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frontier-owneddeclared
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frontiers / frontier
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evidence atoms
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Locator and citation
external sourcelocator
title:Sound horizon calculations in cosmology
imported
2026-05-29T02:16:30.002634+00:00
extraction mode
manual_curation
authors
reviewer:will-blair
Caveats
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theoretical · vf_4b933e79e9490daf
The sound horizon scale at the baryon drag epoch is robustly calculable from first-principles cosmological perturbation theory using measured values of Ω_b h², Ω_c h², and the comoving distance scale; this calculability makes rs a powerful test of exotic early-universe physics.
events
vev_dc57cd00fa597705finding.assertedManual finding added to frontier state
reviewer:will-blair · 2026-05-29
reviewable changes
vpr_6c4affffb3d1e219finding.addManual finding added to frontier state
applied · reviewer:will-blair · 2026-05-29
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