Articles with "postmerger" as a keyword



Dependence of postmerger properties on the thermal heating efficiency in neutron star mergers

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Published in 2025 at "Physical Review D"

DOI: 10.1103/p6s8-khkw

Abstract: We systematically perform numerical-relativity simulations for equal-mass binary neutron star mergers for the models varying the thermal index $\Gamma_{\rm th}$ with three different equations of state (EOSs) of the neutron stars (NSs), which are consistent… read more here.

Keywords: star mergers; postmerger; mass; neutron star ... See more keywords

Merger and Postmerger of Binary Neutron Stars with a Quark-Hadron Crossover Equation of State.

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Published in 2022 at "Physical review letters"

DOI: 10.1103/physrevlett.129.181101

Abstract: Fully general-relativistic binary-neutron-star (BNS) merger simulations with quark-hadron crossover (QHC) equations of state (EOS) are studied for the first time. In contrast to EOS with purely hadronic matter or with a first-order quark-hadron phase transition… read more here.

Keywords: binary neutron; quark hadron; eos; postmerger ... See more keywords

Long-term postmerger simulations of relativistic star coalescence: Formation of toroidal remnants and gravitational wave afterglow

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Published in 2019 at "International Journal of Modern Physics D"

DOI: 10.1142/s0218271819500263

Abstract: It has been estimated that a significant proportion of binary neutron star merger events produce long-lived massive remnants supported by differential rotation and subject to rotational instabilities. To examine formation and oscillation of rapidly rotating… read more here.

Keywords: gravitational wave; term postmerger; postmerger; toroidal ... See more keywords