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Abstract:
A new kind of dispenser cathode was fabricated by liquid-liquid doping using a Sol-Gel technique. The cathode exhibits high emission property. i.e., the emission current density reached 47A/cm(2) at 850 degrees C-b with lower Richardson work function about 1.1-1.2eV and Ba:Sc:O concentration ratio at the cathode surface was 1.6:1:2.0.
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Source :
2008 IEEE INTERNATIONAL VACUUM ELECTRONICS CONFERENCE
Year: 2008
Page: 68-69
Language: English
Cited Count:
WoS CC Cited Count: 1
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 2