Challenges in Supersymmetric Cosmology
Abstract
:1. Introduction
2. Inflation from Supersymmetry Breaking
The Set Up
3. Microscopic Model
3.1. The Generalised Fayet-Iliopoulos Model
3.2. Integrating Out Heavy Fields
3.3. Effective K ähler Potential and Superpotential
3.4. Inflation from the Effective Low-Energy Theory
- Region I: with , ,
- Region II: with , ,
- Region III: with , ,
- Region IV: with , .
3.5. The Effective Scalar Potential and Slow-Roll Parameters
4. Fayet-Iliopoulos (Fi) D-Terms in Supergravity
4.1. Review
4.2. The Scalar Potential in a Non R-Symmetry Frame
4.3. Example for Slow-Roll D-Term Inflation
4.4. A Small Field Inflation Model from Supergravity with Observable Tensor-to-Scalar Ratio
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Antoniadis, I.; Chatrabhuti, A. Challenges in Supersymmetric Cosmology. Symmetry 2020, 12, 468. https://doi.org/10.3390/sym12030468
Antoniadis I, Chatrabhuti A. Challenges in Supersymmetric Cosmology. Symmetry. 2020; 12(3):468. https://doi.org/10.3390/sym12030468
Chicago/Turabian StyleAntoniadis, Ignatios, and Auttakit Chatrabhuti. 2020. "Challenges in Supersymmetric Cosmology" Symmetry 12, no. 3: 468. https://doi.org/10.3390/sym12030468