultiplier. The pulse durations of the VUV rays were nearly equivalent to the durations of the damped oscillations of the voltage and current, and their values were about 10 microsecond(s) .
采用铜靶二极管的单色闪光 X 射线发生器
DOI: --
发表时间: 2005
期刊: SPIE 5580
影响因子: --
作者:
E.Sato;M.Sagae;M.Komatsu;R.Germer;E.Tanaka;H.Mori;T.Kawai;T.Ichimaru;S.Sato;H.Ojima;K.Takayama;H.Ido
通讯作者: H.Ido