Progress on Old and New Themes in cosmology (PONT) 2020

Accelerated universe from non-extensive entropy

11 Dec 2020, 10:00

20m

Chambre du Trésorier (Palais des Papes, Avignon)

Contributed talks

Speaker

Ahmad Sheykhi

Description

We derive the modified Friedmann equations based on non-extensive Tsallis thermodynamics. This model admits an accelerated expansion for the universe filled by ordinary matter and without needing dark energy. The age problem can also be alleviated in this model.

Presentation materials

4.Sheykhi Avignon-2020.pdf