The ΛsCDM model with coupled dark sectors reduces the Hubble tension to 1.2σ via late-time expansion changes while keeping the early-universe sound horizon nearly unchanged.
Riess et al.,A comprehensive measurement of the local value of the hubble constant with 1 km/s/mpc uncertainty from the hubble space telescope and the sh0es team,Astrophys
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Alleviating the Hubble Tension Using $\Lambda$sCDM Model: A Coupled Dark Energy - Dark Matter Interaction
The ΛsCDM model with coupled dark sectors reduces the Hubble tension to 1.2σ via late-time expansion changes while keeping the early-universe sound horizon nearly unchanged.