ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] 226Ra-230Th and 228Ra-232Th disequilibria are of a particular interest, because both concern the same pair of chemical elements with very different half-lives for 226Ra (1,600 yr) and 228Ra (5.77 yr): so radioactive equilibrium will be reached at a different rate for each pair. If, for example, ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/325607a0
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