Results 81 to 90 of about 910,791 (369)

Is GW190425 Consistent with Being a Neutron Star–Black Hole Merger? [PDF]

open access: yesAstrophysical Journal, 2020
GW190425 is the second neutron star merger event detected by the Advanced LIGO/Virgo detectors. If interpreted as a double neutron star merger, the total gravitational mass is substantially larger than that of the binary systems identified in the Galaxy.
Ming-Zhe Han   +7 more
semanticscholar   +1 more source

Spin effects on neutron star fundamental-mode dynamical tides: Phenomenology and comparison to numerical simulations

open access: yesPhysical Review Research, 2021
Gravitational waves from neutron star binary inspirals contain information on strongly interacting matter in unexplored, extreme regimes. Extracting this requires robust theoretical models of the signatures of matter in the gravitational-wave signals due
Jan Steinhoff   +3 more
doaj   +1 more source

High-Frequency QPOs as a Product of Inner Disk Dynamics around Neutron Stars

open access: yes, 2011
The kHz QPOs observed in a neutron star low mass X-ray binary are likely to be produced in the innermost regions of accretion disk around the neutron star.
Erkut, M. H.
core   +1 more source

Neutrostriction in Neutron Stars [PDF]

open access: yesOld and New Concepts of Physics, 2007
It is demonstrated that not only gravity, but also neutrostriction forces due to optical potential created by coherent elastic neutron-neutron scattering can hold a neutron star together. The latter forces can be stronger than gravitational ones. The effect of these forces on mass, radius and structure of the neutron star is estimated.
openaire   +3 more sources

Deep crustal heating by neutrinos from the surface of accreting neutron stars

open access: yes, 2018
We present a new mechanism for deep crustal heating in accreting neutron stars. Charged pions ($\pi^+$) are produced in nuclear collisions on the neutron star surface during active accretion and upon decay they provide a flux of neutrinos into the ...
Brown, Edward F.   +6 more
core   +1 more source

On magnetized neutron stars [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2015
6 Figures + Appendix.
Débora P. Menezes   +2 more
openaire   +3 more sources

Double and single recycled pulsars: an evolutionary puzzle? [PDF]

open access: yes, 2010
We investigate the statistics of isolated recycled pulsars and double neutron star binaries in the Galactic disk. Since recycled pulsars are believed to form through accretion and spinup in close binaries, the isolated objects presumably originate from ...
Abbott   +83 more
core   +3 more sources

Isolated neutron stars [PDF]

open access: yes, 2006
This is a review of X-ray emission from all types of isolated neutron stars, with an emphasis on rotation-powered pulsars. Topics include magnetospheric and thermal emission, as well as pulsar wind nebulae.
Mallory S. E. Roberts   +2 more
openaire   +2 more sources

Finite Element Modeling of Residual Stress Formation during Nanosecond Laser Ablation of Stainless Steel

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates residual stress formation during single‐spot nanosecond laser ablation of stainless steel. Experimental validation and a parametric study using finite element simulations are employed to analyze thermal effects, ablation dynamics, and stress evolution.
Yutaka Tsumura   +7 more
wiley   +1 more source

Accretion dynamics in neutron star black hole binaries

open access: yes, 2004
We perform three-dimensional, Newtonian hydrodynamic simulations with a nuclear equation of state to investigate the accretion dynamics in neutron star black hole systems.
Balsara   +37 more
core   +2 more sources

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