Simple Fermionic Model of Deconfined Phases and Phase Transitions

Using quantum Monte Carlo simulations, we study a series of models of fermions coupled to quantum Ising spins on a square lattice with N flavors of fermions per site for N=1, 2, and 3. The models have an extensive number of conserved quantities but are not integrable, and they have rather rich phase...

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Bibliographic Details
Main Authors: F. F. Assaad, Tarun Grover
Format: Article
Language:English
Published: American Physical Society 2016-12-01
Series:Physical Review X
Online Access:http://doi.org/10.1103/PhysRevX.6.041049