ISOBE Masahiko 磯部正彦

… Alternative Names

磯部正彦イソベマサヒコ

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Researcher Number	70396919
Other IDs	https://orcid.org/0000-0002-9253-7256
Affiliation (based on the past Project Information) *help	2014: マックスプランク物理学研究所(ドイツ), 研究員 2012 – 2013: 東京大学, 物性研究所, 技術専門職員 2010: 東京大学, 物性研究所, 技術専門職員 2006 – 2007: 東京大学, 物性研究所, 技術専門職員
Review Section/Research Field	Principal Investigator Condensed matter physics II Except Principal Investigator Condensed matter physics II / Structural/Functional materials
Keywords	Principal Investigator A サイト秩序型ペロブスカイト型酸化物 / A サイト秩序ペロブスカイト型酸化物 / クロム酸化物 / 混合原子価化合物 / 高圧合成 Except Principal Investigator 金属絶縁体転移 / 電磁気物性 / 物性実験 / 強相関電子系 / 物質合成 … More / 装置開発 / 高温高圧 / リチウム / ダイヤモンド合成 / ドープ / 不純物 / ダイヤモンド / 高温高圧合成 / 金属強磁性 / パイエルス転移 / マンガンホランダイト / 層状ペロフスカイト物質 / 構造相転移 / クロムホランダイト / ホランダイト酸化物 / クロム酸化物 / 電荷秩序 / 電化秩序 / 圧力誘起超伝導 / 高圧物性 / バナジウム酸化物 / 強相関係 Less

混合原子価を持つ新奇クロム酸化物の物質開発Principal Investigator
- Principal Investigator
  
  礒部正彦
- Project Period (FY)
  2012 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  The University of Tokyo
Synthesis and search of a new functional diamond using ultra-high pressure and temperature synthesis method.
- Principal Investigator
  
  GOTOU Hirotada
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Structural/Functional materials
- Research Institution
  The University of Tokyo
The study on the mechanism of ferromagnetic metal-insulator transition and novel quantum properties in chromium oxides
- Principal Investigator
  
  UEDA Yutaka
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Condensed matter physics II
- Research Institution
  The University of Tokyo
The study of novel quantum phenomena caused from the competition among multiple ground states in vanadium oxides
- Principal Investigator
  
  UEDA Yutaka
- Project Period (FY)
  2006 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Condensed matter physics II
- Research Institution
  The University of Tokyo

All 2013 2012 2011 2009 2008 2007 2006

All Journal Article Presentation Patent

[Journal Article] Ferromagnetism and re-entrant spin-glass transition in quasicrystal approximants Au-SM-Gd (SM = Si, Ge)2013
- Author(s)
  T Hiroto, G H Gebresenbut, C Pay Gomez, Y Muro, M Isobe, Y Ueda, K Tokiwa and R Tamura
- Journal Title
  
  Journal of Physics : Condensed Matter
  
  Volume: 25 Issue: 42 Pages: 426004-426004
- DOI
  10.1088/0953-8984/25/42/426004
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-12J07852, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-24560808
[Journal Article] Valence instability and photochemical reaction at surface of strongly correlated MgTi2O42013
- Author(s)
  H.Fujiwara, Y.Ishige, T.Mizokawa, T.Sasaki, M.Isobe and Y.Ueda
- Journal Title
  
  APL MATERIALS
  
  Volume: 1 Issue: 2
- DOI
  10.1063/1.4818355
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-25400356
[Journal Article] Barium vanadium silicate BaVSi2O7: A t2g counterpart of the Han purple compound2013
- Author(s)
  A. Vasiliev, O. Volkova, E. Zvereva, M. Isobe, Y. Ueda, S. Yoshii, H. Nojiri, V. Mazurenko, M. Valentyuk, V. Anisimov, I. Solovyev, R. Klingeler, and B. Buchne
- Journal Title
  
  PHYSICAL REVIEW B
  
  Volume: 87 Issue: 13
- DOI
  10.1103/physrevb.87.134412
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540362
[Journal Article] Charge Density Wave and Superconductivity of RPt2Si2 (R = Y, La, Nd, and Lu)2013
- Author(s)
  Y. Nagano, N. Araoka, A. Mitsuda, H. Yayama, H. Wada, M. Ichihara, M. Isobe, and Y. Ueda
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 82 Issue: 6 Pages: 1787-1791
- DOI
  10.7566/jpsj.82.064715
- NAID
  210000132614
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540415, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-24540381
[Journal Article] Local electronic state in the high-valence hollandite chromium oxide K_2Cr_8O_<16> investigated by ^<53>Cr NMR2013
- Author(s)
  Hikaru Takeda
- Journal Title
  
