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The equation of state for neutron stars

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Abstract

We present the results of an improved analysis of the equation of state of matter from metallic to nuclear density which takes into account: (a) in the region of low densities (ϱ<104 g cm−3), the electron correlation energy in the lattice; (b) in the region of medium density (104<ϱ<4.3×1011 g cm−3) a more refined discussion of the electron energy; (c) in the region of large densities (4.3×1011 g cm−3<ϱ) a new method for determining the surface nuclear energy based on the Thomas-Fermi method.

The equation of state which we obtain shows no discontinuity at the boundaries between the different regions.

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Ferrini, F. The equation of state for neutron stars. Astrophys Space Sci 32, 231–247 (1975). https://doi.org/10.1007/BF00646229

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  • DOI: https://doi.org/10.1007/BF00646229

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