3 papers
astro-ph.CO2026
21 cm forest one-dimensional power spectrum as an indirect probe of dark matter particles and primordial black holes
Meng-Lin Zhao, Yue Shao, Sai Wang +1
Understanding the nature of dark matter (DM) particles remains a pivotal challenge in modern cosmology. Current cosmological research on these phenomena primarily utilizes cosmic m…
astro-ph.CO2025
Prospects for probing dark matter particles and primordial black holes with the Hongmeng mission using the 21 cm global spectrum at cosmic dawn
Meng-Lin Zhao, Sai Wang, Xin Zhang
Probing dark matter particles and primordial black holes remains a pivotal challenge in modern cosmology. Exotic energy injections from dark matter annihilation, decay, and PBH Haw…
astro-ph.HE2024
Search for the Hawking radiation of primordial black holes: prospective sensitivity of LHAASO
Chen Yang, Sai Wang, Meng-Lin Zhao +1
Primordial black holes (PBHs), more generally, BHs, undergo evaporation and, in principle, will end their lives in bursts of very high-energy gamma rays. The notable aspect of the…