Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
165 (1950), S. 146-146
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] 'Artificial stars', made by reflecting a distant light source in a small drop of mercury, are in use at many observatories. These are not observed to scintillate unless the light path is through unevenly heated air or through air the moisture content of which is not constant, when they may be ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/165146a0
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