Results 21 to 30 of about 492,459 (298)

Equation-of-State Dependent Features in Shock-Oscillation Modulated Neutrino and Gravitational-Wave Signals from Supernovae [PDF]

open access: yes, 2009
We present 2D hydrodynamic simulations of the long-time accretion phase of a 15 solar mass star after core bounce and before the launch of a supernova explosion.
A. Marek   +65 more
core   +1 more source

Existence and asymptotics of traveling wave fronts for a coupled nonlocal diffusion and difference system with delay

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2019
In this paper, we consider a general study of a recent proposed hematopoietic stem cells model. This model is a combination of nonlocal diffusion equation and difference equation with delay.
Abdennasser Chekroun
doaj   +1 more source

Neutron Star Binary Mergers: The Legacy of GW170817 and Future Prospects

open access: yesUniverse, 2022
In 2015, the Advanced Laser Interferometer Gravitational-wave Observatory (LIGO) and Advanced Virgo began observing the Universe in a revolutionary way. Gravitational waves from cosmic sources were detected for the first time, confirming their existence ...
Giulia Stratta, Francesco Pannarale
doaj   +1 more source

Probing the Internal Composition of Neutron Stars with Gravitational Waves [PDF]

open access: yes, 2015
Gravitational waves from neutron star binary inspirals contain information about the equation of state of supranuclear matter. In the absence of definitive experimental evidence that determines the correct equation of state, a number of diverse models ...
Chatziioannou, Katerina   +4 more
core   +2 more sources

Gravitational waves from the first stars

open access: yesPhysical Review D, 2006
16 pages, 8 ...
Sandick, Pearl   +3 more
openaire   +3 more sources

Inferring the neutron star equation of state from binary inspiral waveforms [PDF]

open access: yes, 2010
The properties of neutron star matter above nuclear density are not precisely known. Gravitational waves emitted from binary neutron stars during their late stages of inspiral and merger contain imprints of the neutron-star equation of state.
Creighton, Jolien D. E.   +5 more
core   +2 more sources

Constraint on Hybrid Stars with Gravitational Wave Events

open access: yesUniverse, 2020
Motivated by the recent discoveries of compact objects from LIGO/Virgo observations, we study the possibility of identifying some of these objects as compact stars made of dark matter called dark stars, or the mix of dark and nuclear matters called ...
Kilar Zhang, Feng-Li Lin
doaj   +1 more source

Continuous Gravitational Wave Emissions from Neutron Stars with Pinned Superfluids in the Core

open access: yesUniverse, 2022
We investigate the effect of a pinned superfluid component on the gravitational wave emissions of a rotating neutron star. The pinning of superfluid vortices to the flux-tubes in the outer core (where the protons are likely to form a type-II ...
Brynmor Haskell   +2 more
doaj   +1 more source

Compact object coalescence rate estimation from short gamma-ray burst observations [PDF]

open access: yes, 2013
Recent observational and theoretical results suggest that Short-duration Gamma-Ray Bursts (SGRBs) are originated by the merger of compact binary systems of two neutron stars or a neutron star and a black hole.
Acernese   +53 more
core   +3 more sources

First direct comparison of non-disrupting neutron star-black hole and binary black hole merger simulations [PDF]

open access: yes, 2013
We present the first direct comparison of numerical simulations of neutron star-black hole and black hole-black hole mergers in full general relativity. We focus on a configuration with non spinning objects and within the most likely range of mass ratio ...
Buchman, Luisa   +9 more
core   +2 more sources

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