Variations on the Starobinsky Inflationary Model

International Conference on Particle Physics and Astrophysics

物理学;天文学

Fabris, J.C.^1 ; Miranda, T.^1 ; Piattella, O.F.^1

Departamento de Fisica, Universidade Federal Do Espirito Santo, Brazil^1

关键词: Lagrangian;    Model fit;    Observational data;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/798/1/012092/pdf
DOI  :  10.1088/1742-6596/798/1/012092

学科分类：天文学(综合)

来源: IOP

【 摘 要 】

The Starobinsky inflationary model fits very well the observational data. We study some variations around this model by adding an exponential term in the Lagrangian. This modification allows to test the robustness of the Starobinsky model.