2 papers
astro-ph.CO2026
Probing Collapsed Dark Matter Halos with Fast Radio Bursts
Yuxuan He, Weiyang Wang, Chen Zhang +1
Observations of ultra-dense substructures in strong lensing systems challenge the standard cosmological model at small scales. Self-interacting dark matter (SIDM), as an alternativ…
astro-ph.HE2026
Bayesian constraints on quark stars from multi-messenger observations
Wen-Jie Xie, Cheng-Jun Xia, Chen Zhang +1
We perform a systematic Bayesian analysis of quark star equations of state under current multimessenger constraints, investigating the impact of prior assumptions and extreme-mass…