Crystallography 1-20
19 entries in the Crystallography compendium.
Absorption (electromagnetic radiation)Matter takes up photon energy, transforming it into internal energy.Absorption bandA range of wavelengths characteristic of a quantum transition in a substance.Atomic packing factorFraction of volume in a crystal occupied by atoms.Bonding in solidsClassification of solids by bonding type.Bravais latticeInfinite array of points generated by discrete translations.Brillouin zoneA primitive cell in reciprocal space for periodic media.Coordination numberNumber of atoms bonded to a central atom in a molecule or crystal.Crystal engineeringDesign of solid-state structures via controlled intermolecular interactions.Crystal growthProcess of adding particles to a crystalline lattice after nucleation.Crystal opticsBranch of optics studying light in anisotropic media.Crystal polymorphismA compound can crystallize into more than one crystal structure.Crystal structureOrdered arrangement of particles in crystalline materials.Crystal systemA set of point groups classifying crystal symmetries.Crystal twinningSymmetrical intergrowth of crystals sharing lattice points.CrystalliteSmall crystals that form the grains of most solid materials.CrystallizationProcess forming ordered solids from solution, melt, or gas.Crystallographic defectImperfections in the regular atomic arrangement of crystalline solids.Cubic crystal systemA crystal system with a cubic unit cell, common in minerals and metals.Band gapEnergy range in solids where no electronic states exist.
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