Patent ID: 7091654
Filing Date: 2006-08-15
Classification: H01J

Abstract:
1. A field emission array, comprising: a substrate; at least one substantially pointed tip protruding from the substrate, the at least one substantially pointed tip comprising at least one of a semiconductive material and a conductive material, the at least one substantially pointed tip including a periphery, at least a first portion of the periphery being oriented substantially perpendicularly relative to the substrate and at least a second portion at an end of the at least one substantially pointed tip of the periphery being oriented at an angle relative to the substrate to form an apex; and at least one surrounding element comprising redeposition material adjacent to at least the first portion of the periphery and including a surface that tapers toward an exposed end of the at least one substantially pointed tip and that surrounds at least the first portion of the at least one substantially pointed tip.