High efficiency hollow cathode and cathode system applying same

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United States of America Patent

PATENT NO 10032594
SERIAL NO

15121502

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Abstract

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The present invention relates to a high efficiency hollow cathode and a cathode system applying the same, and comprises: a tube comprising at least two refractory metal parts; a gas providing unit and a gas outlet which are respectively formed at the distal ends of the tube; and an insert mounted inside the tube. According to the present invention, since the present invention constitutes a hollow cathode using more than two substances, the present invention can not only enhance thermal stability, lifespan and efficiency, but also can reduce costs accordingly.

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Patent Owner(s)

  • KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choe, Wonho Daejeon, KR 1 0
Kim, Holak Daejeon, KR 1 0
Lim, Youbong Daejeon, KR 16 7
Park, Jooyoung Daejeon, KR 24 22
Seon, Jongho Yongin-si, KR 5 26

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