Method for synthesizing diamond by using plasma
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United States of America Patent
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Aug 30, 1988
Grant Date -
N/A
app pub date -
Oct 19, 1987
filing date -
Oct 23, 1986
priority date (Note) -
Expired
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Abstract
A method for synthesizing diamond, which comprises: (a) generating a plasma by electric discharge in a gas selected from the group consisting of a hydrocarbon gas, hydrogen gas, an inert gas and a mixture thereof, (b) decomposing a carbon source by the plasma to form plasma gas containing carbon ions or carbon radicals, (c) effecting adiabatic expansion of the plasma gas to precipitate diamond.
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