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physics.atom-ph2011
Many-body approximations for atomic binding energies
Micah D. Schuster, Calvin W. Johnson, Joshua T. Staker
We benchmark three standard approximations for the many-body problem -- the Hartree-Fock, projected Hartree-Fock, and random phase approximations -- against full numerical configur…
nucl-th2011★ 1 cited
Random matrices, symmetries, and many-body states
Calvin W. Johnson
All nuclei with even numbers of protons and of neutrons have ground states with zero angular momentum. This is ascribed to the pairing force between nucleons, but simulations with…