SEARCH Articles Figures Tables Applicability of Time-Dependent Perturbation Theory for Electron Transfer Processes at Electrodes Coupled-perturbed many-electron theory Effective electronic perturbation Electron Moller-Plesset perturbation theory Electron cloud perturbations Electron correlation Mpller-Plesset perturbation theory) Electron correlation methods Mpller-Plesset perturbation theory Electron perturbation theory Electron-repulsion perturbation Electronic energy Moller-Plesset perturbation theory Electronic perturbation effects Electronic perturbed Electronic perturbed Electronic states degenerate perturbation theory Electronic structure methods Moller-Plesset perturbation Electronic structure perturbation theory calculations External electronic perturbations, spectroscopy Frequency standards electronic perturbation Many-electron Perturbation Theory Many-electron correlation problem perturbative approaches Moller-Plesset perturbation theory derivatives, electronic energy Mpller-Plesset second-order perturbation electron correlation Multiple Perturbation Theory for Many-Electron Systems and Properties Nearly-Free-Electron Perturbation Theory Non-local electronic perturbations Perturbation Theory and Its Application to the Molecular Electronic Structure Problem Perturbation of electronic state Perturbation theory electron-transfer reactions Perturbation theory solving many-electron Schrodinger Perturbation theory, electron correlation Perturbation theory, of nuclei and electrons Perturbation, of electrons Rydberg electron perturbation Second order perturbation theory intermolecular interaction, electron Second-order vibrational perturbation theory excited electronic states Spin-Electronic Homogeneous Perturbations Stationary Direct Perturbation Theory for Many-Electron Systems Time-dependent perturbation theory, electron Time-dependent perturbation theory, electron systems Variation-perturbation approach many-electron theory