Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
134 (1934), S. 139-140
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] IN measuring the amount of ultra-violet light reaching the earth from sun and sky, it is customary to expose the acetone methylene blue tube in the vertical position. Since more ultra-violet light is received from the sun itself than from the whole of the rest of the sky put together, the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/134139c0
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