Asymptotic temperature dependence of the superfluid density in liquid $^4$He

Germany); Siegen; Torsten Fliessbach (Fachbereich Physik; University of Siegen

arxiv: cond-mat/9901175 · v1 · submitted 1999-01-19 · ❄️ cond-mat

Asymptotic temperature dependence of the superfluid density in liquid ⁴He

Torsten Fliessbach (Fachbereich Physik , University of Siegen , Siegen , Germany) This is my paper

classification ❄️ cond-mat

keywords dependencetemperatureasymptoticexpressionliquidsuperfluidbetterbose

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In a modified ideal Bose gas model we derive an expression for the temperature dependence of the superfluid fraction in liquid $^4$He. This expression leads to a fit formula for the asymptotic temperature dependence that reproduces the data significantly better than comparable formulas.

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Asymptotic temperature dependence of the superfluid density in liquid ⁴He

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