X-ray topography is a nondestructive technique that permits the visualization of internal defects in the crystal lattice of a gemstone, especially diamond, ...
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Raman spectroscopy: a simple, non-destructive way to characterise diamond and diamond-like materials. 1 October 2005 | Article
Dec 4, 2023 · This review summarized the cutting-edge applications of FTIR, NIR and Raman spectroscopy techniques equipped with multivariate statistics for food analysis and ...
This invention relates to the nondestructive testing of diamonds both cut/polished and rough stones) to provide a digital fingerprint from which a stone may be ...
US10386337B2 - Method for fingerprinting ... The coated stones have a layer of polycrystalline diamond, different from the predominant crystal structure, ...
Jan 9, 2008 · The eerie phosphorescence displayed by a rare form of blue diamond can be used as an easy, cheap, and nondestructive way to identify individual gemstones.
The resonant frequencies are obtained by mechanically causing the stone to vibrate using a swept sine oscillator, sensing the resonance vibrations, and ...
Aug 1, 2020 · Magnetic fields pass through standard materials used by the semiconductor industry and provide a powerful means to fingerprint integrated- ...
These growth method independent correlations greatly enhance the utility of Raman spectroscopy as a non-destructive characterization and process control tool.
X-ray topography is a nondestructive technique that permits the visualization of internal defects in the crystal lattice of a gemstone, especially diamond, ...