Three-phonon process and the propagation of sound in liquid helium-4

B. M. Abraham*, Y. Eckstein, J. B. Ketterson, M. Kuchnir

*Corresponding author for this work

Research output: Contribution to journalArticle

16 Scopus citations

Abstract

The current theoretical formulations of the three-phonon mechanism for the velocity dispersion and for the attenuation of sound in liquid He-4 are shown to be incompatible with new experimental data presented here.

Original languageEnglish (US)
Pages (from-to)690-692
Number of pages3
JournalPhysical review letters
Volume19
Issue number12
DOIs
StatePublished - Dec 1 1967

ASJC Scopus subject areas

  • Physics and Astronomy(all)

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