Detection of chemical vapor deposition grown diamond
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United States of America Patent
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Aug 20, 2013
Grant Date -
Jul 5, 2012
app pub date -
Mar 12, 2012
filing date -
May 9, 2008
priority date (Note) -
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Abstract
Diamonds may be identified as grown by the use of chemical vapor deposition. One or more diamonds may be placed on a surface and exposed to short wavelength light. Diamonds that fluoresce red may be identified as grown by the use of chemical vapor deposition. In some embodiments, the diamonds are cooled prior to exposure to the short wavelength light.
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