English

Many-polaron problem by cluster perturbation theory

Strongly Correlated Electrons 2007-05-23 v2

Abstract

The carrier-density dependence of the photoemission spectrum of the Holstein many-polaron model is studied using cluster perturbation theory combined with an improved cluster diagonalization by Chebychev expansion.

Keywords

Cite

@article{arxiv.cond-mat/0505559,
  title  = {Many-polaron problem by cluster perturbation theory},
  author = {Martin Hohenadler and Gerhard Wellein and Andreas Alvermann and Holger Fehske},
  journal= {arXiv preprint arXiv:cond-mat/0505559},
  year   = {2007}
}

Comments

2 pages, 1 figure, final version

R2 v1 2026-07-22T11:17:41.611Z