SEARCH Articles Figures Tables Adiabatic coupling Longuet-Higgins Non-adiabatic coupling Non-adiabatic coupling Jahn-Teller systems, Longuet-Higgins Non-adiabatic coupling Longuet-Higgins phase-based treatment Non-adiabatic coupling, Longuet-Higgins phase-based treatment, three-particle Non-adiabatic coupling, Longuet-Higgins phase-based treatment, two-dimensional Non-adiabaticity