
Second virial coefficient of He4 in the temperature range from 2 to 20 K
Author(s) -
Marjorie E. Boyd,
Sigurd Yves Larsen,
H.H. Plumb
Publication year - 1968
Publication title -
journal of research of the national bureau of standards. section a. physics and chemistry
Language(s) - English
Resource type - Journals
eISSN - 2376-5704
pISSN - 0022-4332
DOI - 10.6028/jres.072a.016
Subject(s) - virial coefficient , range (aeronautics) , thermodynamics , atmospheric temperature range , interferometry , materials science , physics , optics , composite material
We present preliminary values for the second virial coefficient of He 4 in the temperature range from 2 to 20 °K. They were derived from recent sound velocity measurements in the gas made by Plumb and Cataland using an ultrasonic interferometer.