Diamond Structure

Crystal structure: Diamond
Group of symmetry: Oh7-Fd3m
Number of atoms in 1 cm3: 1.764·1023
Debye temperature: 1860 K
Density: 3.515 g/cm3
Dielectric constant (102-104 Hz): 5.7
Effective electron masses ml(at 85 K): 1.40 mo
Effective electron masses mt (at 85 K): 0.36 mo
Effective hole masses mh(at 1.2 K): 2.12 mo
Effective hole masses mlp (at 1.2 K): 0.70 mo
Effective hole masses split-off mso: 1.06 mo
Lattice constant: 3.567A
Optical phonon energy: 0.16 eV