ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] A SHOUT time ago Pitt and Jackson1 measured the velocities of ultra-sonic waves at the temperatures of liquid air and liquid hydrogen, using a vibrating quartz plate as a source. When an attempt was made to continue the experiment in liquid helium, it was found impossible to get ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/137708a0
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