Abstract
The random quantum asymmetric Sherrington-Kirkpatrick model has been studied by the extended-pair-approximation approach. The spin-glass phase is smeared by asymmetry, and the ferromagnetic phase is suppressed by the existence of the quantum fluctuations.
- Received 8 July 1991
DOI:https://doi.org/10.1103/PhysRevB.45.793
©1992 American Physical Society