William J. Massano

Application of the connected-moment expansion to single-impurity Anderson Hamiltonians

William J. Massano, Samuel P. Bowen, Jay D. Mancini · Physical review. A, General physics · 1989 · 20 citations

Quantum Science, Single-impurity Anderson Model, Quantum Lattice System +12

Approximations to the ground-state energy of the single-impurity Kondo model using variational and connected-moments expansions

Jay D. Mancini, Janice D. Prie, William J. Massano · Physical Review A · 1991 · 19 citations

Ground-state Energy, Parameter Space, Single-impurity Kondo Model +12

Ground-state energy of the Wolff model

Jay D. Mancini, William J. Massano · Physics Letters A · 1991 · 17 citations

Physics, Disordered Quantum System, Atomic Physics +2

Numerical analysis of moments expansions

Jay D. Mancini, Yu Zhou, P. F. Meier et al. · Physics Letters A · 1994 · 16 citations

Spectral Theory, Numerical Analysis, Pade Approximation +7

On the relation between the connected-moments expansion and the Lanczos variational scheme

Janice D. Prie, D. Schwall, Jay D. Mancini et al. · Il Nuovo Cimento D · 1994 · 14 citations

Spectral Theory, Engineering, Perturbation Method +8