ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] Simultaneous observations at two frequencies provide spectral shape information, whereas a single frequency gives only attenuation magnitude, the variation of which is more difficult to interpret. Although more spectral information could be obtained by scanning over a range of frequencies, ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/243397a0
Permalink