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Related papers: The Evolution of Adiabatic Supernova Remnants in a…

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The large-scale gradient of the interstellar medium (ISM) density distribution essentially affects the evolution of Supernova remnants (SNRs). In a non-uniform ISM, the shape of SNR becomes essentially non-spherical, and distributions of…

Astrophysics · Physics 2009-09-25 B. Hnatyk , O. Petruk

We performed three-dimensional magnetohydrodynamic simulations to study the evolution of a supernova remnant (SNR) in a turbulent neutral atomic interstellar medium. The media used as background shares characteristics with the Solar…

Astrophysics of Galaxies · Physics 2019-10-16 Marco A. Villagran , P. F. Velázquez , D. O. Gómez , E. B. Giacani

The evolution of supernova remnants (SNRs) is studied, with particular attention to the effect of magnetic fields with axisymmetric two-dimensional magnetohydrodynamical simulations. The evolution of magnetic SNRs is the same as…

Astrophysics · Physics 2009-11-13 Hidekazu Hanayama , Kohji Tomisaka

We examine the evolution and emission of the supernova remnant (SNR) CTB109 using three-dimensional magnetohydrodynamics simulations. The SNR evolves in a medium divided by a plane interface into two media with different densities and…

High Energy Astrophysical Phenomena · Physics 2021-11-17 A. Castellanos-Ramírez , P. F. Velázquez , J. Cantó

We investigate the evolution of supernova remnants (SNRs) in a two-phase cloudy medium by performing a series of high-resolution (up to $\Delta x\approx0.01\,\mathrm{pc}$), 3D hydrodynamical simulations including radiative cooling and…

Astrophysics of Galaxies · Physics 2024-11-21 Minghao Guo , Chang-Goo Kim , James M. Stone

We present a 3-dimensional model of supernova remnants (SNRs) where the hydrodynamical evolution of the remnant is modeled consistently with nonlinear diffusive shock acceleration occuring at the outer blast wave. The model includes…

Astrophysics · Physics 2009-11-13 Shiu-Hang Lee , Tsuneyoshi Kamae , Donald C. Ellison

We present very-high-resolution 1D MHD simulations of the late-stage supernova remnants (SNR). In the post-adiabatic stage the magnetic field has an important and significant dynamical effect on the shock dynamics, the flow structure, and…

High Energy Astrophysical Phenomena · Physics 2018-07-18 O. Petruk , T. Kuzyo , S. Orlando , M. Pohl , M. Miceli , F. Bocchino , V. Beshley , R. Brose

We carry out 3D-hydrodynamical calculations for the interaction of expanding supernova ejecta with the dense circumstellar matter (CSM) and the rarefied interstellar medium (ISM) outside. The CSM is composed of the stellar wind matter from…

High Energy Astrophysical Phenomena · Physics 2015-05-30 Takafumi Shimizu , Kuniaki Masai , Katsuji Koyama

Methods for estimation of different reference times which appear in the description of transition of a strong adiabatic shock into the radiative era are reviewed. The need for consideration of an additional transition subphase in between…

Astrophysics · Physics 2007-05-23 O. Petruk

We present an analytical model of $\Sigma-D$ relation for supernova remnants (SNRs) evolving in a clumpy medium. The model and its approximations were developed using the hydrodynamic simulations of SNRs in environments of low-density…

Astrophysics of Galaxies · Physics 2024-09-13 Petar Kostić , Bojan Arbutina , Branislav Vukotić , Dejan Urošević

Supersonic turbulence is a large reservoir of suprathermal energy in the interstellar medium. Its dissipation, because it is intermittent in space and time, can deeply modify the chemistry of the gas. We further explore a hybrid method to…

Astrophysics of Galaxies · Physics 2009-11-13 Benjamin Godard , Edith Falgarone , Guillaume Pineau Des Forêts

The evolution of a supernova remnant in a cloudy medium as a function of the volume filling factor of the clouds is studied in a three-dimensional axially symmetrical model. The model includes the mixing of heavy elements (metals) ejected…

Astrophysics of Galaxies · Physics 2015-08-06 V. V. Korolev , E. O. Vasiliev , I. G. Kovalenko , Yu. A. Shchekinov

Supernova explosions and their remnants (SNRs) drive important feedback mechanisms that impact considerably the galaxies that host them. Then, the knowledge of the SNRs evolution is of paramount importance in the understanding of the…

Astrophysics of Galaxies · Physics 2019-06-26 Santiago Jimenez , Guillermo Tenorio-Tagle , Sergiy Silich

We explore the role of anisotropic thermal conduction on the evolution of supernova remnants through interstellar media with a range of densities via numerical simulations. We find that a remnant expanding in a dense environment can produce…

Astrophysics · Physics 2009-11-11 David A. Tilley , Dinshaw S. Balsara , J. Christopher Howk

I outline the dynamical evolution of the shell remnants of supernovae (SNRs), from initial interaction of supernova ejecta with circumstellar material (CSM) through to the final dissolution of the remnant into the interstellar medium (ISM).…

High Energy Astrophysical Phenomena · Physics 2018-04-25 Stephen P. Reynolds

We examine MHD simulations of the propagation of a strong shock wave through the interstellar two-phase medium composed of small-scale cloudlets and diffuse warm neutral medium in two-dimensional geometry. The pre-shock two-phase medium is…

Solar and Stellar Astrophysics · Physics 2010-11-30 Tsuyoshi Inoue , Ryo Yamazaki , Shu-ichiro Inutsuka

Three dimensional magnetohydrodynamical simulations were carried out in order to perform a new polarization study of the radio emission of the supernova remnant SN 1006. These simulations consider that the remnant expands into a turbulent…

High Energy Astrophysical Phenomena · Physics 2017-01-25 P. F. Velázquez , E. M. Schneiter , E. M. Reynoso , A. Esquivel , F. De Colle , J. C. Toledo-Roy , D. O. Gómez , M. V. Sieyra , A. Moranchel-Basurto

Gamma-rays from hadronic collisions are expected from supernova remnants (SNRs) located near molecular clouds. The temperature on the shock interacting with the dense environment quickly reaches $10^5$ K. The radiative losses of plasma…

High Energy Astrophysical Phenomena · Physics 2016-01-27 O. Petruk , T. Kuzyo , V. Beshley

Mixed-morphology supernova remnants (MMSNRs) are characterized by a shell-like morphology in the radio and centrally-peaked thermal emission in the X-ray band. The nature of this peculiar class of supernova remnants (SNRs) remains a…

High Energy Astrophysical Phenomena · Physics 2024-04-01 Alexandros Chiotellis , Emmanouil Zapartas , Dominique M. -A. Meyer

We present a new analytical approach to derive approximate solutions describing the shock evolution in non-radiative supernova remnants (SNRs). We focus on the study of the forward shock and contact discontinuity while application to the…

High Energy Astrophysical Phenomena · Physics 2017-01-11 Xiaping Tang , Roger A. Chevalier
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