Field emission cathode having an electrically conducting material shaped of a narrow rod or knife edge
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United States of America Patent
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Jun 30, 1998
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N/A
app pub date -
Aug 23, 1996
filing date -
Feb 23, 1994
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Abstract
A field emission cathode device consisting of an electrically conducting material and with a narrow, rod-shaped geometry or a knife edge, to achieve a high amplification of the electric field strength is characterized in that the electron-emitting part of the field emission cathode at least partly has preferred cylindrical host molecules and/or compounds with host compounds and/or cylindrical atomic networks, possibly with end caps with diameters measuring in the nanometer range.
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