Affleck-Dine baryogenesis after thermal inflation
- 15 November 1996
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 54 (10) , 6032-6039
- https://doi.org/10.1103/physrevd.54.6032
Abstract
We argue that an extension of the minimal supersymmetric standard model (MSSM) that gives rise to viable thermal inflation, and so does not suffer from a Polonyi or moduli problem, should contain right-handed neutrinos which acquire their masses due to the vacuum expectation value of the flaton that drives thermal inflation. This strongly disfavors SO(10) grand unified theories. The term of the MSSM should also arise due to the VEV of the flaton. With the extra assumption that , but, of course, , we show that a complicated Affleck-Dine-type baryogenesis employing an -flat direction can naturally generate the baryon asymmetry of the Universe.
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