Collective modes in superfluid helium when there is a relative velocity between the normal and superfluid components

• Published in: Физика низких температур
• Date: 2008
• Main Authors: Adamenko, I.N., Nemchenko, K.E., Slipko, V.A., Wyatt, A.F.G.
• Format: Article
• Language: English
• Published: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2008
• Subjects: Жидкий гелий
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/116916
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: Collective modes in superfluid helium when there is
 a relative velocity between the normal and superfluid
 components / I.N. Adamenko, K.E. Nemchenko, V.A. Slipko, A.F.G. Wyatt // Физика низких температур. — 2008. — Т. 34, № 4-5. — С. 357–366. — Бібліогр.: 17 назв. — англ.

Collective modes are studied in superfluid helium when the normal and superfluid components have a
 relative velocity w. In this paper the general dispersion relation for first and second sound modes is obtained
 for arbitrary values of w, and we have found the relationship between t...