SEARCH Articles Figures Tables Derivation of the effective Hamiltonian Effective Hamiltonian Effective Hamiltonian for the Effective Hamiltonian for the R-system Effective Hamiltonian of the crystal field (EHCF) Effective Hamiltonians Effective Hamiltonians for the guests in endohedral complexes Estimates and interpretation of parameters in the effective Hamiltonian Polymers treated with the valence effective Hamiltonian QM-BE methods the effective Hamiltonian Statistical Mechanics for the Effective Hamiltonian The Complex-Energy Effective Hamiltonian The First-Order Effective Hamiltonian The Hamiltonian The Hamiltonian and relativistic effective core potentials The Van Vleck Transformation and Effective Hamiltonians The Zero- and Higher-Order Effective Hamiltonians Transformation for the Effective Hamiltonian