ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] In the M-alkane fractions of coals, like those from some other sediments, odd carbon numbers predominate over even3. For a series of Saar coals the carbon-preference index (CPI) varied systematically from 1.59 to 1.00 with degree of coalification7, and a related parameter dropped8 from 15.3 to 1.0 ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/277284a0
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