Presentation 1999/7/9
Low temperature operating HIP cathode
Toshikazu Sugirnura, Maki Narita,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have developed "Low temperature operating HIP cathode", and put it practical use. A sintered cathode have never succeeded, but this new cathode, which has good features both from a oxide cathode and from a dispenser cathode, was achieved by improving the sintered cathode. Low temperature operating HIP cathode has realized the emission life of 3A/cm^2-20,000h without emission degradation at 780℃. In the stage of making cathode structure, the carbonate emitter doesn't change, but after inserted into a CRT in the cathode decomposition process, it changes to an oxide emitter. For this reason, low temperature operating HIP cathodes can be introduced into the usual CRT production line without additional plant investment.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Low temperature operating HIP cathode / Oxide cathode / Impregnated cathode / Emission characteristics / Life characteristics
Paper # EID99-43
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Conference Information
Committee EID
Conference Date 1999/7/9(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Low temperature operating HIP cathode
Sub Title (in English)
Keyword(1) Low temperature operating HIP cathode
Keyword(2) Oxide cathode
Keyword(3) Impregnated cathode
Keyword(4) Emission characteristics
Keyword(5) Life characteristics
1st Author's Name Toshikazu Sugirnura
1st Author's Affiliation NEC Kansai, Ltd Development Division()
2nd Author's Name Maki Narita
2nd Author's Affiliation Patent Center
Date 1999/7/9
Paper # EID99-43
Volume (vol) vol.99
Number (no) 171
Page pp.pp.-
#Pages 6
Date of Issue