Imperfections in the crystal lattice of diamond are common. Such defects may be the result of lattice irregularities or extrinsic substitutional or interstitial impurities, introduced during or after
Synthetic diamonds of various colors grown by the high-pressure and high-temperature technique, the diamond size is ~2 mm.
Schematic of the C center
Schematic of the A center
Schematic of the B center
Crystallographic defect
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A crystallographic defect is an interruption of the regular patterns of arrangement of atoms or molecules in crystalline solids. The positions and orientations of particles, which are repeating at fix
Electron microscopy of antisites (a, Mo substitutes for S) and vacancies (b, missing S atoms) in a monolayer of molybdenum disulfide. Scale bar: 1 nm.
