Home GSI Lab Note: Rare phosphorescence in CVD Lab Grown Diamond Fig.3: Raman microscope spectroscopy with N-V centres related peaks of CVD 1.547ct, emerald cut.

Fig.3: Raman microscope spectroscopy with N-V centres related peaks of CVD 1.547ct, emerald cut.

Deepa Srinivasa, Chief Gemologist at GSI

Fig.3: Raman microscope spectroscopy with N-V centres related peaks of CVD 1.547ct, emerald cut.

Fig.2: Photoluminescence spectroscopy with N-V centres and Si-V peaks of CVD 1.547ct, emerald cut.
Fig.4. Greenish yellow fluorescence (left), on rotation of 180 degrees strong orange color observed.

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