Field emission cathode fabricated from porous carbon foam material

A field emission cathode is provided comprising an emissive member formed of a porous foam carbon material. The emissive member has an emissive surface defining a multiplicity of emissive edges.

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Bibliographische Detailangaben
Hauptverfasser:	CHARLES E. HUNT, ANDREI G. CHAKHOVSKOI
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS THEREFOR BASIC ELECTRIC ELEMENTS CHEMISTRY ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRICITY ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTIONOF COMPOUNDS OR NON-METALS METALLURGY
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Beschreibung
Zusammenfassung:	A field emission cathode is provided comprising an emissive member formed of a porous foam carbon material. The emissive member has an emissive surface defining a multiplicity of emissive edges.