Fitting four wCDM dark energy parameterizations to Planck 2020, DESI, and late-time data still favors ΛCDM, with newer data giving tighter constraints.
The simplest and most widely accepted explanation is the ΛCDM cosmological model
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Testing Planck 2020 and DESI data on wCDM Models
Fitting four wCDM dark energy parameterizations to Planck 2020, DESI, and late-time data still favors ΛCDM, with newer data giving tighter constraints.