Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
196 (1962), S. 84-85
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Nine samples were analysed for carbon-13. The result of this analysis is shown in Fig. 16, where 813C has been plotted against the age of the sample. 813C is defined as the per mille enrichment of the carbon-13/carbon-12 ratio of the sample with respect to that of the P.D.B.-Chicago Belemnite ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/196084a0
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