Fuzzy dark matter soliton as gravitational lens

Ke Wang, M. Le Delliou

The Schrödinger-Poisson (SP) equations predict fuzzy dark matter (FDM) solitons. Given the FDM mass $\sim 10^{-20}\mathrm{eV}/{\mathrm{c}}^2$, the FDM soliton in the Milky Way is massive $\sim 10…