Results 1 to 10 of about 201,431 (246)

How high energy fluxes may affect Rayleigh–Taylor instability growth in young supernova remnants [PDF]

open access: yesNature Communications, 2018
Radiation and conduction are generally considered as the main energy transport mechanisms for the evolution of early supernova remnants. Here the authors experimentally show the role of electron heat transfer on the growth of Rayleigh–Taylor instability ...
C. C. Kuranz   +27 more
doaj   +3 more sources

Asymmetric supernova remnants generated by Galactic, massive runaway stars [PDF]

open access: yes, 2015
After the death of a runaway massive star, its supernova shock wave interacts with the bow shocks produced by its defunct progenitor, and may lose energy, momentum, and its spherical symmetry before expanding into the local interstellar medium (ISM).
Gusdorf, A.   +4 more
core   +3 more sources

The supernova remnant SN 1006 as a Galactic particle accelerator [PDF]

open access: yesNature Communications, 2022
It is known that cosmic rays could be accelerated by shock waves in supernova (SN) remnants. Here, the authors show that SN 1006 remnant is an efficient source of cosmic rays, providing observational support for the quasi-parallel acceleration mechanism.
Roberta Giuffrida   +8 more
doaj   +2 more sources

Progenitors of Recombining Supernova Remnants [PDF]

open access: yes, 2012
Usual supernova remnants have either ionizing plasma or plasma in collisional ionization equilibrium, i.e., the ionization temperature is lower than or equal to the electron temperature.
Blinnikov   +22 more
core   +2 more sources

Supernova 1987A: a Template to Link Supernovae to their Remnants [PDF]

open access: yes, 2015
The emission of supernova remnants reflects the properties of both the progenitor supernovae and the surrounding environment. The complex morphology of the remnants, however, hampers the disentanglement of the two contributions.
Bocchino, F.   +3 more
core   +4 more sources

Revised Distances to 21 Supernova Remnants [PDF]

open access: bronze, 2018
We carry out a comprehensive study of H i 21 cm line observations and 13CO line observations of 21 supernova remnants (SNRs). The aim of the study is to search for H i absorption features to obtain kinematic distances in a consistent manner.
S. Ranasinghe, D. A. Leahy
openalex   +3 more sources

Acceleration of cosmic rays and gamma-ray emission from supernova remnants in the Galaxy [PDF]

open access: yes, 2013
Galactic cosmic rays are believed to be accelerated at supernova remnant shocks. Though very popular and robust, this conjecture still needs a conclusive proof.
Casanova, S.   +4 more
core   +4 more sources

The Hunt for Pevatrons: The Case of Supernova Remnants [PDF]

open access: yesUniverse, 2021
The search for Galactic pevatrons is now a well-identified key science project of all instruments operating in the very-high-energy domain. Indeed, in this energy range, the detection of gamma rays clearly indicates that efficient particle acceleration ...
P. Cristofari
semanticscholar   +1 more source

Searches for Continuous Gravitational Waves from Young Supernova Remnants in the Early Third Observing Run of Advanced LIGO and Virgo [PDF]

open access: yes, 2021
We present results of three wide-band directed searches for continuous gravitational waves from 15 young supernova remnants in the first half of the third Advanced LIGO and Virgo observing run.

semanticscholar   +1 more source

Dynamics of millicharged dark matter in supernova remnants [PDF]

open access: yesPhysical Review D, 2020
Dark matter could have a small electromagnetic charge, provided the charge-to-mass ratio is much less than that of electrons or protons. This candidate, commonly known as millicharged dark matter (mDM), would form a plasma and interact with the ...
Jung-Tsung Li, Tongyan Lin
semanticscholar   +1 more source

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