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1,248 claims from 785 papers are on the record. 46 have been checked so far; the other 1,202 have no check with a result yet.

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Keyword: big bang nucleosynthesis ×Clear all

2 claims from 1 paper

1. Physics and Astronomy › Cosmology and Gravitation Theories

   The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters

   Madhavacheril, Qu, Sherwin et al. · The Astrophysical Journal · 2024

   The paper presents cosmological constraints from the ACT DR6 CMB lensing map over 9400 sq. deg., alone and with Planck lensing, and compares them with galaxy lensing surveys and extensions of ΛCDM.

   Unchecked2 claims
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   1. UncheckedRe-analysed with uniform assumptions, S_8 from KiDS, DES and HSC galaxy surveys comes out lower than from ACT+Planck CMB lensing, by 1.7 to 2.1 sigma.“To compare these constraints to those from the KiDS, DES, and HSC galaxy surveys, we revisit those data sets with a uniform set of assumptions, and find $S_8$ from all three surveys are lower than that from ACT+Planck lensing by varying levels ranging from 1.7-2.1$σ$.”
   2. UncheckedCombining ACT CMB lensing with CMB anisotropies, the paper limits the summed neutrino masses to below 0.13 eV at 95% confidence.“We combine our CMB lensing measurements with CMB anisotropies to constrain extensions of $Λ$CDM, limiting the sum of the neutrino masses to $\sum m_ν < 0.13$ eV (95% c.l.), for example.”