| Issue |
Europhys. Lett.
Volume 69, Number 5, March 2005
|
|
|---|---|---|
| Page(s) | 719 - 724 | |
| Section | General | |
| DOI | https://doi.org/10.1209/epl/i2004-10413-1 | |
| Published online | 02 February 2005 | |
Boltzmann entropy and the microcanonical ensemble
Universiteit Antwerpen - Universiteitsplein 1, 2610 Antwerpen, Belgium
Corresponding author: jan.naudts@ua.ac.be
Received:
30
November
2004
Accepted:
23
December
2004
Boltzmann's entropy is slightly modified to make it suitable for discussing phase transitions in finite systems. As an example, it is shown that the pendulum undergoes a second-order phase transition when passing from a vibrational to a rotating state.
PACS: 05.20.Gg – Classical ensemble theory
© EDP Sciences, 2005
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