JP4771398B2 - 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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- JP4771398B2 JP4771398B2 JP2004156009A JP2004156009A JP4771398B2 JP 4771398 B2 JP4771398 B2 JP 4771398B2 JP 2004156009 A JP2004156009 A JP 2004156009A JP 2004156009 A JP2004156009 A JP 2004156009A JP 4771398 B2 JP4771398 B2 JP 4771398B2
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- thin film
- giant magnetostrictive
- film element
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Claims (8)
- 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Tb)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。 - Co量比yが0.3≦y≦0.9である請求項1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3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3のいずれかに記載の超磁歪薄膜素子。
- 請求項1乃至5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5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6記載の超磁歪薄膜素子の製造方法。
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| JP2004156009A JP4771398B2 (ja) | 2004-05-26 | 2004-05-26 | 超磁歪薄膜素子及びその製造方法 |
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| JP2004156009A JP4771398B2 (ja) | 2004-05-26 | 2004-05-26 | 超磁歪薄膜素子及びその製造方法 |
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| JP2005340429A JP2005340429A (ja) | 2005-12-08 |
| JP4771398B2 true JP4771398B2 (ja) | 2011-09-14 |
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| JP2004156009A Expired - Fee Related JP4771398B2 (ja) | 2004-05-26 | 2004-05-26 | 超磁歪薄膜素子及びその製造方法 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Families Citing this family (2)
| 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 |
| 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 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03183738A (ja) * | 1989-09-08 | 1991-08-09 | Toshiba Corp | 希土類コバルト系超磁歪合金 |
| JP4919310B2 (ja) * | 2001-05-08 | 2012-04-18 | Fdk株式会社 | 超磁歪薄膜素子の製造方法 |
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- 2004-05-26 JP JP2004156009A patent/JP4771398B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| JP2005340429A (ja) | 2005-12-08 |
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