A new formalism is derived for linear perturbations around an averaged cosmological background that treats backreaction effects as an effective perfect fluid, with applications showing impacts on structure growth in observationally fitted models.
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2 Pith papers cite this work. Polarity classification is still indexing.
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Pith papers citing it
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2025 2verdicts
UNVERDICTED 2representative citing papers
Local structure modeled via Λ-Szekeres patches fitted to Cosmicflows-4 data produces a ~0.5 km/s/Mpc upward shift in H0 from Pantheon+ supernovae, increasing the Hubble tension.
citing papers explorer
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Cosmological perturbations on an averaged background
A new formalism is derived for linear perturbations around an averaged cosmological background that treats backreaction effects as an effective perfect fluid, with applications showing impacts on structure growth in observationally fitted models.
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An effective $\boldsymbol{\Lambda}$-Szekeres modelling of the local Universe with Cosmicflows-4
Local structure modeled via Λ-Szekeres patches fitted to Cosmicflows-4 data produces a ~0.5 km/s/Mpc upward shift in H0 from Pantheon+ supernovae, increasing the Hubble tension.