Joint analysis of DESI DR2, Pantheon+, and cosmic chronometers yields a mild statistical preference for time-varying dark energy over LambdaCDM, though constraints on the evolution remain moderate.
Camphuiset al.[SPT-3G], Phys
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Lensing amplitude A_L deviates from 1 at up to 3.06 sigma in combined datasets while other phenomenological amplitudes remain consistent with Lambda CDM or are poorly constrained.
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Probing the Evolution of Dark Energy: A Joint Analysis of DESI DR2, Pantheon+, and Cosmic Chronometers
Joint analysis of DESI DR2, Pantheon+, and cosmic chronometers yields a mild statistical preference for time-varying dark energy over LambdaCDM, though constraints on the evolution remain moderate.
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Constraints on Phenomenological Amplitudes of CMB Anisotropy with Multi-Datasets
Lensing amplitude A_L deviates from 1 at up to 3.06 sigma in combined datasets while other phenomenological amplitudes remain consistent with Lambda CDM or are poorly constrained.