SEARCH Articles Figures Tables Continuum orbital expansion Expansion in a basis of orbital wave functions Expansion orbital/shell Gaussian Expansion of Slater-Type Orbitals Kohn-Sham orbital expansion Molecular orbitals basis function expansion Muffin-Tin Orbitals and One-Centre Expansion Orbital angular momentum expansion Orbital expansion coefficients Orbital expansion indirect relativistic Orbitals expansions Orbitals expansions Periodic orbit expansion Short-Range Interactions and Orbital Expansions Slater-type orbitals Gaussian expansion Wave function expansions radial orbitals