  Physical Review B
  
  Volume: 88 Issue: 16
- DOI
  10.1103/physrevb.88.165107
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-12J05373, KAKENHI-PROJECT-23225005, KAKENHI-PROJECT-24340080, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-25610092, KAKENHI-PROJECT-25610093
[Journal Article] Origins of Phase Transitions in Valence Fluctuating YbPd2013
- Author(s)
  A. Mitsuda, M. Sugishima, T. Hasegawa, S. Tsutsui, M. Isobe, Y. Ueda, M. Udagawa, H. Wada
- Journal Title
  
  J. Phys. Soc. Jpn
  
  Volume: Vol. 82 Issue: 8 Pages: 084712-084712
- DOI
  10.7566/jpsj.82.084712
- NAID
  40019745502
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540415, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-24540381
[Journal Article] Phase diagram and Eu valence state in EuPtP1-xAsx2013
- Author(s)
  M. Sugishima, A. Mitsuda, H. Wada
- Journal Title
  
  J. Korean Phys. Soc
  
  Volume: Vol. 62 Issue: 12 Pages: 2019-2023
- DOI
  10.3938/jkps.62.2019
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540415, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-24540381
[Journal Article] Synthesis, Structure and Electromagnetic Properties of Manganese Hollandite, KxMn8O162012
- Author(s)
  T. Kuwabara, M. Isobe, H. Gotou, T. Yagi, D. Nishio-Hamane, and Y. Ueda
- Journal Title
  
  J. Phys. Soc. Jpn
  
  Volume: 81 Issue: 10 Pages: 104701-104701
- DOI
  10.1143/jpsj.81.104701
- NAID
  210000109733
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244041, KAKENHI-PROJECT-23740389, KAKENHI-PROJECT-24540362, KAKENHI-PROJECT-24560844
[Journal Article] Ferromagnetic hollandite K2Cr8O162012
- Author(s)
  J. Sugiyamaa, H. Nozakia, M. Manssonb, K. Prsa, A. Amato, M. Isobe, Y. Ueda
- Journal Title
  
  Physics Procedia
  
  Volume: 30 Pages: 186-189
- DOI
  10.1016/j.phpro.2012.04.069
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540362
[Journal Article] u+SR study on ferromagnetic hollandites, K2Cr8O16 and Rb2Cr8O162012
- Author(s)
  J. Sugiyama
- Journal Title
  
  Physical Review B
  
  Volume: 85 Issue: 21
- DOI
  10.1103/physrevb.85.214407
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244041, KAKENHI-PROJECT-24540362, KAKENHI-PLANNED-23108003
[Journal Article] μ+SR study on ferromagnetic hollandites, K2Cr8O16 and Rb2Cr8O162012
- Author(s)
  J. Sugiyama, H. Nozaki . M. Mansson, K. Pr?a, D. Andreica, A. Amato, M. Isobe, and Y. Ueda
- Journal Title
  
  Phys. Rev. B
  
  Volume: 85
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244041
[Journal Article] Observation of Structural Change in the Novel Ferromagnetic2012
- Author(s)
  Akiko NAKAO
- Journal Title
  
  J. Phys. Soc. Jpn.
  
  Volume: 81 Issue: 5 Pages: 054710-054710
- DOI
  10.1143/jpsj.81.054710
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224008, KAKENHI-PROJECT-22244041, KAKENHI-PROJECT-24540362
[Journal Article] Magnetic order, transport and infrared optical properties in the ACrO3 system (A = Ca, Sr, and Pb)2011
- Author(s)
  A. C. Komarek, T. Moller, M. Isobe, Y. Drees, H. Ulbrich, M. Azuma, M. T. Fernandez-Diaz, A. Senyshyn, M. Hoelzel, G. Andre, Y. Ueda, M. Gruninger, and M. Braden
- Journal Title
  
  Phys. Rev. B
  
  Volume: 84 Issue: 12
- DOI
  10.1103/physrevb.84.125114
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244041, KAKENHI-PLANNED-19052008
[Journal Article] Electronic structure of an antiferromagnetic metal : CaCrO_32011
- