Phase Transition in O2
Abstract
The paper presents an example of a one-parameter group of automorphisms on the Cuntz algebra O2 for which the KMS states exhibit a phase transition. The factor type of the extremal KMS states are determined.
- Publication:
-
Communications in Mathematical Physics
- Pub Date:
- January 2017
- DOI:
- 10.1007/s00220-016-2742-4
- arXiv:
- arXiv:1510.07513
- Bibcode:
- 2017CMaPh.349..481T
- Keywords:
-
- Mathematics - Operator Algebras;
- Mathematical Physics;
- Mathematics - Dynamical Systems
- E-Print:
- Theorem 2.2 has been corrected in this second version. 11 pages