Comment on rotons in two-dimensional liquid helium II. [Bijl-Feynman theory]
Journal Article
·
· J. Low Temp. Phys.; (United States)
- Technische Univ., Munich
The spectrum of rotons in two-dimensional liquid helium II is estimated within the Bijl--Feynman theory. Due to stronger short-range order and more effective back flow, the roton gap ..delta.. is found to be about half as big as the bulk roton energy.
- OSTI ID:
- 7122128
- Journal Information:
- J. Low Temp. Phys.; (United States), Journal Name: J. Low Temp. Phys.; (United States) Vol. 25:5/6; ISSN JLTPA
- Country of Publication:
- United States
- Language:
- English
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