SEARCH Articles Figures Tables Atomic charges quantum mechanical theory Atomic structure quantum theory Atomic theory Atoms quantum theory Atoms theory Excitation Energy (Quantum Theory and Atomic Spectra) Hydrogen atom quantum theory QTAIM (Quantum Theory of Atoms Quantum Mechanics and Atomic Theory Quantum Theory and the Atom Quantum Theory and the Electronic Structure of Atoms Quantum Theory of the Hydrogen Atom Quantum theory Bohr atom Quantum theory and atomic structure Quantum theory of atom Quantum theory of atoms in molecules Quantum theory of atoms in molecules QTAIM) Quantum theory of atoms molecules Quantum theory of the atom