Repetitive flash x‐ray generator having a high‐durability diode driven by a two‐cable‐type line pulser

Repetitive flash x‐ray generator having a high‐durability diode driven by a two‐cable‐type line pulser
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具有由两根电缆型线脉冲发生器驱动的高耐用二极管的重复闪光 X 射线发生器

DOI:
10.1063/1.1144910
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发表时间:
1994
影响因子:
1.6
通讯作者:
T. Yanagisawa
T. Yanagisawa
中科院分区:
工程技术4区
文献类型:
--
作者:
A. Shikoda;E. Sato;M. Sagae;T. Oizumi;Y. Tamakawa;T. Yanagisawa

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描述了用于生物医学和技术领域高速射线照相的具有高耐久性二极管的重复性软闪光X射线发生器的基础研究。该发生器由以下基本组件组成:恒定负高压电源、带有两个10 m同轴电缆电容器的线型高压脉冲发生器(每个电容器的容量为1.0 nF)、作为触发装置的闸流管脉冲发生器、油扩散泵和闪光X射线管。X射线管为二极管型,通过油扩散泵以约6.7×10−3 Pa的压力抽真空,由平面钨阳极、平面铁氧体阴极和聚甲基丙烯酸甲酯管体组成。阳极和阴极电极之间的空间(AC空间)可以从管的外部调节。两个电缆电容器由电源从−40 kV充电到−60 kV,输出电压约为充电电压的−1.5倍。第一峰值电压和电流均随温度升高而增大。
The fundamental studies of a repetitive soft flash x‐ray generator having a high‐durability diode for high‐speed radiography in biomedical and technological fields are described. This generator consisted of the following essential components: a constant negative high‐voltage power supply, a line‐type high‐voltage pulser with two 10 m coaxial‐cable condensers, each with a capacity of 1.0 nF, a thyratron pulser as a trigger device, an oil‐diffusion pump, and a flash x‐ray tube. The x‐ray tube was of a diode type which was evacuated by an oil‐diffusion pump with a pressure of approximately 6.7×10−3 Pa and was composed of a planar tungsten anode, a planar ferrite cathode, and a polymethylmethacrylate tube body. The space between the anode and cathode electrodes (AC space) could be regulated from the outside of the tube. The two cable condensers were charged from −40 to −60 kV by a power supply, and the output voltage was about −1.5 times the charged voltage. Both the first peak voltage and current increased a...
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