Abstract
The density of vortex excitations and their contribution to the specific heat are discussed for the Villain planar model. Exact results are derived for the low- and high-temperature limits, and a renormalization-group interpolation scheme is developed for intermediate temperatures.
Original language | English (US) |
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Pages (from-to) | 6008-6012 |
Number of pages | 5 |
Journal | Physical Review B |
Volume | 23 |
Issue number | 11 |
DOIs | |
State | Published - 1981 |
ASJC Scopus subject areas
- Condensed Matter Physics