JPS5391562A - Oxide cathode - Google Patents

Oxide cathode

Info

Publication number
JPS5391562A
JPS5391562A JP624977A JP624977A JPS5391562A JP S5391562 A JPS5391562 A JP S5391562A JP 624977 A JP624977 A JP 624977A JP 624977 A JP624977 A JP 624977A JP S5391562 A JPS5391562 A JP S5391562A
Authority
JP
Japan
Prior art keywords
oxide cathode
electron
implant
needle
group
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.)
Pending
Application number
JP624977A
Other languages
Japanese (ja)
Inventor
Toshio Nakanishi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP624977A priority Critical patent/JPS5391562A/en
Publication of JPS5391562A publication Critical patent/JPS5391562A/en
Pending legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE: To lower the operation temperature of an oxide cathode by implant a group of needle-shaped carbon with high reducing power in the electron radioactive substance of an oxide cathode used for an electron tube.
COPYRIGHT: (C)1978,JPO&Japio
JP624977A 1977-01-21 1977-01-21 Oxide cathode Pending JPS5391562A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP624977A JPS5391562A (en) 1977-01-21 1977-01-21 Oxide cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP624977A JPS5391562A (en) 1977-01-21 1977-01-21 Oxide cathode

Publications (1)

Publication Number Publication Date
JPS5391562A true JPS5391562A (en) 1978-08-11

Family

ID=11633206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP624977A Pending JPS5391562A (en) 1977-01-21 1977-01-21 Oxide cathode

Country Status (1)

Country Link
JP (1) JPS5391562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7138754B2 (en) * 2002-03-21 2006-11-21 Samsung Sdi Co., Ltd. Cathode for electron tube and method for manufacturing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7138754B2 (en) * 2002-03-21 2006-11-21 Samsung Sdi Co., Ltd. Cathode for electron tube and method for manufacturing the same

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