ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] In the standard theory of stellar evolution, horizontal-branch (HB) stars are thought to be configurations with a dense core (p ~ 104 g cm~3) and a large envelope. At the interface between core and envelope, hydrogen burns in a thin shell, whereas in the centre of the core, helium burning ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/343347a0
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