High‐resolution third‐sound resonator
作者:
F. M. Ellis,
R. B. Hallock,
期刊:
Review of Scientific Instruments
(AIP Available online 1983)
卷期:
Volume 54,
issue 6
页码: 751-753
ISSN:0034-6748
年代: 1983
DOI:10.1063/1.1137468
出版商: AIP
数据来源: AIP
摘要:
A third‐sound helium film resonator using a capacitive thickness detector suitable for high‐resolution studies of third sound in4He and3He–4He mixtures is described. The sensitivity to changes in the helium film thickness is observed to be &bartil;0.1 pm.
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