Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
134 (1934), S. 494-494
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] According to different authors1, 2, under appropriate conditions seeing is possible in the ultra-violet down to a wave-length as small as 3100 A. This fact has been confirmed on 21 persons (age 25–50 years) using as light sources discharge tubes containing (1) high-pressure ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/134494a0
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