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Superconducting bulk magnet with higher trapped field over 7 Tesla magnetized by a newly pulsed-field magnetization

Research Project

Project/Area Number 19560003
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied materials science/Crystal engineering
Research InstitutionIwate University

Principal Investigator

FUJISHIRO Hiroyuki  Iwate University, 工学部, 教授 (90199315)

Co-Investigator(Kenkyū-buntansha) NAITO Tomoyuki  岩手大学, 工学部, 助教 (40311683)
OKA Tetsuo  新潟大学, 工学部, 准教授 (40432091)
Co-Investigator(Renkei-kenkyūsha) NAITO Tomoyuki  岩手大学, 工学部, 助教 (40311683)
OKA Tetsuo  新潟大学, 工学部, 准教授 (40432091)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Keywords超伝導応用 / パルス着磁技術 / 超伝導バルク / 結晶工学 / 熱物性 / 環境技術 / 低温物性
Research Abstract

複数パルス磁場印加による超伝導バルクの捕捉磁場の向上を目的に、バルク直上の捕捉磁場分布の解析や強いピン止め力を有するバルクを用いた実験的検討を行った。新しいパルス着磁法(MMPSC)は、磁束の大きな粘性力により臨界電流密度Jc以上の磁場勾配を保持することが出来るため、最終的な捕捉磁場の向上が実現することが定性的に実証できた。今後更なる捕捉磁場向上を目指す基礎的な実験結果を得ることが出来た。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (52 results)

All 2009 2008 2007 Other

All Journal Article (22 results) (of which Peer Reviewed: 22 results) Presentation (26 results) Remarks (3 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] Pulsed Field Magnetization for GdBaCuO Bulk with Stronger Pinning Characteristics2009

    • Author(s)
      H. Fujishiro, T. Hiyama, T. Miura, T. Naito, S. Nariki, N. Sakai, I. Hirabayashi
    • Journal Title

      IEEE Trans. Appl. Supercond (掲載決定)

    • NAID

      120001763672

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Enhancement of total trapped fluxes on f65 mm GdBaCuO bulk by multi-pulse techniques2009

    • Author(s)
      H. Fujishiro, K. Kakehata, T. Naito, Y. Yanagi, and Y. Itoh
    • Journal Title

      Physica C (掲載決定)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Thermal Behavior and Field-Trapping Property of Melt-Textured Superconducting Bulk Magnets Activated by Quasi-Static Magnetic Fields2009

    • Author(s)
      T. Oka
    • Journal Title

      J. Phys. Conf. Series 150

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Pulsed Field Magnetization for GdBaCuO Bulk with Stronger Pinning Characteristics2009

    • Author(s)
      H. Fujishiro
    • Journal Title

      IEEE Trans. Appl. Supercond (掲載決定)

    • NAID

      120001763672

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Enhancement of total trapped fluxes on φ65 mm GdBaCuO bulk by multi-pulse techniques2009

    • Author(s)
      H. Fujishiro
    • Journal Title

      Physica C (掲載決定)

    • NAID

      120001613618

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped Field Enhancement of Five-aligned Superconduc- ting Bulk Magnetized by Pulse Field for Magnetic Separation2008

    • Author(s)
      T. Hiyama, H. Fujishiro, T. Tateiwa, T. Naito, H. Hayashi and K. Tone
    • Journal Title

      Physica C 468

      Pages: 1469-1472

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Possible explanation for trapped field enhancement on REBaCuO bulk by modified multi-pulse technique with stepwise cooling (MMPSC)2008

    • Author(s)
      H. Fujishiro, T. Hiyama, T. Naito, T. Tateiwa and Y. Yanagi
    • Journal Title

      Materials Science and Engineering B 151

      Pages: 95-100

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Numerical Analysis of Bulk Superconducting Magnet Magnetized by Pulsed-Field Considering a Partial Difference of Superconducting Characteristics2008

    • Author(s)
      K. Yokoyama
    • Journal Title

      IEEE Trans. Appl. Supercond. 18

      Pages: 1545-1548

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Possible explanation for trapped field enhancement on REBaCuO bulk by modified multi-pulse technique with stepwise cooling (MMPSC)2008

