New ACT and DESI data yield model-dependent upper limits on sum of neutrino masses, with holographic dark energy giving the tightest bounds and a consistent preference for degenerate hierarchy.
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The mild open-universe signal in late-Universe data is an artifact of assuming the basic ΛCDM model rather than evidence for genuine spatial curvature.
citing papers explorer
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Measuring neutrino mass in light of ACT DR6 and DESI DR2
New ACT and DESI data yield model-dependent upper limits on sum of neutrino masses, with holographic dark energy giving the tightest bounds and a consistent preference for degenerate hierarchy.
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The open-Universe signal: A model artifact rather than genuine curvature
The mild open-universe signal in late-Universe data is an artifact of assuming the basic ΛCDM model rather than evidence for genuine spatial curvature.