ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The levels of atmospheric radioactivity have been studied by measurements made on dust collected from the air by three systems: (1) a small electrostatic precipitator; (2) a large electrostatic precipi-tator; (3) a membrane filter assembly. The results of some of our counting measurements are shown ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/186223a0
Permalink