发明授权
US08339022B2 Field emission electron source having carbon nanotubes 有权
具有碳纳米管的场发射电子源

Field emission electron source having carbon nanotubes
摘要:
A field emission electron source having carbon nanotubes includes a CNT string and a conductive base. The CNT string has an end portion and a broken end portion. The end portion is contacted with and electrically connected to the surface of the conductive base. The CNTs at the broken end portion form a tooth-shape structure, wherein some CNTs protrude and higher than the adjacent CNTs. Each protruded CNT functions as an electron emitter.
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