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1,167 claims from 736 papers are on the record. 43 have been checked so far; the other 1,124 have no check with a result yet.

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Status: Unchecked ×Keyword: neutrino mass ×Clear all

4 claims from 2 papers

1. Physics and Astronomy › Cosmology and Gravitation Theories

   Planck 2018 results

   Aghanim, Akrami, Ashdown et al. · Astronomy and Astrophysics · 2020

   Final full-mission Planck cosmic microwave background data, with temperature, polarization and lensing, are used to measure cosmological parameters, finding good consistency with the standard six-parameter ΛCDM model.

   Unchecked2 claims
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   1. UncheckedPlanck's combined analysis gives dark matter and baryon densities, spectral index and optical depth, each with stated 68% uncertainties, in base ΛCDM.“A combined analysis gives dark matter density Ω c h 2 = 0.120 ± 0.001, baryon density Ω b h 2 = 0.0224 ± 0.0001, scalar spectral index n s = 0.965 ± 0.004, and optical depth τ = 0.054 ± 0.007 (in this abstract we quote 68% confidence regions on measured parameters and 95% on upper limits).”
   2. UncheckedPlanck with BAO data gives N_eff = 2.99 ± 0.17, matching the Standard Model's 3.046, and limits the summed neutrino mass to below 0.12 eV.“Combining with baryon acoustic oscillation (BAO) measurements (and considering single-parameter extensions) we constrain the effective extra relativistic degrees of freedom to be N eff = 2.99 ± 0.17, in agreement with the Standard Model prediction N eff = 3.046, and find that the neutrino mass is t…”

2. Physics and Astronomy › Cosmology and Gravitation Theories

   Neutrino mass tension or suppressed growth rate of matter perturbations?

   Giarè, Mena, Specogna and Di Valentino · Physical review. D/Physical review. D. · 2025

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   1. Unchecked“We show that allowing $γ$ to vary significantly relaxes the neutrino mass bounds to $\sum m_ν\lesssim 0.13$-$0.2$ eV, removing any tension with terrestrial constraints without altering the inferred value of $Ω_\mathrm{m}$.”
   2. Unchecked“However, this comes at the cost of departing from standard growth predictions: to have $\sum m_ν\gtrsim 0.06$ eV one needs $γ> 0.55$, and we find a consistent preference for $γ> 0.55$ at the level of $\sim 2σ$.”