An emergent universe supported by a nonlinear sigma model
Abstract
We suggest the use of a nonlinear sigma model as the source which supports an emergent universe. The two-component nonlinear sigma model is considered as the simplest model containing inflaton and auxiliary chiral fields.
- Publication:
-
Classical and Quantum Gravity
- Pub Date:
- April 2009
- DOI:
- arXiv:
- arXiv:0904.0773
- Bibcode:
- 2009CQGra..26g5017B
- Keywords:
-
- General Relativity and Quantum Cosmology
- E-Print:
- 10 pages, To appear in Class. Quantum. Grav