Superconducting Properties of the Attractive Hubbard Model: Moment Approach

We extend the moment approach to the superconducting state of the attractive Hubbard model and discuss the crossover from the weak (BCS) to intermediate coupling regime from the perspective of the single-particle spectral densities. (Dept480)

By: Morten Holm Pedersen, Toni Schneider, Jose-Jesus Rodriguez-Nunez (Univ. Federal Fluminense, Brazil) and Hans Beck (Univ. de Neuchatel, Switz.)

Published in: Physical Review B. Condensed Matter, volume , (no 1), pages 21-28 in 1997

Please obtain a copy of this paper from your local library. IBM cannot distribute this paper externally.

Questions about this service can be mailed to .