Results 61 to 70 of about 1,250,492 (368)

Neutron Star Extreme Matter Observatory: A kilohertz-band gravitational-wave detector in the global network [PDF]

open access: yesPublications Astronomical Society of Australia, 2020
Gravitational waves from coalescing neutron stars encode information about nuclear matter at extreme densities, inaccessible by laboratory experiments. The late inspiral is influenced by the presence of tides, which depend on the neutron star equation of
K. Ackley   +162 more
semanticscholar   +1 more source

Neutron skins and neutron stars

open access: yesPhysical Review C, 2012
Background: The neutron skin of a heavy nucleus as well as many neutron-star properties are highly sensitive to the poorly constrained density dependence of the symmetry energy. Purpose: To provide for the first time meaningful theoretical errors and to assess the degree of correlation between the neutron-skin thickness of ${}^{208}$Pb and several ...
Farrukh J. Fattoyev   +2 more
openaire   +4 more sources

A Focusing Supermirror for Time-of-Flight Grazing-Incidence Small-Angle Neutron Scattering Measurement

open access: yesQuantum Beam Science
This study developed a neutron-beam-focusing supermirror for grazing-incidence small-angle neutron scattering (GISANS) measurements. We adopted point-to-point beam focusing based on an ellipse whose two foci correspond to a virtual point source and a ...
Dai Yamazaki   +6 more
doaj   +1 more source

A Study on Radiation Level at the Treatment Plane Due to Induced Activity in Linear Accelerator Head

open access: yesJournal of Medical Physics
Background: The induced activity is produced in the target, monitor chamber, flattening filter (FF), collimating jaws, etc., when a high-energy photon beam is utilized for radiation therapy.
Sonal Varshney   +3 more
doaj   +1 more source

Determination of the Theoretical Spectrum of Gamma Emission Generated by DGNAA in Samples of Ashes of Thermal Power Plants

open access: yesProceedings, 2018
In this article the methodology for the determination of the theoretical gamma spectrum originated by applying DGNAA (delayed gamma neutron analysis activation) techniques for the elemental analysis of ash from thermal power plants is exposed.
German Marcos-Robredo   +3 more
doaj   +1 more source

Multi-messenger observations of neutron rich matter

open access: yes, 2011
Neutron rich matter is central to many fundamental questions in nuclear physics and astrophysics. Moreover, this material is being studied with an extraordinary variety of new tools such as the Facility for Rare Isotope Beams (FRIB) and the Laser ...
Horowitz, C. J.
core   +2 more sources

Implications of the Neutron Star Merger GW170817 for Cosmological Scalar-Tensor Theories. [PDF]

open access: yesPhysical Review Letters, 2017
The LIGO and VIRGO Collaborations have recently announced the detection of gravitational waves from a neutron star-neutron star merger (GW170817) and the simultaneous measurement of an optical counterpart (the γ-ray burst GRB 170817A).
Jeremy Sakstein, B. Jain
semanticscholar   +1 more source

Studies of Ancient Russian Cultural Objects Using the Neutron Tomography Method

open access: yesJournal of Imaging, 2018
Neutron radiography and tomography is a non-destructive method that provides detailed information about the internal structure of cultural heritage objects.
Sergey Kichanov   +6 more
doaj   +1 more source

Stress Measurement of Stainless Steel Piping Welds by Complementary Use of High-Energy Synchrotron X-rays and Neutrons

open access: yesQuantum Beam Science, 2023
Probabilistic fracture mechanics (PFM) is increasingly recognized as a viable approach for evaluating the structural integrity of nuclear components, such as piping, primarily affected by stress corrosion cracking (SCC).
Yasufumi Miura   +3 more
doaj   +1 more source

Initial data for black hole-neutron star binaries, with rotating stars [PDF]

open access: yes, 2016
The coalescence of a neutron star with a black hole is a primary science target of ground-based gravitational wave detectors. Constraining or measuring the neutron star spin directly from gravitational wave observations requires knowledge of the ...
Foucart, Francois   +6 more
core   +2 more sources

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