Cosmological scalar field 𝝓CDM models

27 Apr 2023, 12:40
15m
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Speaker

Dr Olga Avsajanishvili (E. Kharadze Georgian National Astrophysical Observatory, Tbilisi, Georgia)

Description

Cosmological models beyond the standard Lambda Cold Dark Matter (ΛCDM) scenario, namely the scalar field 𝝓CDM models are considered in this talk. The dynamics of the universe and the large-scale structure growth rate in these models in comparison with the standard spatially-flat ΛCDM model are investigated. Constraints on model parameters of 𝝓CDM models from various data sets are presented.

Author

Dr Olga Avsajanishvili (E. Kharadze Georgian National Astrophysical Observatory, Tbilisi, Georgia)

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