Steven J. Clark

activity

20162026

most cited21cm Limits on Decaying Dark Matter and Primordial Black Holes

145 citations · 394 across the 11 of their papers we have counts for

collaborators

Showing 2021Show all

2 papers · 1 filter

astro-ph.CO2021

The $H_{0}$ and $S_{8}$ tensions necessitate early and late time changes to $Λ$ CDM

Steven J. Clark, Kyriakos Vattis, JiJi Fan +1

An only early or only late time alteration to $Λ$ CDM has been inadequate at resolving both the $H_{0}$ and $S_{8}$ tensions simultaneously; however, a combination of early and late tim…

gr-qc2021★ 4 cited

Black hole and cosmological analysis of BF sequestered gravity

Stephon Alexander, Steven J. Clark, Gabriel Herczeg +1

We study a minimal extension of a recently proposed modification of general relativity that draws on concepts from topological field theory to resolve aspects of the cosmological c…

The H0​ and S8​ tensions necessitate early and late time changes to ΛCDM

Black hole and cosmological analysis of BF sequestered gravity

The $H_{0}$ and $S_{8}$ tensions necessitate early and late time changes to $Λ$ CDM