New X-ray lights on the supernova remnant population of the Large Magellanic Cloud

Pierre Maggi, Frank Haberl, Manami Sasaki, Patrick Kavanagh, Miroslav Filipović, Luke Bozzetto, Sean Points, You-Hua Chu, Robert Gruendl, John Dickel

    Research output: Chapter in Book / Conference PaperConference Paper

    Abstract

    ![CDATA[Supernova remnants (SNRs) mark the end point of stellar evolution. They return nucleosynthesis products to the interstellar medium (ISM), enriching and mixing it with freshly-produced heavy elements. Studying SNRs in general, and their X-ray emission in particular, is crucial to advance our understanding of many important astrophysical processes. With an XMM-Newton Very Large Programme (PI: F. Haberl), we conducted an X-ray survey of the Large Magellanic Cloud (LMC). As opposed to the Milky Way, the LMC offers an ideal target, at a well-constrained distance with small absorption column densities. Thus, X-ray properties of the evolved end of the SNR population of a galaxy can be studied. I will present the characteristics of the newly X-ray-discovered SNRs, with emphasis on the discovery of several iron-rich SNRs, which are the most evolved remnants of type Ia (i.e. thermonuclear) supernovae. I will take advantage of the high level of completeness of our sample of SNRs to i) present the X-ray luminosity function (XLF) of LMC SNRs, extended towards lowerluminosity objects, comparing it to the XLF of SNRs in other galaxies; and ii) compare the spatial distribution of SNRs and star formation histories in the LMC.]]
    Original languageEnglish
    Title of host publicationOral Communications and Posters: The X-ray Universe 2014, 16-19 June 2014, Tinity College Dublin, Ireland: An International Symposium Organized by the XMM-Newton Science Operations Centre, European Space Astronomy Centre (ESAC), European Space Agency (ESA)
    PublisherEuropean Space Agency
    Pages89-
    Number of pages1
    Publication statusPublished - 2014
    EventThe X-ray Universe -
    Duration: 1 Jan 2014 → …

    Conference

    ConferenceThe X-ray Universe
    Period1/01/14 → …

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