A path integral representation appropriate for further Monte Carlo simulations is derived for the electron-phonon Holstein model in three spatial dimensions. The model is studied within mean-field theory. Charge density wave and superconducting phase transitions are discussed.
Cite
@article{arxiv.cond-mat/0211645,
title = {A Mean-field Calculation for the Three-Dimensional Holstein Model},
author = {Chuan Liu and Qiang Luo},
journal= {arXiv preprint arXiv:cond-mat/0211645},
year = {2007}
}
Comments
Latex file typeset using elsart.cls, 16 pages, 2 figures, submitted to Journal of Physics: Condensed Matter