SEARCH Articles Figures Tables Approximate Molecular Orbital Theory for 4-Electron 3-Centre Bonding Units Approximate molecular orbital Approximate molecular orbital methods Born-Oppenheimer approximation molecular orbitals Born-Oppenheimer approximation molecular properties Born-Oppenheimer approximation molecular spectroscopy Born-Oppenheimer approximation time-dependent molecular theory Born-Oppenheimer approximation, molecular Born-Oppenheimer approximation, molecular potential energy By Yehuda Haas and Shmuel Zilberg The Crude Born-Oppenheimer Adiabatic Approximation of Molecular Potential Energies CHARACTERISTIC FEATURES OF MOLECULAR ELECTRONIC STRUCTURE IN SLG APPROXIMATION Condon approximation, direct molecular Dipole approximation molecular absorption spectroscopy Direct molecular dynamics Born-Oppenheimer approximation Energy approximate molecular step Integral approximation, semiempirical molecular orbital theory Localised molecular orbital approximation MNDO approximation, semiempirical molecular orbital theory MNDO approximation, semiempirical quantum mechanics/molecular Molecular closure approximations Molecular closure approximations blends Molecular closure approximations molecule fluids Molecular closure approximations structure Molecular closure approximations tail potentials Molecular dynamics Born-Oppenheimer approximation Molecular function approximation Molecular harmonic oscillator approximation Molecular mechanics Born-Oppenheimer approximation Molecular modeling closure approximations Molecular modelling Born-Oppenheimer approximation Molecular orbital LCAO approximation Molecular orbital Pariser-Parr-Pople approximation Molecular orbital approximation Molecular orbital calculations Huckel approximations Molecular orbital linear combination atomic orbitals approximation Molecular orbital method Hiickel approximation Molecular orbital methods LCAO approximation Molecular orbital theory Hartree-Fock self-consistent field approximation Molecular orbital theory approximate Molecular orbital theory approximate methods Molecular orbital theory approximation Molecular orbital theory tight-binding approximation Molecular structure Born-Oppenheimer approximation Molecular structure adiabatic approximation Molecular-field approximations Parameterization, Approximations and Limitations of Molecular Mechanics Quantum molecular approximate treatment Reference molecular mean-spherical approximation Rigid-body approximation, molecular models Semiempirical molecular orbital approximations Simple Hiickel molecular orbital theory approximations The LiH molecule approximate molecular orbital calculations The centroid molecular dynamics approximation The molecular field approximation Tight-binding molecular dynamics approximation