Frequency-Temperature Compensated Cuts of Crystalline-Quartz Acoustic Cavity Within the Cryogenic Range [4 K, 15 K]

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TitreFrequency-Temperature Compensated Cuts of Crystalline-Quartz Acoustic Cavity Within the Cryogenic Range [4 K, 15 K]
Type de publicationJournal Article
Year of Publication2018
AuteursBon J, Bourquin R, Boy J-J, Galliou S
JournalIEEE TRANSACTIONS ON ULTRASONICS FERROELECTRICS AND FREQUENCY CONTROL
Volume65
Pagination1738-1740
Date PublishedSEP
Type of ArticleArticle
ISSN0885-3010
Mots-clésAcoustic Cavity, frequency-temperature compensated cuts, liquid helium, Quartz resonator
Résumé

New temperature coefficients of quartz elastic coefficients particularly relevant at liquid-helium temperature have been reported recently. Based on this result, frequency-temperature compensated cuts are predicted by calculation and then demonstrated by experiment. Such compensated cuts can definitely fix the issue of remaining temperature sensitivity of crystalline-quartz acoustic cavities unbeatable for their extremely low mechanical loss, as low as 10(-9), when operated at liquid-He temperature.

DOI10.1109/TUFFC.2018.2846881