A dense dark matter core of the subhalo in the strong lensing system JVAS B1938+666

Lei Lei, Yi-Ying Wang, Qiao Li +7

The nature of dark matter remains unknown, motivating the study of fuzzy/wave dark matter (FDM/$\ddot{I}ˆ$DM) and self-interacting dark matter (SIDM) as alternative frameworks to address…