2 papers
astro-ph.CO2026
The velocity coherence scale: a novel probe of cosmic homogeneity and a potential standard ruler
Leonardo Giani, Cullan Howlett, Chris Blake +2
We introduce the velocity coherence scale , the scale at which the spherical volume average of the trace of the velocity correlation tensor transitions from scaling faster tha…
astro-ph.CO2025
The role of peculiar velocity uncertainties in standard siren cosmology
Chris Blake, Ryan J. Turner
Local distance indicators such as standard sirens, in combination with spectroscopic redshift measurements of their host galaxies, allow us to estimate the present-day expansion ra…