Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
130 (1932), S. 739-739
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] THE interesting investigations of Messrs. Hughes and Poindexter1 showed that a trap lined with alkali metal is as satisfactory as a liquid air trap, for preventing mercury vapour diffusing back into a vacuum system from a mercury pump. This method offers several advantages, with ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/130739a0
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