Archita Bhattacharyya

most citedAre

H_{0}

and

σ_{8}

tensions generic to present cosmological data?

40 citations · 40 across the 2 of their papers we have counts for

collaborators

2 papers

astro-ph.CO2019

Constraining Dark Energy Perturbations: the Role of Early Dark Energy

Archita Bhattacharyya, Supratik Pal

Dark Energy not only has background effects through its equation of state $w_{D E}$ , but also it can cluster through its sound speed $c_{sD E}^{2}$ , subject to certain conditions. As i…

astro-ph.CO2018★ 40 cited

Are $H_{0}$ and $σ_{8}$ tensions generic to present cosmological data?

Archita Bhattacharyya, Ujjaini Alam, Kanhaiya Lal Pandey +2

Yes, for a wide range of cosmological models ( $Λ$ CDM, non-interacting $w_{z}$ CDM or models with possible interactions between dark energy and dark matter, in either phantom or non-ph…

Constraining Dark Energy Perturbations: the Role of Early Dark Energy

Are H0​ and σ8​ tensions generic to present cosmological data?

Are $H_{0}$ and $σ_{8}$ tensions generic to present cosmological data?