2 papers
gr-qc2025
Solving an Interacting Quintessence Model with a Sound Horizon Initial Condition and its Observational Constraints
Wenzhong Liu, Yabo Wu, Supriya Pan +1
Astronomical observations suggest that the current standard -Cold Dark Matter model in modern cosmology has some discrepancies when fitting the data during the whole expansion h…
astro-ph.CO2012
The quintessence field as a perfect cosmic fluid of constant pressure
Wenzhong Liu, Jun Ouyang, Huanxiong Yang
We study the cosmology of a quintessence scalar field which is equivalent to a non-barotropic perfect fluid of constant pressure. The coincidence problem is alleviated by such a qu…