Absence of Phason Contribution in the Specific Heat of Potassium
Phys. Rev. Lett. 49, 1653 – Published 29 November, 1982
DOI: https://doi.org/10.1103/PhysRevLett.49.1653
Abstract
The specific heat of potassium has been measured between 0.33 and 20 K, on an accurate and well-documented temperature scale. The results show no evidence of the previously reported phason contribution.