ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] THE upper atmosphere of the Earth, particularly above 50 km altitude, is partly ionized by solar radiation. The electron densities that result display diurnal, seasonal and other quasi-regular variations, the peak densities occurring within the so-called F-region of the ionosphere (see Fig. 1). ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/296111a0
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