アコースティックエミッションによるロッシェル塩の相転移の研究(II) : 一軸性応力効果

島根大学教育学部紀要. 自然科学 Volume 31 Page 27-33 published_at 1997-12-01
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Title
アコースティックエミッションによるロッシェル塩の相転移の研究(II) : 一軸性応力効果
Title
Study of Phase Transition on Rochelle Salt Using Acoustic Emission(II)(Uni-axial Pressure Effect)
Title Transcription
アコースティック エミッション ニ ヨル ロッシェルエン ノ ソウテンイ ノ ケンキュウ 2 イチジクセイ オウリョク コウカ
Creator
Masuda Shiro
Source Title
島根大学教育学部紀要. 自然科学
Memoirs of the Faculty of Education, Shimane University. Natural science
Volume 31
Start Page 27
End Page 33
Journal Identifire
ISSN 05869943
Descriptions
Acoustic emissions (AE) induced by electric fields have been investigated on Rochelle salt single crystal in the temperature range 240K-310K under uni-axial pressuresup to10.5 MPa. Square shaped samples (45°X-cut) are used for measurement. The uni-axial pressure and the electric field are applied along the direction to make an angle of 45°to the c-axis in the a-plane and along the polar a-axis, respectively. As the pressure increases, the AE signal due to domain reorientation disappears while it due to piezoelectric deformation increases its intensity at around the phase transition temperatures. Some discussions are made about the generation mechanism of these AE signals.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学教育学部
The Faculty of Education Shimane University
Date of Issued 1997-12-01
Access Rights open access
Relation
[NCID] AN00107941