JPS51118362A - Heat electon radiating cathode - Google Patents

Heat electon radiating cathode

Info

Publication number
JPS51118362A
JPS51118362A JP4371775A JP4371775A JPS51118362A JP S51118362 A JPS51118362 A JP S51118362A JP 4371775 A JP4371775 A JP 4371775A JP 4371775 A JP4371775 A JP 4371775A JP S51118362 A JPS51118362 A JP S51118362A
Authority
JP
Japan
Prior art keywords
heat
electon
cathode
radiating cathode
radiating
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
JP4371775A
Other languages
English (en)
Other versions
JPS6040133B2 (ja
Inventor
Takao Tanaka
Nanao Kawai
Ryuichi Shimizu
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.)
National Institute for Materials Science
Original Assignee
National Institute for Research in Inorganic Material
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 National Institute for Research in Inorganic Material filed Critical National Institute for Research in Inorganic Material
Priority to JP50043717A priority Critical patent/JPS6040133B2/ja
Priority to US05/675,963 priority patent/US4055780A/en
Publication of JPS51118362A publication Critical patent/JPS51118362A/ja
Publication of JPS6040133B2 publication Critical patent/JPS6040133B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)
JP50043717A 1975-04-10 1975-04-10 熱電子放射用陰極の製造方法 Expired JPS6040133B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50043717A JPS6040133B2 (ja) 1975-04-10 1975-04-10 熱電子放射用陰極の製造方法
US05/675,963 US4055780A (en) 1975-04-10 1976-04-12 Thermionic emission cathode having a tip of a single crystal of lanthanum hexaboride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50043717A JPS6040133B2 (ja) 1975-04-10 1975-04-10 熱電子放射用陰極の製造方法

Publications (2)

Publication Number Publication Date
JPS51118362A true JPS51118362A (en) 1976-10-18
JPS6040133B2 JPS6040133B2 (ja) 1985-09-09

Family

ID=12671543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50043717A Expired JPS6040133B2 (ja) 1975-04-10 1975-04-10 熱電子放射用陰極の製造方法

Country Status (1)

Country Link
JP (1) JPS6040133B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011014531A (ja) * 2009-06-01 2011-01-20 National Institute For Materials Science 耐熱電子放出源

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440475A (en) * 1967-04-11 1969-04-22 Lokomotivbau Elektrotech Lanthanum hexaboride cathode system for an electron beam generator
US3833494A (en) * 1972-05-30 1974-09-03 Philips Corp Method of manufacturing a lanthanum hexaboride-activated cathode for an electric discharge tube

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440475A (en) * 1967-04-11 1969-04-22 Lokomotivbau Elektrotech Lanthanum hexaboride cathode system for an electron beam generator
US3833494A (en) * 1972-05-30 1974-09-03 Philips Corp Method of manufacturing a lanthanum hexaboride-activated cathode for an electric discharge tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011014531A (ja) * 2009-06-01 2011-01-20 National Institute For Materials Science 耐熱電子放出源

Also Published As

Publication number Publication date
JPS6040133B2 (ja) 1985-09-09

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