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Dilaton-induced variations in Planck constant and speed of light: An alternative to Dark Energy

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arxiv 2412.04257 v3 pith:DF47PGQM submitted 2024-12-05 gr-qc hep-thmath-phmath.MP

Dilaton-induced variations in Planck constant and speed of light: An alternative to Dark Energy

classification gr-qc hep-thmath-phmath.MP
keywords dilatonalternativeconstantdarkenergyhbarlightplanck
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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We reveal a novel aspect of scale-invariant actions that allow matter to couple with a dilaton field: $\,$The dynamics of the dilaton can induce variations in the Planck constant $\hbar$ and speed of light $c$. $\,$Our mechanism for generating variable $\hbar$ and $c$ in $\textit{curved}$ spacetimes via the dilaton offers a viable alternative account for late-time cosmic acceleration, bypassing the need for dark energy.

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Cited by 1 Pith paper

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score.

  1. An intrinsic kinematic relation $\boldsymbol{c=\frac{c_{0}}{H_{0}}\,\dot{a}}\,$ inferred from Type Ia supernovae

    astro-ph.CO 2026-01 reject novelty 5.0

    The Pantheon supernova fit in a Dolgov–Barrow varying-speed-of-light cosmology favors the locus (1+ζ)μ=1, interpreted as c∝da/dt.