ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Bombardment of atmospheric constituents by galactic cosmic-rays produces the radionuclides 10Be (Tk = 1.5 Myr) and 26A1 (rt = 0.716 Myr) whose long half lives make them the most suitable for our study (refs 7, 8, respectively). These radionuclides are removed from the atmosphere chiefly by rain and ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/272155a0