Inflation in uplifted supergravities

被引:8
|
作者
de Carlos, B. [1 ]
Casas, J. A.
Guarino, A.
Moreno, J. M.
Seto, O.
机构
[1] Univ Southampton, Sch Phys & Astron, Southampton SO17 1BJ, Hants, England
[2] UAM, Inst Fis Teor, Madrid 28049, Spain
关键词
string theory and cosmology; inflation; cosmology of theories beyond the SM; physics of the early universe;
D O I
10.1088/1475-7516/2007/05/002
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a model of slow roll inflation in the context of effective supergravities arising from string theories. The uplifting of the potential ( to generate de Sitter or Minkowski vacua) is provided by the D-term associated with an anomalous U( 1), in a fully consistent and gauge invariant formulation. We develop a minimal working model which incorporates eternal topological inflation and complies with observational constraints, avoiding the usual obstacles to implementing successful inflation (the. problem and the initial condition problem among others).
引用
收藏
页数:21
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