QED$_{2+1}$ with Nonzero Fermion Density and Quantum Hall Effect
High Energy Physics - Theory
2009-10-28 v1 Condensed Matter
Abstract
A general expression for the conductivity in the QED with nonzero fermion density in the uniform magnetic field is derived. It is shown that the conductivity is entirely determined by the Chern-Simons coefficient: and is a step-function of the chemical potential and the magnetic field.
Keywords
Cite
@article{arxiv.hep-th/9410064,
title = {QED$_{2+1}$ with Nonzero Fermion Density and Quantum Hall Effect},
author = {Vadim Zeitlin},
journal= {arXiv preprint arXiv:hep-th/9410064},
year = {2009}
}
Comments
8 pages, LaTeX; FIAN/TD/94-09