Abstract
We have determined the thermal expansion of liquid 4He from 0.1 to 0.7 K by comparing the temperature dependence of the constant-density and the constant-pressure sound velocities. The agreement with the theoretical phonon contribution is very good.
Original language | English (US) |
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Pages (from-to) | 251-252 |
Number of pages | 2 |
Journal | Physics Letters A |
Volume | 39 |
Issue number | 3 |
DOIs | |
State | Published - May 8 1972 |
ASJC Scopus subject areas
- Physics and Astronomy(all)