Hyperonic neutron stars: reconciliation between nuclear properties and NICER and LIGO/VIRGO results
2021
Using an extended version of the Quantum Hadrodynamics (QHD), I propose a new microscopic equation of state (EoS) able to correctly reproduce the main properties of symmetric nuclear matter at the saturation density, as well as produce massive neutron stars and satisfactory results for the radius and the tidal parameter Λ. I show that this EoS can reproduce at least 2.00 solar masses neutron star even when hyperons are present. The constraints about the radius of a 2.00$M_\odot$ and the minimum mass that enables direct Urca effect are also checked.
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