Jd. Gale et al., PERIODIC AB-INITIO DETERMINATION OF INTERATOMIC POTENTIALS FOR ALUMINA, Modelling and simulation in materials science and engineering, 1(1), 1992, pp. 73-81
Periodic ab initio Hartree-Fock calculations are used to obtain two-bo
dy potential parameters for alpha-Al2O3. The approach, which is genera
lly applicable to crystalline solids, yields potential models that are
superior to empirical parametrizations.