has subject area 0306 Physical Chemistry (incl. Structural) (FoR) 0307 Theoretical and Computational Chemistry (FoR)
keywords Chemistry Chemistry, Physical DISPERSION PROBLEMS ELECTRON CORRELATIONS Exactly solvable model Hamiltonians FERROMAGNETISM FUNCTIONAL THEORY GROUND-STATE N-representability conditions NARROW ENERGY-BANDS Physical Sciences QUANTUM-CHEMISTRY REDUCED-DENSITY-MATRIX Reduced density matrix SEMIDEFINITE PROGRAMS Science & Technology TRANSITION METALS