English
Related papers

Related papers: Thermal and non-thermal emission from circumstella…

200 papers

A supernova (SN) explosion drives stellar debris into the circumstellar material (CSM) filling a region on a scale of parsecs with X-ray emitting plasma. The velocities involved in supernova remnants (SNRs), thousands of km/s, can be…

Astrophysics of Galaxies · Physics 2015-05-20 Daniel Dewey

This Resource Letter provides a guide to the literature on the observations of supernovae and the theory of their explosion mechanisms. Journal articles and books are cited for the following topics: observations of the spectra,…

Astrophysics · Physics 2015-06-24 J. Craig Wheeler

Recent multidimensional hydrodynamic simulations have demonstrated the importance of hydrodynamic motions in the convective boundary and radiative regions of stars to transport of energy, momentum, and composition. The impact of these…

Astrophysics · Physics 2009-11-13 Patrick A. Young , Casey Meakin , David Arnett , Chris L. Fryer

Detectable radio emission occurs during almost all phases of massive star evolution. I will concentrate on the thermal and non-thermal continuum emission from early-type stars. The thermal radio emission is due to free-free interactions in…

Solar and Stellar Astrophysics · Physics 2015-03-18 Ronny Blomme

Observations of thermal radiation from neutron stars allow one to measure the surface temperatures and confront them with cooling scenarios. Detection of gravitationally redshifted spectral lines can yield the mass-to-radius ratio. In the…

Astrophysics · Physics 2007-05-23 G. G. Pavlov , V. E. Zavlin

Supernovae are the most energetic stellar events and influence the interstellar medium by their gasdynamics and energetics. By this, both also affect the star formation positively and negatively. In this paper, we review the complexity of…

Astrophysics of Galaxies · Physics 2015-06-18 Gerhard Hensler

Massive young star clusters contain dozens or hundreds of massive stars that inject mechanical energy in the form of winds and supernova explosions, producing an outflow which expands into their surrounding medium, shocking it and forming…

Astrophysics of Galaxies · Physics 2015-05-20 A. Castellanos-Ramirez , A. Rodriguez-Gonzalez , A. Esquivel , J. C. Toledo-Roy , J. Olivares , P. F. Velazquez

A detailed understanding of the physics of star and planet formation requires study of individual objects as well as statistical assessment of global properties and evolutionary trends. Observational investigations of circumstellar material…

Astrophysics · Physics 2007-05-23 Lynne A. Hillenbrand

In the first lecture of this volume, we will present the basic fundamental ideas regarding nuclear processes occurring in stars. We start from stellar observations, will then elaborate on some important quantum-mechanical phenomena…

Solar and Stellar Astrophysics · Physics 2014-11-20 Christian Iliadis

The progenitors of Type Ia and some core collapse supernovae are thought to be stars in binary systems, but little observational evidence exists to confirm the hypothesis. We suggest that the collision of the supernova ejecta with its…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Daniel Kasen

We present the results of two-dimensional radiation-hydrodynamic simulations of expanding supernova ejecta with a central energy source. As suggested in previous multi-dimensional hydrodynamic simulations, a sufficiently powerful central…

High Energy Astrophysical Phenomena · Physics 2021-03-03 Akihiro Suzuki , Keiichi Maeda

The radio and X-ray observations of SN 1993J during the first year can be consistently explained as a result of interaction of the expanding ejecta with a circumstellar medium. The density of the circumstellar gas can be deduced from the…

Astrophysics · Physics 2007-05-23 C. Fransson , P. Lundqvist , R. A. Chevalier

Supernovae (SNe) with strong interactions with circumstellar material (CSM) are promising candidate sources of high-energy neutrinos and gamma rays, and have been suggested as an important contributor to Galactic cosmic rays beyond 1 PeV.…

High Energy Astrophysical Phenomena · Physics 2019-03-27 Kohta Murase , Anna Franckowiak , Keiichi Maeda , Raffaella Margutti , John F. Beacom

The study of both supernova remnants and the hot and cold phases of the interstellar medium are essential for understanding the final stages of stellar evolution and their feedback on the evolution of galaxies through injection of energy…

Multiwavelength observations of Type II supernovae have shown evidence for the interaction of supernovae with the dense slow winds from the red supergiant progenitor stars. Observations of planetary nebulae and the nebula around SN 1987A…

Astrophysics · Physics 2009-10-28 John M. Blondin , P. Lundqvist , Roger A. Chevalier

Radiation flow through an inhomogeneous medium is critical in a wide range of physics and astronomy applications from transport across cloud layers on the earth to the propagation of supernova blast-waves producing UV and X-ray emission in…

I describe how the signals corresponding to the supernova $\nu_e$ and $\bar{\nu}_e$ (charged current reactions) as well as all active neutrinos (neutral current reactions) can be separately observed in various existing detectors. These…

Nuclear Theory · Physics 2007-05-23 Petr Vogel

Supernova remnants are the nebular leftover of defunct stellar environments, resulting from the interaction between a supernova blastwave and the circumstellar medium shaped by the progenitor throughout its life. They display a large…

Type IIn and related supernovae show evidence for an interaction with a dense circumstellar medium that produces most of the supernova luminosity. X-ray emission from shock heated gas is crucial for the energetics of the interaction and can…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Roger A. Chevalier , Christopher M. Irwin

Understanding the evolution of a supernova remnant shell in time is fundamental. Such understanding is critical to build reliable models of the dynamics of the supernova remnant shell interaction with any pulsar wind nebula it might…

High Energy Astrophysical Phenomena · Physics 2021-09-22 R. Bandiera , N. Bucciantini , J. Martín , B. Olmi , D. F. Torres
‹ Prev 1 4 5 6 7 8 10 Next ›