JP2005340429A - 超磁歪薄膜素子及びその製造方法 - Google Patents
超磁歪薄膜素子及びその製造方法 Download PDFInfo
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Abstract
【解決手段】 基板上に超磁歪材料の薄膜を成膜した超磁歪薄膜素子において、前記薄膜は、気相成長させたRx (Fe1-y Coy )100-x (但し、RはYを含む希土類元素)系の超磁歪材料からなり、その組成は、R量xが30≦x≦45、且つCo量比yが0.2≦y(より好ましくは0.3≦y≦0.9)とする。気相成長による薄膜成膜中もしくは成膜後に、200〜350℃で熱処理を行う。
【選択図】 図1
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Claims (9)
- 基板と、該基板上に成膜した超磁歪材料の薄膜とを有する超磁歪薄膜素子において、
前記薄膜は、気相成長させたRx (Fe1-y Coy )100-x (但し、RはYを含む希土類元素)系の超磁歪材料からなり、その組成は、R量xが30≦x≦45、且つCo量比yが0.2≦yであることを特徴とする超磁歪薄膜素子。 - RがTbである請求項1記載の超磁歪薄膜素子。
- Co量比yが0.3≦y≦0.9である請求項1又は2記載の超磁歪薄膜素子。
- Co量比yが0.75≦y≦0.85である請求項1又は2記載の超磁歪薄膜素子。
- 超磁歪材料の薄膜は、その磁化容易軸が基板面にほぼ平行に配向したものである請求項1乃至4のいずれかに記載の超磁歪薄膜素子。
- 基板としてガラス基板を用いる請求項1乃至4のいずれかに記載の超磁歪薄膜素子。
- 請求項1乃至6のいずれかに記載の超磁歪薄膜素子を製造する方法であって、超磁歪材料の薄膜の気相成長による成膜中もしくは成膜後に、200〜350℃で熱処理を行うことを特徴とする超磁歪薄膜素子の製造方法。
- 請求項1乃至6のいずれかに記載の超磁歪薄膜素子を製造する方法であって、超磁歪材料の薄膜の気相成長による成膜を、基板面に平行な一方向の磁場中で行うことを特徴とする超磁歪薄膜素子の製造方法。
- 熱処理を、基板面に平行な一方向の磁場中で行う請求項7記載の超磁歪薄膜素子の製造方法。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011016399A1 (ja) * | 2009-08-03 | 2011-02-10 | トピー工業株式会社 | 磁歪膜、磁歪素子、トルクセンサ、力センサ、圧力センサおよびその製造方法 |
US7948713B2 (en) | 2007-01-12 | 2011-05-24 | Tdk Corporation | Magnetic head slider using giant magnetostrictive material |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111057959A (zh) * | 2019-12-05 | 2020-04-24 | 南京信息职业技术学院 | 一种磁致伸缩材料及其制备工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03183738A (ja) * | 1989-09-08 | 1991-08-09 | Toshiba Corp | 希土類コバルト系超磁歪合金 |
JP2002335027A (ja) * | 2001-05-08 | 2002-11-22 | Fdk Corp | 超磁歪薄膜素子及びその製造方法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03183738A (ja) * | 1989-09-08 | 1991-08-09 | Toshiba Corp | 希土類コバルト系超磁歪合金 |
JP2002335027A (ja) * | 2001-05-08 | 2002-11-22 | Fdk Corp | 超磁歪薄膜素子及びその製造方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7948713B2 (en) | 2007-01-12 | 2011-05-24 | Tdk Corporation | Magnetic head slider using giant magnetostrictive material |
WO2011016399A1 (ja) * | 2009-08-03 | 2011-02-10 | トピー工業株式会社 | 磁歪膜、磁歪素子、トルクセンサ、力センサ、圧力センサおよびその製造方法 |
CN102576800A (zh) * | 2009-08-03 | 2012-07-11 | 都美工业株式会社 | 磁致伸缩膜、磁致伸缩组件、扭力传感器、力传感器、压力传感器及其制造方法 |
CN102576800B (zh) * | 2009-08-03 | 2014-12-10 | 东北泰克诺亚奇股份有限公司 | 磁致伸缩膜、磁致伸缩组件、扭力传感器、力传感器、压力传感器及其制造方法 |
US9506824B2 (en) | 2009-08-03 | 2016-11-29 | Japan Science And Technology Agency | Magnetostrictive film, magnetostrictive element, torque sensor, force sensor, pressure sensor, and manufacturing method therefor |
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