X-ray gaseous emission in the galaxy M82
Piero Ranalli (1), Andrea Comastri (2), Livia Origlia (2), Roberto, Maiolino (3) ((1) Universit\`a di Bologna, Italy, (2) INAF-Osservatorio, Astronomico di Bologna, Italy, (3) INAF-Osservatorio Astronomico di Roma,, Italy)
TL;DR
This paper presents a detailed analysis of X-ray observations of galaxy M82, revealing spatial variations in chemical abundances, temperature structure, and charge-exchange emission lines, with updated abundance measurements.
Contribution
It provides new insights into the spatially-dependent chemical and thermal properties of M82's gas, refining previous abundance estimates with improved spectral extraction.
Findings
Spatially-dependent chemical abundances identified
Temperature structure of the gas characterized
Charge-exchange emission lines detected
Abstract
The main results from a deep X-ray observation of M82 are summarised: spatially-dependent chemical abundances, temperature structure of the gas, charge-exchange emission lines in the spectrum. We also present an update of the chemical bundances, based on a more refined extraction of spectra.
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Taxonomy
TopicsAstrophysical Phenomena and Observations · Astronomical Observations and Instrumentation · Atomic and Molecular Physics