A two-parameter model in which axion dark matter is driven out of equilibrium at late times fits SH0ES and DESI data with H0 ≈ 73 km/s/Mpc, but only when the SH0ES prior is included.
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Gravitationally induced particle creation models fit cosmological data as well as ΛCDM and reduce the Hubble tension from 4.3σ to 2.4–3σ.
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Modifying $\Lambda$CDM dynamics via out-of-equilibrium axions: reconciling SH0ES and DESI $H_0$ values
A two-parameter model in which axion dark matter is driven out of equilibrium at late times fits SH0ES and DESI data with H0 ≈ 73 km/s/Mpc, but only when the SH0ES prior is included.
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Revisiting the Matter Creation Process: Observational Constraints on Gravitationally Induced Dark Energy and the Hubble Tension
Gravitationally induced particle creation models fit cosmological data as well as ΛCDM and reduce the Hubble tension from 4.3σ to 2.4–3σ.