JP5583502B2 - 強磁場小型超電導マグネット - Google Patents
強磁場小型超電導マグネット Download PDFInfo
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- JP5583502B2 JP5583502B2 JP2010159226A JP2010159226A JP5583502B2 JP 5583502 B2 JP5583502 B2 JP 5583502B2 JP 2010159226 A JP2010159226 A JP 2010159226A JP 2010159226 A JP2010159226 A JP 2010159226A JP 5583502 B2 JP5583502 B2 JP 5583502B2
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- temperature superconducting
- magnetic field
- superconducting bulk
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- gadolinium
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- 229910052688 Gadolinium Inorganic materials 0.000 claims description 26
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000003475 lamination Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005470 impregnation Methods 0.000 description 5
- 239000013590 bulk material Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910021521 yttrium barium copper oxide Inorganic materials 0.000 description 1
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Description
〔1〕強磁場小型超電導マグネットにおいて、
(a)ガドリニウム系以外の第1の高温超電導バルク体(31)と、
(b)該第1の高温超電導バルク体(31)上に積層されるガドリニウム系の第2の高温超電導バルク体(32)と、
(c)該ガドリニウム系の第2の高温超電導バルク体(32)上に積層されるガドリニウム系の第3の高温超電導バルク体(33)と、
(d)該ガドリニウム系の第3の高温超電導バルク体(33)上に積層されるガドリニウム系以外の第4の高温超電導バルク体(34)とを具備し、
(e)前記4個の高温超電導バルク体(31〜34)は、積層後の寸法が外径87mm、内径48mm、前記4個の高温超電導バルク体(31〜34)のそれぞれの高さが22mmで、樹脂含浸を施した環状の高温超電導バルク体であり、前記4個の高温超電導バルク体(31〜34)の中心の2個のみにガドリニウム系高温超電導バルク体を配置することにより、直線的で均一な強い磁場空間(35)を少数の高温超電導バルク体で発生させることを特徴とする。
2 ホール素子
11〜20 環状の高温超電導バルク体の積層数1〜10の場合の磁場分布の解析値
21〜23 環状の高温超電導バルク体の積層数1〜3の場合の磁場分布の実測値
31 第1の高温超電導バルク体
32 ガドリニウム系(Ga−B−Cu−O)の第2の高温超電導バルク体
33 ガドリニウム系(Ga−B−Cu−O)の第3の高温超電導バルク体
34 第4の高温超電導バルク体
35 磁場空間
Claims (3)
- (a)ガドリニウム系以外の第1の高温超電導バルク体(31)と、
(b)該第1の高温超電導バルク体(31)上に積層されるガドリニウム系の第2の高温超電導バルク体(32)と、
(c)該ガドリニウム系の第2の高温超電導バルク体(32)上に積層されるガドリニウム系の第3の高温超電導バルク体(33)と、
(d)該ガドリニウム系の第3の高温超電導バルク体(33)上に積層されるガドリニウム系以外の第4の高温超電導バルク体(34)とを具備し、
(e)前記4個の高温超電導バルク体(31〜34)は、積層後の寸法が外径87mm、内径48mm、前記4個の高温超電導バルク体(31〜34)のそれぞれの高さが22mmで、樹脂含浸を施した環状の高温超電導バルク体であり、前記4個の高温超電導バルク体(31〜34)の中心の2個のみにガドリニウム系高温超電導バルク体を配置することにより、直線的で均一な強い磁場空間(35)を少数の高温超電導バルク体で発生させることを特徴とする強磁場小型超電導マグネット。 - 請求項1記載の強磁場小型超電導マグネットにおいて、前記積層した高温超電導バルク体(31〜34)を大気圧下で液体窒素冷却することにより、直線的で均一な2テスラレベルの磁場空間を発生させる永久マグネットとすることを特徴とする強磁場小型超電導マグネット。
- 請求項2記載の強磁場小型超電導マグネットにおいて、前記永久マグネットをマイクロNMR用永久マグネットとして用いることを特徴とする強磁場小型超電導マグネット。
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JP2010159226A JP5583502B2 (ja) | 2010-07-14 | 2010-07-14 | 強磁場小型超電導マグネット |
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JP2012023160A JP2012023160A (ja) | 2012-02-02 |
JP5583502B2 true JP5583502B2 (ja) | 2014-09-03 |
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Families Citing this family (2)
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CN102820116B (zh) * | 2012-05-04 | 2014-11-26 | 清华大学 | 一种高温超导薄膜磁体 |
CN109477876A (zh) * | 2016-07-27 | 2019-03-15 | 新日铁住金株式会社 | 块磁结构体、采用其的nmr用磁体系统及块磁结构体的磁化方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH07211538A (ja) * | 1994-01-20 | 1995-08-11 | Hitachi Ltd | 超電導バルクマグネット |
US5724820A (en) * | 1996-02-09 | 1998-03-10 | Massachusetts Institute Of Technology | Permanent magnet system based on high-temperature superconductors with recooling and recharging capabilities |
JP4317646B2 (ja) * | 2000-06-26 | 2009-08-19 | 独立行政法人理化学研究所 | 核磁気共鳴装置 |
JP3858221B2 (ja) * | 2002-06-12 | 2006-12-13 | 財団法人国際超電導産業技術研究センター | 高温超電導バルク材製超電導磁石及びその製造方法 |
JP2005294471A (ja) * | 2004-03-31 | 2005-10-20 | Japan Science & Technology Agency | バルク超伝導体の着磁方法 |
US7859374B2 (en) * | 2005-10-03 | 2010-12-28 | Massachusetts Institute Of Technology | Annular magnet system for magnetic resonance spectroscopy |
JP4806742B2 (ja) * | 2005-11-07 | 2011-11-02 | アイシン精機株式会社 | 磁場発生装置及び核磁気共鳴装置 |
JP4895714B2 (ja) * | 2006-07-31 | 2012-03-14 | アイシン精機株式会社 | 超電導体、超電導磁場発生素子、超電導磁場発生装置および核磁気共鳴装置 |
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