Journal of Chemical Physics, Vol.102, No.20, 8059-8070, 1995
Unitary-Group Based State-Specific Open-Shell-Singlet Coupled-Cluster Method - Application to Ozone and Comparison with Hilbert and Fock Space Theories
Keywords:ELECTRON CORRELATION-PROBLEM;POTENTIAL-ENERGY SURFACES;CONFIGURATION-INTERACTION;PERTURBATION-THEORY;EXCITED-STATES;EXCITATION-ENERGIES;MOLECULAR SYSTEMS;CLIFFORD-ALGEBRA;FERMION THEORY;MODEL-SPACE