Results 61 to 70 of about 910,791 (369)

Superluminal motion of a relativistic jet in the neutron-star merger GW170817 [PDF]

open access: yesNature, 2018
The binary neutron-star merger GW1708171 was accompanied by radiation across the electromagnetic spectrum2 and localized2 to the galaxy NGC 4993 at a distance3 of about 41 megaparsecs from Earth.
K. Mooley   +10 more
semanticscholar   +1 more source

Effects of Symmetry Energy on the Equation of State for Simulations of Core-collapse Supernovae and Neutron-star Mergers [PDF]

open access: yesAstrophysical Journal, 2020
We construct a new equation of state (EOS) for numerical simulations of core-collapse supernovae and neutron-star mergers based on an extended relativistic mean-field model with a small symmetry energy slope L, which is compatible with both experimental ...
Hong Shen   +3 more
semanticscholar   +1 more source

Neutron Stars

open access: yes, 2023
Neutron stars are highly compact astrophysical objects and therefore of utmost relevance to learn about theories of gravity. Whereas the proper equation of state of the nuclear matter inside neutron stars is not yet known, and a wide range of equations of state is still compatible with observations, this uncertainty can be overcome to a large extent ...
openaire   +2 more sources

Neutron stars for undergraduates [PDF]

open access: yesAmerican Journal of Physics, 2004
The calculation of the structure of white dwarf and neutron stars is a suitable topic for an undergraduate thesis or an advanced special topics or independent study course. The subject is rich in many different areas of physics, ranging from thermodynamics to quantum statistics to nuclear physics to special and general relativity.
Sanjay Reddy, Richard R. Silbar
openaire   +4 more sources

Astrophysical and Theoretical Physics Implications from Multimessenger Neutron Star Observations. [PDF]

open access: yesPhysical Review Letters, 2020
The Neutron Star Interior Composition Explorer (NICER) recently measured the mass and equatorial radius of the isolated neutron star PSR J0030+0451.
Hector O. Silva   +3 more
semanticscholar   +1 more source

A novel solution to the hyperon-puzzle in neutron stars [PDF]

open access: yesEPJ Web of Conferences
Hyperons are baryons with strangeness content and heavier than nucleons. Due to the high densities in the neutron star interior, they are energetically allowed to appear.
Chorozidou Arsenia, Gaitanos Theodoros
doaj   +1 more source

On the minimum and maximum mass of neutron stars and the delayed collapse [PDF]

open access: yes, 2000
The minimum and maximum mass of protoneutron stars and neutron stars are investigated. The hot dense matter is described by relativistic (including hyperons) and non-relativistic equations of state.
Baumgarte   +36 more
core   +2 more sources

Quasiequilibrium sequences of black-hole--neutron-star binaries in general relativity [PDF]

open access: yes, 2006
We construct quasiequilibrium sequences of black hole-neutron star binaries for arbitrary mass ratios by solving the constraint equations of general relativity in the conformal thin-sandwich decomposition.
B. Carter   +9 more
core   +2 more sources

Strangeness in neutron stars [PDF]

open access: yesNuclear Physics A, 2005
Invited review talk at the VIII International Conference on Hypernuclear and Strange Particle Physics, Jefferson Lab, Newport News, Virginia, October 14-18, 2003.
openaire   +4 more sources

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

open access: yesAstrophysical Journal, 2020
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.
S. K. Greif   +4 more
semanticscholar   +1 more source

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