Optics and Spectroscopy · 1964 · 121 citations · 0 references
Natural SciencesMaterials SciencePhysicsCondensed Matter PhysicsCrystal StructureSolid State PhysicsCrystal LatticeCrystal SymmetryCrystal SystemsCrystalline MaterialsCrystallographyPiezoelectric MaterialsCubic CoordinationCubic Crystal LatticesCubic LatticesCubic Unit CellsHexagonal SymmetryPiezoelectric CrystalsPiezoelectricity