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astro-ph.CO2025
Dynamical Dark Energy in light of DESI BAO and Full-Shape Data
Quan Zhou, Sibo Zheng
Recently, the DESI BAO data has reported a preference of dynamical dark energy (DDE) over the \LambdaCDM cosmology. Apart from the BAO data, the DDE model should be also sensitive…
astro-ph.CO2025
Interpreting the Hubble tension with a cascade decaying dark matter sector
Quan Zhou, Zixuan Xu, Sibo Zheng
Hubble tension can be alleviated by altering either early- or late-time CDM. With only one of these effects introduced, early dark energy remains the only solution capable of re…