Ph. Durand

On Some Attempts to Generalize the Effective Hamiltonian Approach

J. L. Heully, S. Evangelisti, Ph. Durand, 1995 .

Intermediate Hamiltonians as a new class of effective Hamiltonians

Jean-Paul Malrieu, Ph. Durand, Jean-Pierre Daudey, 1985 .

Direct determination of effective Hamiltonians by wave-operator methods. II. Application to effective-spin interactions inπ-electron systems

Daniel Maynau, Jean-Paul Malrieu, Ph. Durand, 1983 .

Regular Two-Component Pauli-Like Effective Hamiltonians in Dirac Theory

Ph. Durand, P. Durand, M. Pélissier, 1986 .