SEARCH Articles Figures Tables Atom superposition, electron delocalization molecular orbital approach Basic Ideas of the Electron-Topological Approach Born-Oppenheimers Approach in Electron Tunneling Transfer Classical time-dependent approaches electronic spectra Coupled-electron pair approaches Electron correlation configuration interaction approach Electron correlation coupled cluster approach Electron delocalization resonance approach Electron density approach Electron localizability approach Electron topological approach Electron-molecule scattering computational approaches Electron-pair Approach Electronic Structure Calculations Algebraic Approach Electronic Structure Calculations Numerical Approach Electronic excited states theoretical approach Electronic structure Lewis approach Electronic structure calculations - the algebraic approach Electronic structure calculations - the numerical approach Electronic structure quantum-mechanical approach Electronically adiabatic approach Excitation energy, ionization potential, and electron affinity (RHF approach) Experimental Approaches Towards Proton-Coupled Electron Transfer Reactions in Biological Redox Systems Generalized electronic diabatic approach Independent electron pair approach Many-electron correlation problem perturbative approaches Many-electron correlation problem variational approaches Methylene electron correlation approach Molecular electron density Lego approach One-electron approaches Relativistic All-Electron Approaches to the Study of f Element Chemistry Slave-Boson Approach to Strongly Correlated Electron Systems The Mpller-Plesset Approach to Electron Correlation The VHDL approach to electronic systems design Theoretical ionic models—the modified electron-gas approach Two-electron approaches Valence shell electron pair repulsion approach Variation-perturbation approach many-electron theory Various Approaches Electronic versus Hardcopy