Asymptotic temperature dependence of the superfluid density in liquid $^4$He
Condensed Matter
2009-10-31 v1
Abstract
In a modified ideal Bose gas model we derive an expression for the temperature dependence of the superfluid fraction in liquid He. This expression leads to a fit formula for the asymptotic temperature dependence that reproduces the data significantly better than comparable formulas.
Cite
@article{arxiv.cond-mat/9901175,
title = {Asymptotic temperature dependence of the superfluid density in liquid $^4$He},
author = {Torsten Fliessbach},
journal= {arXiv preprint arXiv:cond-mat/9901175},
year = {2009}
}
Comments
RevTex, 14 pages, including 5 figures, to be published in Phys. Rev. B