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    • 3. 发明授权
    • Electron multipler and electron detector
    • 电子倍增器和电子探测器
    • US08022606B2
    • 2011-09-20
    • US12715570
    • 2010-03-02
    • Akio SuzukiEtsuo IizukaAkihiro KageyamaMotohiro Suyama
    • Akio SuzukiEtsuo IizukaAkihiro KageyamaMotohiro Suyama
    • H01J43/06
    • H01J43/246
    • An electron multiplier that can easily obtain characteristics according to a purpose is provided. By bonding a marginal portion 23 of an MCP 2 and a marginal portion 33 of an MCP 3 to each other via a conductive spacer layer 7, a gap 12 is formed between channel portions 22, 32. Therefore, when the electron multiplier is used for a purpose that requires a particularly high gain, by adjusting the thickness of the spacer layer 7, the gain can be increased by increasing the gap 12. In addition, when the electron multiplier is used for a purpose that requires an increase in gain as well as time characteristics, by adjusting the thickness of the spacer layer 7, the size of the gap 12 can be adjusted so that desired characteristics are obtained. Consequently, by only adjusting the thickness of the spacer layer 7, characteristics according to the purpose can be easily obtained.
    • 提供了可以容易地根据目的获得特性的电子倍增器。 通过经由导电间隔层7将MCP2的边缘部分23和MCP 3的边缘部分33彼此结合,在通道部分22,32之间形成间隙12.因此,当电子倍增器用于 通过调整间隔层7的厚度,需要特别高的增益的目的可以通过增加间隙12来增加增益。此外,当电子倍增器用于增加增益的目的时 作为时间特性,通过调整间隔层7的厚度,可以调节间隙12的尺寸,从而获得期望的特性。 因此,通过仅调整间隔层7的厚度,可以容易地获得根据目的的特性。
    • 5. 发明授权
    • Photomultiplier
    • 光电倍增管
    • US5363014A
    • 1994-11-08
    • US965721
    • 1992-10-23
    • Kimitsugu Nakamura
    • Kimitsugu Nakamura
    • H01J43/06H01J43/20
    • H01J43/06
    • A photomultiplier for receiving incident light on a photocathode, and cascade-multiplying electrodes emitted from the photocathode by a secondary electronic effect of a plurality of dynodes, whereby the incident light is detected. The photomultiplier includes a slowing-down electrode for decelerating those of secondary electrons emitted from a dynode on the first stage to a dynode on the second stage which have a higher speed. Because of the slowing-down electrode the secondary electrons having a higher speed are selectively decelerated, whereby a transit time spread of the secondary electrons emitted from parts of the first stage-dynode to the second stage-dynode is relatively decreased.
    • 用于在光电阴极上接收入射光的光电倍增管,以及通过多个倍增电极的次级电子效应从光电阴极发射的级联倍增电极,由此检测入射光。 光电倍增管包括用于将从第一级上的倍增电极发射的二次电子的那些减速到具有较高速度的第二级上的倍增电极的减速电极。 由于减速电极具有较高速度的二次电子被选择性地减速,从而从第一级 - 倍增电极的部分发射到第二级 - 倍增电极的二次电子的渡越时间扩展相对减小。
    • 9. 发明授权
    • Device for coupling a first dynode of a photomultiplier to a leaf-type
multiplier
    • 用于将光电倍增管的第一倍增管耦合到叶型乘法器的装置
    • US4956576A
    • 1990-09-11
    • US361525
    • 1989-06-05
    • Pierre L'Hermite
    • Pierre L'Hermite
    • H01J40/04H01J43/02H01J43/06H01J43/22
    • H01J43/22H01J43/06
    • Photomultiplier tube (10) comprising a photocathode (20), a first cylindrical dynode (30), an electron multiplier device (40) of the "leaf" type, and a device (50) for coupling the first dynode (30) to the multiplier device (40). According to the invention, the said coupling device (50) consists, on the one hand, of a first electrode (51) composed of a cylindrical lateral plate (52) of axis parallel to that of the multiplier device and of an upper plate (53) pierced by an opening (54) for passage of the photoelectrons (21) towards the first dynode (30), and, on the other hand, of a second plane electrode (55) situated between the exit (32) of the first dynode (30) and the entrance (42) of the multiplier device (40).
    • 包括光电阴极(20),第一圆柱形倍增极(30),“叶”型电子倍增器装置(40)的光电倍增管(10)和用于将第一倍增电极(30)耦合到 乘法器装置(40)。 根据本发明,所述联接装置(50)一方面包括第一电极(51),该第一电极(51)由平行于乘法器装置的轴线的圆柱形侧板(52)和上板 53)穿过用于使光电子(21)朝向第一倍增电极(30)通过的开口(54),另一方面,位于第一平面电极(55)的出口(32)之间,第二平面电极 倍增器(30)和乘法器装置(40)的入口(42)。
    • 10. 发明授权
    • Segmented photomultiplier tube
    • 分段光电倍增管
    • US4816718A
    • 1989-03-28
    • US103994
    • 1987-10-01
    • Pascal D. LavouteJean-Pierre Boutot
    • Pascal D. LavouteJean-Pierre Boutot
    • H01J43/08H01J43/06H01J43/18H01J43/20
    • H01J43/06
    • Photomultiplier tube 10 segmented into a plurality of elementary photomultipliers 11 comprising a photocathode 12 and a multiplier 13 of the type using sheets partitioned into a plurality of elementary multipliers 14. According to the invention the input space of the tube 10 located between the photocathode 12 and the multiplier 13 is partitioned into elementary input spaces 15 associated with the elementary photomultipliers and defining a plurality of elementary photocathodes 16, with each elementary input space 15 having a focussing electrode which causes the photo-electrons emitted by the associated elementary photocathode 16 to converge on the corresponding elementary multiplier 14.
    • 光电倍增管10分割成多个基本光电倍增管11,其包括光电阴极12和使用分成多个基本倍增器14的片材的乘法器13.根据本发明,管10的输入空间位于光电阴极12和 乘法器13被划分为与基本光电倍增管相关联的基本输入空间15,并且限定多个基本光电阴极16,其中每个基本输入空间15具有聚焦电极,该聚焦电极使由相关基本光电阴极16发射的光电子会聚在 相应的基本乘法器14。