Vibrations of quartz plates
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Article
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1931
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Elsevier Science
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English
โ 93 KB
Oct., I93I.] U.S. BUREAU OF STANDARDS NOTES. 52I quartz Lummer-Gehrcke plates. The relative advantages of these two types of interferometers are considered. The results obtained by different methods show very satisfactory agreement. Structures of the following lines have been measured :