发明名称 |
Thermionic electron source |
摘要 |
A thermionic electron source includes a substrate, at least two electrodes, and a thermionic emitter. The electrodes are electrically connected to the thermionic emitter. The thermionic emitter has a film structure. Wherein there a space is defined between the thermionic emitter and the substrate.
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申请公布号 |
US2009153012(A1) |
申请公布日期 |
2009.06.18 |
申请号 |
US20080288862 |
申请日期 |
2008.10.23 |
申请人 |
TSINGHUA UNIVERSITY;HON HAI PRECISION INDUSTRY CO., LTD. |
发明人 |
LIU PENG;LIU LIANG;JIANG KAI-LI;FAN SHOU-SHAN |
分类号 |
H01J21/10 |
主分类号 |
H01J21/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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