ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The atomic beam tubes of the 'Atomichrons'2 differ in important respects from the National Physical Laboratory beam tube3; and the former are used with a servo mechanism to control the frequency of a quartz oscillator, whereas the latter is used as a resonator in terms of which the quartz clocks ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/182041a0
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