ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] A FEW years ago, one of us1 observed a very penetrating radiation emitted by a strong source of radium, having an absorption coefficient in lead of about µ = 0.03 cm.−1. We have recently reinvestigated this phenomenon, as there were grounds for supposing that the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1431065b0