Carbon body, process for producing the carbon body, and...

Details Carbon body, process for producing the carbon body, and... Carbon body, process for producing the carbon body, and...

2005-09-20

2005-09-20

Zarabian, Amir (Department: 2822)

Electric lamp and discharge devices

Discharge devices having a thermionic or emissive cathode

C313S309000, C313S311000, C313S351000

Reexamination Certificate

active

06946780

ABSTRACT:
A carbon body has a structure for producing a planar electron source in a simple manner; a process for producing the carbon body; and an electric field emission electron source using the carbon body. The carbon body is a thin layer having a front surface and a back surface, and at least the front surface is a continuous curved wall, as viewed in plan, having a netlike structure.

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