Results 81 to 90 of about 89,753 (219)

Magnetic Fields in Supernova Remnants

open access: yes, 1976
Parkes 2 7 and 5 0 GHz polarization maps have been combined to obtain distributions of magnetic field, Faraday rotation and depolarization for 20 supernova remnants.
DK Milne, John R Dickel
core   +1 more source

OBSERVATIONS OF NON TYPICAL MASERS AT THE RT-22 RADIO TELESCOPE IN 2004–2013

open access: yesRadio Physics and Radio Astronomy, 2017
Purpose: Some peculiarities of emission of Class I methanol masers on the 80–71A+ transition at 95 GHz in sources closely associated with protostar-forming regions and in supernova remnants are studied.
V. M. Shulga   +6 more
doaj   +1 more source

Supernova Remnants with H.E.S.S.: Systematic Analysis and Population Synthesis [PDF]

open access: yes, 2014
One of the most prominent classes of astrophysical particle accelerators are supernova remnants. These objects result from the interaction of stellar material, being ejected during supernova explosions at velocities of several thousands of kilometres per
Hahn, Joachim, Hahn, J.
core   +1 more source

Using Polarised HI Absorption to Estimate Distances to Supernova Remnants

open access: yes, 2021
Supernova remnants are the aftermath of the explosions of stars. In the study of Galactic supernova remnants, distance measurements are a vital supplement to astronomical observations.
Booth, Rebecca
core   +1 more source

X-Ray Emission Properties of Supernova Remnants

open access: yes, 2016
X-ray emission from supernova remnants can be broadly divided into thermal X-ray emission from the shock-heated plasmas and in nonthermal (synchrotron) emission caused by very high-energy (10–100 TeV) electrons moving in the magnetic fields of the hot ...
Jacco Vink, Vink, J.
core   +1 more source

INTERACTION OF SUPERNOVA BLAST WAVES WITH WIND-DRIVEN SHELLS: FORMATION OF

open access: yesOdessa Astronomical Publications, 2017
Most of middle-aged supernova remnants (SNRs) have a distorted and complicated appearance which cannot be explained in the framework of the Sedov-Taylor model.
V. V. Gvaramadze
doaj   +1 more source

Supernova 1604, Kepler’s Supernova, and Its Remnant [PDF]

open access: yes, 2016
Supernova 1604 is the last Galactic supernova for which historical records exist. Johannes Kepler's name is attached to it, as he published a detailed account of the observations made by himself and European colleagues. Supernova 1604 was very likely a Type Ia supernova, which exploded 350 pc to 750 pc above the Galactic plane.
openaire   +4 more sources

Missing Supernova Remnants

open access: yes, 1980
The discrepancy between supernova explosion rates estimated from statistics of pulsars and of supernova remnants (SNRs) is well conciliated, if we consider that a considerable fraction of SNRs is missing.
Kohji Tomisaka   +5 more
core   +1 more source

Revisiting γ-Ray Emission of the Supernova Remnant RCW 103

open access: yesThe Astrophysical Journal
We analyze more than 15 yr of γ -ray data obtained with the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope (Fermi) for the region of the young supernova remnant (SNR) RCW 103, since the nearby source 4FGL J1616.2−5054e ...
Yi Xing, Zhongxiang Wang, Dong Zheng
doaj   +1 more source

Positron Annihilation Spectroscopy of Young Supernova Remnants

open access: yesOdessa Astronomical Publications, 2018
This paper discusses radiative and thermodynamic properties of cold rarefied aggregates of non-uniformly distributed gas and dust through which high fluxes of positrons with energies of 0.011-3.6 MeV pass.
D. N. Doikov
doaj   +1 more source

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