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. 2022 Jun 8;606(7913):276–280. doi: 10.1038/s41586-022-04750-w

Fig. 1. Constraints on the EOS of neutron-star matter.

Fig. 1

ad, Evolution of the pressure as a function of baryon number density for the EOS prior (a, grey), when including only data from multi-messenger neutron-star observations (b, green), when including only HIC data (c, orange), and when combining both (d, blue). The shading corresponds to the 95% and 68% credible intervals (lightest to darkest). The impact of the HIC experimental constraint (HIC data, purple lines at 95% and 68%) on the EOS is shown in c. In bd, the 95% prior bound is shown for comparison (grey dashed lines). e, f, Posterior distributions for the pressure at 1.5nsat (e) and 2.5nsat (f) at different stages of our analysis, with the combined Astro + HIC region shaded in light blue.