C - Chemistry – Metallurgy – 30 – B
Patent
C - Chemistry, Metallurgy
30
B
C30B 33/02 (2006.01) C30B 25/00 (2006.01) C30B 29/04 (2006.01)
Patent
CA 2532384
A method to improve the optical clarity of CVD diamond where the CVD diamond is single crystal CVD diamond, by raising the CVD diamond to a set temperature of at least 1500 degrees C and a pressure of at least 4.0 GPa outside of the diamond stable phase.
L'invention concerne un procédé pour améliorer la transparence optique d'un diamant produit par CVD, ce dernier étant un diamant produit par CVD à cristal simple, comprenant l'obtention pour le diamant d'une température de consigne d'au moins 1500 degrés C et d'une pression d'au moins 4.0 Gpa à l'extérieur de la phase stable du diamant.
Hemley Russell J.
Mao Ho-Kwang
Yan Chih-Shiue
Carnegie Institution Of Washington
Gowan Intellectual Property
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