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  • 1
    Electronic Resource
    Electronic Resource
    [s.l.] : Nature Publishing Group
    Nature 277 (1979), S. 116-116 
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] Arnett has pointed out that the overabundance of helium with respect to hydrogen in the Crab filaments2 is compatible with a presupernova helium core of mass 4 M0 (rf. 3) which corresponds to a main sequence mass of 12 M (rf. 4). Chevalier5, on examining old Chinese records, present day nebula and ...
    Type of Medium: Electronic Resource
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