Fig. 7: The best-fitting generalized Navarro-Frenk-White (gNFW) profile of NGC 4451 (purple solid line) with a 95% confidence region (gray shade). | Communications Physics

Fig. 7: The best-fitting generalized Navarro-Frenk-White (gNFW) profile of NGC 4451 (purple solid line) with a 95% confidence region (gray shade).

From: Detecting extragalactic axion-like dark matter with polarization measurements of fast radio bursts

Fig. 7

The relation between the dark matter (DM) density ρ(r) and the distance r from the galaxy center is displayed (see Equation (6)). The location of FRB 20220912A (red dashed line) and the estimated DM density near our Earth based on the Galactic NFW profile (orange dashed line) are indicated.

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