High-brightness lanthanum hexaboride cathode and method for manufacturing of cathode

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United States of America

PATENT NO 10553388
SERIAL NO

16203407

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Abstract

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A thermionic cathode, an electron emission apparatus, and a method of fabricating the thermionic cathode are provided. The thermionic cathode includes an emitter. The emitter includes a lanthanum hexaboride (LaB6) crystal having a crystallographic orientation of (310). The operating temperature of the thermionic cathode is greater than 1800 K.

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Patent Owner(s)

Patent OwnerAddress
NUFLARE TECHNOLOGY INC8-1 SHINSUGITA-CHO ISOGO-KU YOKOHAMA-SHI KANAGAWA 2358522 ?2358522
NUFLARE TECHNOLOGY AMERICA INC1294 HAMMERWOOD AVENUE SUNNYVALE CA 94089

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Katsap, Victor Cornwall, US 28 129

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