Results 11 to 20 of about 1,250,492 (368)

Neutron-Neutron Fusion [PDF]

open access: yesPhysics Letters B, 2005
The neutron-neutron fusion process, $nn\to de\nu$, at very low neutron energies is studied in the framework of pionless effective field theory that incorporates dibaryon fields.
Ando   +53 more
core   +3 more sources

Neutron Skins and Neutron Stars [PDF]

open access: yesAIP Conference Proceedings, 2013
The neutron-skin thickness of heavy nuclei provides a fundamental link to the equation of state of neutron-rich matter, and hence to the properties of neutron stars.
Piekarewicz, J.
core   +3 more sources

Neutron-mirror neutron mixing and neutron stars [PDF]

open access: yesThe European Physical Journal C, 2021
AbstractThe oscillation of neutron n into mirror neutron $$n'$$ n ′ , its mass degenerate partner from dark mirror sector, can gradually transform the neutron stars into the mixed stars consisting in part of mirror dark matter. In quark stars $$n-n'$$
Berezhiani Z.   +3 more
openaire   +4 more sources

GW170817: Observation of Gravitational Waves from a Binary Neutron Star Inspiral [PDF]

open access: yesPhysical Review Letters, 2017
On August 17, 2017 at 12:41:04 UTC the Advanced LIGO and Advanced Virgo gravitational-wave detectors made their first observation of a binary neutron star inspiral.
The Ligo Scientific Collaboration   +1 more
semanticscholar   +2 more sources

Constraints on the Dense Matter Equation of State and Neutron Star Properties from NICER’s Mass–Radius Estimate of PSR J0740+6620 and Multimessenger Observations [PDF]

open access: yesAstrophysical Journal Letters, 2021
In recent years our understanding of the dense matter equation of state (EOS) of neutron stars has significantly improved by analyzing multimessenger data from radio/X-ray pulsars, gravitational wave events, and from nuclear physics constraints.
G. Raaijmakers   +9 more
semanticscholar   +1 more source

Multi-messenger Observations of a Binary Neutron Star Merger [PDF]

open access: yesProceedings of Multifrequency Behaviour of High Energy Cosmic Sources - XIII — PoS(MULTIF2019), 2019
On 2017 August 17 a binary neutron star coalescence candidate (later designated GW170817) with merger time 12:41:04 UTC was observed through gravitational waves by the Advanced LIGO and Advanced Virgo detectors.
B. Abbott   +499 more
semanticscholar   +2 more sources

Measurement of the Permanent Electric Dipole Moment of the Neutron. [PDF]

open access: yesPhysical Review Letters, 2020
We present the result of an experiment to measure the electric dipole moment (EDM) of the neutron at the Paul Scherrer Institute using Ramsey's method of separated oscillating magnetic fields with ultracold neutrons.
C. Abel   +83 more
semanticscholar   +1 more source

Neutron–Mirror-Neutron Oscillation and Neutron Star Cooling

open access: yesPhysical Review Letters, 2022
It was pointed out in a recent paper that the observed cooling rate of old, cold neutron stars (NS) can provide an upper limit on the transition rate of neutron to mirror neutron ($n-n'$). This limit is so stringent that it would preclude any discovery of $n \to n'$ oscillation in the current round of terrestrial searches for the process.
Itzhak Goldman   +3 more
openaire   +3 more sources

PSR J0030+0451 Mass and Radius from NICER Data and Implications for the Properties of Neutron Star Matter [PDF]

open access: yesAstrophysical Journal, 2019
Neutron stars are not only of astrophysical interest, but are also of great interest to nuclear physicists because their attributes can be used to determine the properties of the dense matter in their cores.
M. Miller   +22 more
semanticscholar   +1 more source

Ab initio predictions link the neutron skin of 208Pb to nuclear forces [PDF]

open access: yesNature Physics, 2021
Heavy atomic nuclei have an excess of neutrons over protons, which leads to the formation of a neutron skin whose thickness is sensitive to details of the nuclear force.
Baishan Hu   +10 more
semanticscholar   +1 more source

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