SEARCH Articles Figures Tables Approximations of MO theory zero-overlap Expansion and approximation of the Poisson-Boltzmann equation to one non-zero term only Hydrogen molecule zero-order approximation Subject zero-order approximation The Zero-Field Approximation Vibrationally adiabatic zero-curvature approximation Zero Differential Overlap (ZDO) Approximation Zero differential overlap approximation Zero-Order Regular Approximation Zero-Order Regular Approximation model Zero-differential Overlap Approximations for Molecules Zero-differential Overlap Approximations for Molecules and Crystals Zero-differential overlap Approximation in Cyclic-cluster Model Zero-differential-overlap approximation, semiempirical Zero-order approximation Zero-order approximation excited state Zero-order approximation ground state Zero-order approximation probability density Zero-order approximation, natural Zero-order regular approximation ZORA) Zero-point energy approximation