Method for fabricating carbon-based composite material

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United States of America Patent

PATENT NO 9994971
SERIAL NO

15366525

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Abstract

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A method for fabricating a carbon-based composite material includes: bearing a carbon-based composite material layer containing an amorphous carbon matrix and a plurality of equi-axed ultrananocrystalline diamond grains dispersed in the amorphous carbon matrix on a susceptor and applying a plasma treatment on the carbon-based composite material layer in a plasma environment containing a C2 species and a CN species. The susceptor is provided with a negative bias voltage, and is bombarded by the plasma species to be naturally heated to a working temperature less than 500° C. The C2 species and CN species are attracted by the negative bias voltage to the carbon-based composite material layer to make the carbon-based composite material layer generate a phase transformation, so as to facilitate growth of each of the adjacent equi-axed ultrananocrystalline diamond into a nano needle-like diamond grain wrapped by a nano graphite phase.

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Patent Owner(s)

Patent OwnerAddress
TAMKANG UNIVERSITYNO 151 YING-CHUAN ROAD TAMSUI DIST NEW TAIPEI CITY 25137

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lin, I-Nan New Taipei, TW 16 88

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