ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Oscillations from optical masers have been detected at several different wave-lengths in the region of 7000 A. using ruby1-2, and also calcium fluoride doped with samarium. Calcium fluoride doped with uranium ions3 has also been used to produce oscillations at 25,000 A. So far these solid-state ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/191795a0
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