Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements

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Standard

Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements. / Greif, S. K.; Hebeler, K.; Lattimer, J. M.; Pethick, C. J.; Schwenk, A.

I: Astrophysical Journal, Bind 901, Nr. 2, 155, 10.2020.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Greif, SK, Hebeler, K, Lattimer, JM, Pethick, CJ & Schwenk, A 2020, 'Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements', Astrophysical Journal, bind 901, nr. 2, 155. https://doi.org/10.3847/1538-4357/abaf55

APA

Greif, S. K., Hebeler, K., Lattimer, J. M., Pethick, C. J., & Schwenk, A. (2020). Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements. Astrophysical Journal, 901(2), [155]. https://doi.org/10.3847/1538-4357/abaf55

Vancouver

Greif SK, Hebeler K, Lattimer JM, Pethick CJ, Schwenk A. Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements. Astrophysical Journal. 2020 okt.;901(2). 155. https://doi.org/10.3847/1538-4357/abaf55

Author

Greif, S. K. ; Hebeler, K. ; Lattimer, J. M. ; Pethick, C. J. ; Schwenk, A. / Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements. I: Astrophysical Journal. 2020 ; Bind 901, Nr. 2.

Bibtex

@article{f77d83caf2cb461bbf666c495a5522b1,
title = "Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements",
abstract = "We explore constraints on the equation of state (EOS) of neutron-rich matter based on microscopic calculations up to nuclear densities and observations of neutron stars. In a previous work we showed that predictions based on modern nuclear interactions derived within chiral effective field theory and the observation of two-solar-mass neutron stars result in a robust uncertainty range for neutron star radii and the EOS over a wide range of densities. In this work we extend this study, employing both the piecewise polytrope extension from Hebeler et al. as well as the speed of sound model of Greif et al., and show that moment of inertia measurements of neutron stars can significantly improve the constraints on the EOS and neutron star radii.",
keywords = "Neutron stars, Nuclear astrophysics, ROTATING RELATIVISTIC STARS, MATTER, FORCES",
author = "Greif, {S. K.} and K. Hebeler and Lattimer, {J. M.} and Pethick, {C. J.} and A. Schwenk",
year = "2020",
month = oct,
doi = "10.3847/1538-4357/abaf55",
language = "English",
volume = "901",
journal = "Astrophysical Journal",
issn = "0004-637X",
publisher = "Institute of Physics Publishing, Inc",
number = "2",

}

RIS

TY - JOUR

T1 - Equation of State Constraints from Nuclear Physics, Neutron Star Masses, and Future Moment of Inertia Measurements

AU - Greif, S. K.

AU - Hebeler, K.

AU - Lattimer, J. M.

AU - Pethick, C. J.

AU - Schwenk, A.

PY - 2020/10

Y1 - 2020/10

N2 - We explore constraints on the equation of state (EOS) of neutron-rich matter based on microscopic calculations up to nuclear densities and observations of neutron stars. In a previous work we showed that predictions based on modern nuclear interactions derived within chiral effective field theory and the observation of two-solar-mass neutron stars result in a robust uncertainty range for neutron star radii and the EOS over a wide range of densities. In this work we extend this study, employing both the piecewise polytrope extension from Hebeler et al. as well as the speed of sound model of Greif et al., and show that moment of inertia measurements of neutron stars can significantly improve the constraints on the EOS and neutron star radii.

AB - We explore constraints on the equation of state (EOS) of neutron-rich matter based on microscopic calculations up to nuclear densities and observations of neutron stars. In a previous work we showed that predictions based on modern nuclear interactions derived within chiral effective field theory and the observation of two-solar-mass neutron stars result in a robust uncertainty range for neutron star radii and the EOS over a wide range of densities. In this work we extend this study, employing both the piecewise polytrope extension from Hebeler et al. as well as the speed of sound model of Greif et al., and show that moment of inertia measurements of neutron stars can significantly improve the constraints on the EOS and neutron star radii.

KW - Neutron stars

KW - Nuclear astrophysics

KW - ROTATING RELATIVISTIC STARS

KW - MATTER

KW - FORCES

U2 - 10.3847/1538-4357/abaf55

DO - 10.3847/1538-4357/abaf55

M3 - Journal article

VL - 901

JO - Astrophysical Journal

JF - Astrophysical Journal

SN - 0004-637X

IS - 2

M1 - 155

ER -

ID: 250552783