116 citations · 750 across the 26 of their papers we have counts for
29 papers
On the Complexity of Linear Programs with Parametric Constraint Matrices
Laurie Boveroux, Margarida Carvalho, Andrea Lodi +1
While sensitivity analysis for linear programs with parametric right- hand side vectors is well established, cases involving parametric constraint matrices remain less explored. To…
Thermal evolution of neo-neutron stars. II. Temperature-dependent crusts
Sagnik Chatterjee, Mikhail V. Beznogov, Dany Page +1
The neo-neutron star phase is an intermediate stage in the evolution from a hot, lepton-rich compact object, which is formed in the aftermath of a core-collapse supernova or an acc…
Bayesian inference of the dense matter equation of state built upon extended Skyrme interactions: A generalization
Mikhail V. Beznogov, Adriana R. Raduta
The nonrelativistic theory of nuclear matter (NM) based on Brussels-Skyrme interactions is employed to develop models for dense and neutron-rich matter within a Bayesian framework.…
New ab initio constrained extended Skyrme equations of state for simulations of neutron stars, supernovae and binary mergers: II. Thermal response in the suprasaturation density domain
Adriana R. Raduta, Mikhail V. Beznogov
Numerical simulations of core-collapse supernovae, mergers of binary neutron stars and formation of stellar black holes, which employed standard Skyrme interactions, established cl…
New {\em ab initio} constrained extended Skyrme equations of state for simulations of neutron stars, supernovae and binary mergers: I. Subsaturation density domain
Adriana R. Raduta, Mikhail V. Beznogov
In numerical simulations of core-collapse supernova and binary neutron stars mergers, information about the energetics and composition of matter is implemented via external tables…
On the Inner Crusts of Neo-Neutron Stars: exotic light nuclei, diffusional and thermodynamical stability
Mikhail V. Beznogov, Adriana R. Raduta
Based on an extended nuclear statistical equilibrium model, we investigate the properties of non-accreted crusts of young and warm neo-neutron stars, i.e., of finite-temperature in…
Bayesian inference of the dense matter equation of state built upon extended Skyrme interactions
Mikhail V. Beznogov, Adriana R. Raduta
The non-relativistic model of nuclear matter with Brussels extended Skyrme interactions is employed in order to build, within a Bayesian approach, models for the dense matter equat…
Bayesian inference of thermal effects in dense matter within the covariant density functional theory
Adriana R. Raduta, Mikhail V. Beznogov, Micaela Oertel
The high temperatures reached in a proto-neutron star or during the post-merger phase of a binary neutron star coalescence lead to non-negligible thermal effects on the equation of…
Bayesian Survey of the Dense Matter Equation of State built upon Skyrme effective interactions
Mikhail V. Beznogov, Adriana R. Raduta
The non-relativistic model of nuclear matter with zero-range Skyrme interactions is employed within a Bayesian approach in order to study the behavior of neutron stars (NSs) equati…
Frequencies of - and -oscillation modes in cold and hot compact stars
Vivek Baruah Thapa, Mikhail V. Beznogov, Adriana R. Raduta +1
A large collection of equations of state (EOSs) built within the covariant density functional (CDF) theory of hadronic matter and allowing for density dependent (DD) couplings is e…
Bayesian Inference of the Dense Matter Equation of State built upon Covariant Density Functionals
Mikhail V. Beznogov, Adriana R. Raduta
A modified version of the density dependent covariant density functional model proposed in [T. Malik, M. Ferreira, B. K. Agrawal and C. Providência, ApJ 930, 17 (2022)] is employed…
Probing Strong Field Gravity and Ultra-Dense Matter with the Structure and Thermal Evolution of Neutron Stars
Martín Nava-Callejas, Dany Page, Mikhail V. Beznogov
Thermal evolution of neutron stars is studied in the theory of gravity. We first describe the equations of stellar structure and evolution for a spherically symmetr…
Standard cooling of rapidly rotating isolated neutron stars in 2D
Mikhail V. Beznogov, Jérôme Novak, Dany Page +1
We study the thermal evolution of axisymmetric rotating neutron stars in full general relativity. To this aim we develop "NSCool 2D Rot", a major upgrade of the 1D neutron stars th…
A "Hyperburst" in the MAXI J0556-332 Neutron Star: Evidence for a New Type of Thermonuclear Explosion
Dany Page, Jeroen Homan, Martin Nava-Callejas +5
The study of transiently accreting neutron stars provides a powerful means to elucidate the properties of neutron star crusts. We present extensive numerical simulations of the evo…
Constraining the properties of dense neutron star cores: The case of the low-mass X-ray binary HETE J1900.1-2455
N. Degenaar, D. Page, J. van den Eijnden +3
Measuring the time evolution of the effective surface temperature of neutron stars can provide invaluable information on the properties of their dense cores. Here, we report on a n…
Heat blanketing envelopes of neutron stars
M. V. Beznogov, A. Y. Potekhin, D. G. Yakovlev
Near the surface of any neutron star there is a thin heat blanketing envelope that produces substantial thermal insulation of warm neutron star interiors and that relates the inter…
Thermal luminosities of cooling neutron stars
A. Y. Potekhin, D. A. Zyuzin, D. G. Yakovlev +2
Ages and thermal luminosities of neutron stars, inferred from observations, can be interpreted with the aid of the neutron star cooling theory to gain information on the properties…
NS 1987A in SN 1987A
Dany Page, Mikhail V. Beznogov, Iván Garibay +3
The possible detection of a compact object in the remnant of SN 1987A presents an unprecedented opportunity to follow its early evolution. The suspected detection stems from an exc…
The effect of diffusive nuclear burning in neutron star envelopes on cooling in accreting systems
M. J. P Wijngaarden, Wynn C. G. Ho, Philip Chang +6
Valuable information about the neutron star interior can be obtained by comparing observations of thermal radiation from a cooling neutron star crust with theoretical models. Nucle…
Thermal evolution of neo-neutron stars. I: envelopes, Eddington luminosity phase and implications for GW170817
Mikhail V. Beznogov, Dany Page, Enrico Ramirez-Ruiz
A neo-neutron star is a hot neutron star that has just become transparent to neutrinos. In a core collapse supernova or accretion induced collapse of a white dwarf the neo-neutron…
Cooling of the Cassiopeia A neutron star and the effect of diffusive nuclear burning
Wynn C. G. Ho, M. J. P. Wijngaarden, Philip Chang +4
The study of how neutron stars cool over time can provide invaluable insights into fundamental physics such as the nuclear equation of state and superconductivity and superfluidity…
Diffusive nuclear burning in cooling simulations and application to new temperature data of the Cassiopeia A neutron star
M. J. P. Wijngaarden, Wynn C. G. Ho, Philip Chang +4
A critical relation in the study of neutron star cooling is the one between surface temperature and interior temperature. This relation is determined by the composition of the neut…
Constraints on Axion-like Particles and Nucleon Pairing in Dense Matter from the Hot Neutron Star in HESS J1731-347
Mikhail V. Beznogov, Ermal Rrapaj, Dany Page +1
If the thermal evolution of the hot young neutron star in the supernova remnant HESS J1731-347 is driven by neutrino emission, it provides a stringent constraint on the coupling of…
Cooling of neutron stars with diffusive envelopes
M. V. Beznogov, M. Fortin, P. Haensel +2
We study the effects of heat blanketing envelopes of neutron stars on their cooling. To this aim, we perform cooling simulations using newly constructed models of the envelopes com…