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JPS524162A - Electric field radiation cathode and its manufacturing method - Google Patents

Electric field radiation cathode and its manufacturing method

Info

Publication number
JPS524162A
JPS524162A JP7940375A JP7940375A JPS524162A JP S524162 A JPS524162 A JP S524162A JP 7940375 A JP7940375 A JP 7940375A JP 7940375 A JP7940375 A JP 7940375A JP S524162 A JPS524162 A JP S524162A
Authority
JP
Japan
Prior art keywords
electric field
field radiation
manufacturing
cathode
radiation cathode
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.)
Granted
Application number
JP7940375A
Other languages
Japanese (ja)
Other versions
JPS5537060B2 (en
Inventor
Shigeyuki Hosoki
Hiroshi Okano
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7940375A priority Critical patent/JPS524162A/en
Priority to US05/700,024 priority patent/US4143292A/en
Priority to CA255,658A priority patent/CA1083266A/en
Priority to GB26498/76A priority patent/GB1517649A/en
Priority to DE2628584A priority patent/DE2628584C3/en
Priority to FR7621762A priority patent/FR2319967A1/en
Publication of JPS524162A publication Critical patent/JPS524162A/en
Publication of JPS5537060B2 publication Critical patent/JPS5537060B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: Long-life electric field radiation cathode working in ultra-high vacuum environment by use of carbon or high melting-point metal as basic material for cathode with electron radisting area made of glass-like carbon.
COPYRIGHT: (C)1977,JPO&Japio
JP7940375A 1975-06-27 1975-06-27 Electric field radiation cathode and its manufacturing method Granted JPS524162A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP7940375A JPS524162A (en) 1975-06-27 1975-06-27 Electric field radiation cathode and its manufacturing method
US05/700,024 US4143292A (en) 1975-06-27 1976-06-25 Field emission cathode of glassy carbon and method of preparation
CA255,658A CA1083266A (en) 1975-06-27 1976-06-25 Field emission cathode and method for preparation thereof
GB26498/76A GB1517649A (en) 1975-06-27 1976-06-25 Field emission cathode and method of preparation thereof
DE2628584A DE2628584C3 (en) 1975-06-27 1976-06-25 Field emission cathode and method of making a needle-shaped cathode tip therefor
FR7621762A FR2319967A1 (en) 1975-06-27 1976-07-16 FIELD EMISSION CATHODE AND ITS REALIZATION PROCESS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7940375A JPS524162A (en) 1975-06-27 1975-06-27 Electric field radiation cathode and its manufacturing method

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP51024184A Division JPS524163A (en) 1976-03-08 1976-03-08 Electric field radiation cathode

Publications (2)

Publication Number Publication Date
JPS524162A true JPS524162A (en) 1977-01-13
JPS5537060B2 JPS5537060B2 (en) 1980-09-25

Family

ID=13688880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7940375A Granted JPS524162A (en) 1975-06-27 1975-06-27 Electric field radiation cathode and its manufacturing method

Country Status (1)

Country Link
JP (1) JPS524162A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52146545A (en) * 1976-05-31 1977-12-06 Philips Nv Electron beam tube with electrostatic electron emission electron source
JPS54100658A (en) * 1978-01-25 1979-08-08 Jeol Ltd Method and device for manufacturing electric-field radiation cathode
JPH08510858A (en) * 1993-06-02 1996-11-12 マイクロイレクトラニクス、アンド、カムピュータ、テクナラジ、コーパレイシャン Amorphous diamond film flat field emission cathode
JP2000173449A (en) * 1998-12-10 2000-06-23 Showa Denko Kk Electron emitting material
JP2003272537A (en) * 2002-03-20 2003-09-26 Matsushita Electric Ind Co Ltd Magnetron
JP2009129548A (en) * 2007-11-20 2009-06-11 Hitachi High-Technologies Corp Electron emission element, electron gun, and electron beam application device using the same
US7777404B1 (en) 2005-09-21 2010-08-17 Hitachi High-Technologies Corporation Field emission type electron gun comprising single fibrous carbon electron emitter and operating method for the same

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52146545A (en) * 1976-05-31 1977-12-06 Philips Nv Electron beam tube with electrostatic electron emission electron source
JPS54100658A (en) * 1978-01-25 1979-08-08 Jeol Ltd Method and device for manufacturing electric-field radiation cathode
JPS6213781B2 (en) * 1978-01-25 1987-03-28 Nippon Electron Optics Lab
JPH08510858A (en) * 1993-06-02 1996-11-12 マイクロイレクトラニクス、アンド、カムピュータ、テクナラジ、コーパレイシャン Amorphous diamond film flat field emission cathode
JP2000173449A (en) * 1998-12-10 2000-06-23 Showa Denko Kk Electron emitting material
JP2003272537A (en) * 2002-03-20 2003-09-26 Matsushita Electric Ind Co Ltd Magnetron
US7777404B1 (en) 2005-09-21 2010-08-17 Hitachi High-Technologies Corporation Field emission type electron gun comprising single fibrous carbon electron emitter and operating method for the same
JP2009129548A (en) * 2007-11-20 2009-06-11 Hitachi High-Technologies Corp Electron emission element, electron gun, and electron beam application device using the same

Also Published As

Publication number Publication date
JPS5537060B2 (en) 1980-09-25

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