Electron field emitters comprising particles cooled with low voltage emitting material
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United States of America Patent
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Apr 22, 1997
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N/A
app pub date -
Oct 31, 1994
filing date -
Oct 31, 1994
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Abstract
The present invention provides methods and apparatus for making enhanced field emitters by coating particulate substrates with low voltage emissive material such as defect-rich diamond. These methods permit the advantageous, low-cost combination of low voltage emission with sharp-featured geometry.
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