ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] 146Sm decays to 142Nd with a half-life of 103 Myr. The presence of 'live' 146Sm in the early Solar System is well established on the basis of several achondrite mineral isochrons; the initial abundance of 146Sm is now established4'9-14 at 146Sm/144Sm = 0.0078 ±0.0010 at 4,566 Myr. Because ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/360728a0
Permalink