Quantum Monte Carlo simulation of a two-dimensional Majorana lattice model
Strongly Correlated Electrons
2017-07-19 v2 High Energy Physics - Lattice
Abstract
We study interacting Majorana fermions in two dimensions as a low-energy effective model of a vortex lattice in two-dimensional time-reversal-invariant topological superconductors. For that purpose, we implement ab-initio quantum Monte Carlo simulation to the Majorana fermion system in which the path-integral measure is given by a semi-positive Pfaffian. We discuss spontaneous breaking of time-reversal symmetry at finite temperature.
Keywords
Cite
@article{arxiv.1705.00135,
title = {Quantum Monte Carlo simulation of a two-dimensional Majorana lattice model},
author = {Tomoya Hayata and Arata Yamamoto},
journal= {arXiv preprint arXiv:1705.00135},
year = {2017}
}