COLD CATHODE MADE OF CELLULAR CARBON MATERIAL Russian patent published in 2003 - IPC

Abstract RU 2207653 C2

FIELD: cold cathodes and devices using them. SUBSTANCE: cold cathode has emissive member made of cellular carbon material. Emissive member has surface characterized in plurality of emissive ribs. Field-emission device incorporating mentioned cathode, anode, vacuum medium surrounding them, and means for maintaining voltage drop across cathode and anode is also described. EFFECT: enhanced efficiency and reliability, facilitated manufacture, enhanced emission stability of cathode. 15 cl, 6 dwg, 1 tbl

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RU 2 207 653 C2

Authors

Khant Charl'Z E.

Chakhovskoj Andrej G.

Dates

2003-06-27—Published

1999-02-27—Filed