SEARCH Articles Figures Tables A pseudo-Jahn-Teller system modeled through generalized spin Hamiltonian the C4H4 molecule Hole pseudo-spin NMR Evidence for Networks Pseudo-solid Spin-echoes Operators Pseudo-potential spin-orbit Orbital pseudo spin Pseudo spin vibronic Pseudo-solid spin-echoes Pseudo-spin formalism Pseudo-spin glass system Pseudo-spin model Pseudo-spin operator Quasi-Spin and Pseudo-Cylindrical Selection Rules