ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] USING a powerful polonium source and an especially well-defined geometry, we have recently obtained 850 expansion-chamber photographs showing 90 proton tracks produced on the disintegration of nitrogen by α-particle bombardment. Our arrangement, therefore, gave on the average one disintegration ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/159127a0
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