On calculation of RKKY range function in one dimension
Mesoscale and Nanoscale Physics
2017-06-08 v2
Abstract
The effect of strong singularity in the calculation of range function for the RKKY interaction in 1D electron gas is discussed. The method of handling this singularity is presented. A possible way of avoiding the singularity in the Ruderman-Kittel perturbation theory in 1D is described.
Cite
@article{arxiv.1701.06198,
title = {On calculation of RKKY range function in one dimension},
author = {Tomasz M. Rusin and Wlodek Zawadzki},
journal= {arXiv preprint arXiv:1701.06198},
year = {2017}
}
Comments
6 pages, 5 figures, some text added, accepted to: Journal of Magnetism and Magnetic Materials