    • Author(s)
      H. Fujishiro
    • Journal Title

      Materials Science and Engineering B 151

      Pages: 95-100

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped Field Enhancement of Five-aligned Superconducting Bulk Magnetized by Pulse Field for Magnetic Separation2008

    • Author(s)
      T. Hiyama
    • Journal Title

      Physica C 468

      Pages: 1469-1472

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped field characteristics on φ65 mm GdBaCuO bulk by modified multi-pulse technique with stepwise cooling (MMPSC)2008

    • Author(s)
      H. Fujishir
    • Journal Title

      Physica C 468

      Pages: 1477-1480

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Finite element analysis of pulse field magnetization process in a cylindrical bulk superconductor2008

    • Author(s)
      K. Kajikawa
    • Journal Title

      Physica C 468

      Pages: 1494-1497

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped field and temperature rise in rectangular shaped HTSC bulk magnetized by pulse fields2007

    • Author(s)
      T. Tateiwa, Y. Sazuka, H. Fujishiro, H. Hayashi, T. Nagafuchi and T. Oka
    • Journal Title

      Physica C

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Importance of initial M-shaped trapped field profile using a two-step pulse field magnetization (MMPSC)method2007

    • Author(s)
      H. Fujishiro, T. Hiyama, T. Tateiwa, Y. Yanagi, and T. Oka
    • Journal Title

      Physica C

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Enhancement of Trapped Field and Total Trapped Flux on High Temperature Bulk Superconductor by a New Pulse-Field Magnetization Method2007

    • Author(s)
      H. Fujishiro, T. Tateiwa, and T. Hiyama
    • Journal Title

      Jpn. J. Appl. Phys 46

      Pages: 4108-4112

    • NAID

      40015465509

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Trapped Field and Temperature Rise on f65 mm GdBaCuO Bulk by Pulse Field Magnetization2007

    • Author(s)
      H. Fujishiro, T. Tateiwa, K. Kakehata, T. Hiyama and T. Naito
    • Journal Title

      Supercond. Sci. Technol 20

      Pages: 1009-1014

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Enhancement of Trapped Field and Total Trapped Flux on High Temperature Bulk Superconductor by a New Pulse-Field Magnetization Method2007

    • Author(s)
      H. Fujishiro
    • Journal Title

      Jpn. J. Appl. Phys. 46

      Pages: 4108-4112

    • NAID

      40015465509

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped Field and Temperature Rise on φ65 mm GdBaCuO Bulk by Pulse Field Magnetization2007

    • Author(s)
      H. Fujishiro
    • Journal Title

      Supercond. Sci. Technol. 20

      Pages: 1009-1014

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Temperature Rise in Melt-Textured Large Grain Superconducting Bulk Magnets during Magnetizing Processes2007

    • Author(s)
      T. Oka
    • Journal Title

      Physica C 460-462

      Pages: 748-749

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Importance of initial M-shaped trapped field profile using a two-step pulse field magnetization(MMPSC)method2007

    • Author(s)
      H. Fujishiro
    • Journal Title

      Physica C 463-465

      Pages: 394-397

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Trapped field and temperature rise in rectangular shaped HTSC bulk magnetized by pulse fields2007

    • Author(s)
      T. Tateiwa
    • Journal Title

      Physica C 463-465

      Pages: 398-401

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Evaluation of Current Distribution of Bulk Superconductors Magnetized by Pulsed Field2007

    • Author(s)
      K. Yokoyama
    • Journal Title

      Physica C 463-465

      Pages: 410-414

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 複数パルス磁場印加による大型超伝導バルクの総磁束量の増大2009

    • Author(s)
      藤代博之
    • Organizer
      第56回応用物理学関係連合講演会
    • Place of Presentation
      筑波大学・つくば
    • Year and Date
      2009-04-01
    • Related Report
      2008 Annual Research Report
  • [Presentation] Enhancement of total trapped fluxes on f65 mm GdBaCuO bulk by multi-pulsetechniques2008

    • Author(s)
      H. Fujishiro
    • Organizer
      21st International Symposium on Super-conductivity (ISS2008)
    • Place of Presentation
      Tsukuba
    • Year and Date
      2008-10-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Enhancement of total trapped fluxes onφ65 mm GdBaCuO bulk by multi-pulse techniques2008

