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Ultra-High-Energy Particle Production in Binary Mergers Endowed with Magnetic Fields
Carlos H. Coimbra-Araujo, Rita C. Anjos, Jonas P. Pereira +1
We study the production of ultra-high-energy particles via the Bañados--Silk--West (BSW) mechanism in the pre-merger phase of binary systems detected by LIGO-Virgo-KAGRA. By solvin…
Constraints on QCD-based equation of state of quark stars from neutron star maximum mass, radius, and tidal deformability observations
João V. Zastrow, Jonas P. Pereira, Rafael C. R. de Lima +1
(Abridged) Neutron stars (NSs), the densest known objects composed of matter, provide a unique laboratory to probe whether strange quark matter is the true ground state of matter.…
X-ray pulsed light curves of highly compact neutron stars as probes of scalar-tensor theories of gravity
Tulio Ottoni, Jaziel G. Coelho, Rafael C. R. de Lima +2
The strong gravitational potential of neutron stars (NSs) makes them ideal astrophysical objects for testing extreme gravity phenomena. We explore the potential of NS X-ray pulsed…
Impact of stratified rotation on the moment of inertia of neutron stars
Jonas P. Pereira, Tulio Ottoni, Jaziel G. Coelho +2
Rigid (Uniform) rotation is usually assumed when investigating the properties of mature neutron stars (NSs). Although it simplifies their description, it is an assumption because w…