Treatment method for diamonds

Details Treatment method for diamonds Treatment method for diamonds

1995-08-21

2000-07-04

Jones, Dwayne C.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

20415747, 423446, 427523, 427553, 427554, 427558, 427559, C07C 100, C07C 200, C07C 400, C07C 500

Patent

active

060833548

ABSTRACT:
The object of the present invention is to provide a treatment method to remove lattice defects and non-diamond elements that exist in a diamond or a diamond thin film.
The treatment method whereby the aforementioned object is achieved is to have the diamond or the diamond thin film irradiated by ultra-violet light or heated in an oxygen ambient.
According to said treatment method, it has become possible to obtain a diamond or a diamond thin film that is free from the adverse effects of lattice defects and non-diamond elements.

REFERENCES:
patent: 2945793 (1960-07-01), Dugdale
patent: 2998365 (1961-08-01), Custers
patent: 4012300 (1977-03-01), Caveney
patent: 4849199 (1989-07-01), Pinneo
patent: 4882138 (1989-11-01), Pinneo
patent: 5221411 (1993-06-01), Narayan
patent: 5234724 (1993-08-01), Schmidt
patent: 5677372 (1997-10-01), Yamamoto et al.

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