    • Author(s)
      H. Fujishiro
    • Organizer
      21st International Symposium on Super-conductivity (ISS2008)
    • Place of Presentation
      Tsukubaつくば国際会議場
    • Year and Date
      2008-10-29
    • Related Report
      2008 Annual Research Report
  • [Presentation] Pulsed Field Magnetization for GdBaCuO Bulk with Stronger Pinning Chara-cteristics2008

    • Author(s)
      H. Fujishiro
    • Organizer
      2008 Applied Superconductivity Conference
    • Place of Presentation
      Hyatt Regency Chicago, Illinois, Chicago, USA
    • Year and Date
      2008-08-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Pulsed Field Magnetization for GdBaCuO Bulk with Stronger Pinning Characteristics2008

    • Author(s)
      H. Fujishiro
    • Organizer
      2008 Applied Superconductivity Conference
    • Place of Presentation
      Hyatt Regency Chicago, Illinois, Chicago, USA
    • Year and Date
      2008-08-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] 超伝導バルク磁石の開発と最近の進展2008

    • Author(s)
      藤代博之
    • Organizer
      第7回高温超伝導バルク材「夏の学校」in岩手
    • Place of Presentation
      八幡平ライジングサンホテル・岩手
    • Year and Date
      2008-08-08
    • Related Report
      2008 Annual Research Report
  • [Presentation] Thermal Behavior and Field-Trapping Property of Melt-Textured Superconducting Bulk Magnets Activated by Quasi-Static Magnetic Fields2008

    • Author(s)
      T. Oka
    • Organizer
      25th International Conference on Low Temperature Physics (LT25)
    • Place of Presentation
      Amsterdamオランダ
    • Year and Date
      2008-08-06
    • Related Report
      2008 Annual Research Report
  • [Presentation] 強いピン止め力を有する超伝導バルクへのパルス着磁2008

    • Author(s)
      藤代博之
    • Organizer
      2008年度春季低温工学・超電導学会
    • Place of Presentation
      明星大学・八王子
    • Year and Date
      2008-05-26
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 強いピン止め力を有するバルクにおけるパルス着磁特性2008

    • Author(s)
      藤代博之
    • Organizer
      第55回応用物理学関係連合講演会、船橋
    • Place of Presentation
      日大理工学部
    • Year and Date
      2008-03-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 強いピン止め力を有するバルクにおけるパルス着磁特性2008

    • Author(s)
      藤代博之
    • Organizer
      第55回応用物理学関係連合講演会
    • Place of Presentation
      船橋、日大理工学部
    • Year and Date
      2008-03-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] 強いピン止め力を有するGd系バルクに対するパルス着磁法(MMPSC法)の適用2007

    • Author(s)
      日山拓也
    • Organizer
      第77回秋季低温工学・超電導学会
    • Place of Presentation
      仙台、宮城県民会館
    • Year and Date
      2007-11-22
    • Related Report
      2007 Annual Research Report
  • [Presentation] MMPSC法による捕捉磁場向上のメカニズム2007

    • Author(s)
      藤代博之
    • Organizer
      第77回秋季低温工学・超電導学会
    • Place of Presentation
      仙台、宮城県民会館
    • Year and Date
      2007-11-22
    • Related Report
      2007 Annual Research Report
  • [Presentation] パルス着磁法における超伝導バルク内部の温度測定2007

    • Author(s)
      欠端浩介
    • Organizer
      第77回秋季低温工学・超電導学会
    • Place of Presentation
      仙台、宮城県民会館
    • Year and Date
      2007-11-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] MMPSC法を用いた高温超電導バルク体のパルス着磁に関する有限要素解析2007

    • Author(s)
      横尾亮佑
    • Organizer
      第77回秋季低温工学・超電導学会
    • Place of Presentation
      仙台、宮城県民会館
    • Year and Date
      2007-11-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] 低磁場でパルス着磁されたバルク磁石の磁場分布の評価2007

    • Author(s)
      横山和哉
    • Organizer
      第77回秋季低温工学・超電導学会
    • Place of Presentation
      仙台、宮城県民会館
    • Year and Date
      2007-11-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] Trapped field characteristics on f65 mm GdBaCuO bulk by modified multi-pulse technique with stepwise cooling (MMPSC)2007

