JPS6129093B2 - - Google Patents

Info

Publication number
JPS6129093B2
JPS6129093B2 JP54163928A JP16392879A JPS6129093B2 JP S6129093 B2 JPS6129093 B2 JP S6129093B2 JP 54163928 A JP54163928 A JP 54163928A JP 16392879 A JP16392879 A JP 16392879A JP S6129093 B2 JPS6129093 B2 JP S6129093B2
Authority
JP
Japan
Prior art keywords
hot cathode
brightness
cone angle
single crystal
bias voltage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP54163928A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5686433A (en
Inventor
Hirotoshi Hagiwara
Hideo Hiraoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denka Co Ltd
Shingijutsu Kaihatsu Jigyodan
Original Assignee
Denki Kagaku Kogyo KK
Shingijutsu Kaihatsu Jigyodan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denki Kagaku Kogyo KK, Shingijutsu Kaihatsu Jigyodan filed Critical Denki Kagaku Kogyo KK
Priority to JP16392879A priority Critical patent/JPS5686433A/ja
Publication of JPS5686433A publication Critical patent/JPS5686433A/ja
Publication of JPS6129093B2 publication Critical patent/JPS6129093B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Solid Thermionic Cathode (AREA)
JP16392879A 1979-12-17 1979-12-17 High brightness electron gun Granted JPS5686433A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16392879A JPS5686433A (en) 1979-12-17 1979-12-17 High brightness electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16392879A JPS5686433A (en) 1979-12-17 1979-12-17 High brightness electron gun

Publications (2)

Publication Number Publication Date
JPS5686433A JPS5686433A (en) 1981-07-14
JPS6129093B2 true JPS6129093B2 (enExample) 1986-07-04

Family

ID=15783481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16392879A Granted JPS5686433A (en) 1979-12-17 1979-12-17 High brightness electron gun

Country Status (1)

Country Link
JP (1) JPS5686433A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5840729A (ja) * 1981-09-02 1983-03-09 Denki Kagaku Kogyo Kk 単結晶ランタンボライド陰極を備えた高輝度電子銃の処理方法
JPH01143125A (ja) * 1987-11-27 1989-06-05 Denki Kagaku Kogyo Kk 大電流イオン注入用イオン源装置
JP5660564B2 (ja) * 2009-04-20 2015-01-28 独立行政法人物質・材料研究機構 希土類六ホウ化物冷陰極電界放出型電子源

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030054B2 (ja) * 1976-03-15 1985-07-13 株式会社日立製作所 熱陰極

Also Published As

Publication number Publication date
JPS5686433A (en) 1981-07-14

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