    • Author(s)
      H. Fujisiro
    • Organizer
      20^<th> International Symposium on Superconductivity (ISS2007)
    • Place of Presentation
      Tsukuba
    • Year and Date
      2007-11-07
    • Related Report
      2008 Final Research Report
  • [Presentation] Trapped field characteristics on φ65 mm GdBaCuO bulk by modified multi-pulse technique with stepwise cooling(MMPSC)2007

    • Author(s)
      H. Fujishiro
    • Organizer
      20th International Symposium on Superconductivity(ISS2007)
    • Place of Presentation
      Tsukuba,国際会議場
    • Year and Date
      2007-11-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Trapped Field Enhancement of Five-aligned Superconducting Bulk Magnetized by Pulse Field for Magnetic Separation2007

    • Author(s)
      T. Hiyama
    • Organizer
      20th International Symposium on Superconductivity(ISS2007)
    • Place of Presentation
      Tsukuba,国際会議場
    • Year and Date
      2007-11-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Finite element analysis of pulse field magnetization process in a cylindrical bulk superconductor2007

    • Author(s)
      K. Kajikawa
    • Organizer
      20th International Symposium on Superconductivity(ISS2007)
    • Place of Presentation
      Tsukuba,国際会議場
    • Year and Date
      2007-11-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Possible explanation for trapped field enhancement on REBaCuO bulk by modified multi-pulse technique with stepwise cooling (MMPSC)2007

    • Author(s)
      H. Fujishiro
    • Organizer
      6^<th> International Conference on Processing and Applications of Superconducting REBCO Large Grain Materials (PASREG)
    • Place of Presentation
      Cambridge大学, UK
    • Year and Date
      2007-09-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Possible explanation for trapped field enhancement on REBaCuO bulk by modified multi-pulse technique with stepwise cooling(MMPSC)2007

    • Author(s)
      H. Fujishiro
    • Organizer
      6th International Conference on Processing and Applications of Superconducting REBCO Large Grain Materials(PASREG),
    • Place of Presentation
      Cambridge大学,UK
    • Year and Date
      2007-09-15
    • Related Report
      2007 Annual Research Report
  • [Presentation] MMPSC法による超伝導バルク着磁の捕捉磁場向上のメカニズム2007

    • Author(s)
      藤代博之
    • Organizer
      第6回バルク夏の学校
    • Place of Presentation
      岩手県網張温泉
    • Year and Date
      2007-08-10
    • Related Report
      2007 Annual Research Report
  • [Presentation] φ65mm大型超伝導バルクのパルス着磁特性(2)---MMPSC法の効果---2007

    • Author(s)
      藤代博之
    • Organizer
      2007年度春季低温工学・超電導学会
    • Place of Presentation
      千葉大学
    • Year and Date
      2007-05-18
    • Related Report
      2008 Final Research Report
  • [Presentation] MMPSC法による超伝導バルクの着磁特性-磁束運動と捕捉磁場の関係-2007

    • Author(s)
      日山拓也
    • Organizer
      2007年度春季低温工学・超電導学会
    • Place of Presentation
      千葉大学
    • Year and Date
      2007-05-18
    • Related Report
      2007 Annual Research Report
  • [Presentation] φ65mm大型超伝導バルクのパルス着磁特性(2) -MMPSC法の効果-2007

    • Author(s)
      藤代博之
    • Organizer
      2007年度春季低温工学・超電導学会
    • Place of Presentation
      千葉大学
    • Year and Date
      2007-05-18
    • Related Report
      2007 Annual Research Report
  • [Presentation] パルス着磁法による磁気分離用5連型超伝導バルク磁石装置の開発2007

    • Author(s)
      日山拓也
    • Organizer
      2007年度春季低温工学・超電導学会
    • Place of Presentation
      千葉大学
    • Year and Date
      2007-05-16
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://ikebehp.mat.iwate-u.ac.jp/

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://ikebehp.mat.iwate-u.ac.jp/

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://ikebehp.mat.iwate-u.ac.jp/

    • Related Report
      2007 Annual Research Report
  • [Patent(Industrial Property Rights)] 薄膜の製造方法及び半導体装置2007

    • Inventor(s)
      吉本則之、藤代博之、小川智
    • Industrial Property Rights Holder
      国立大学法人岩手大学
    • Industrial Property Number
      2007-242624
    • Filing Date
      2007-09-19
    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

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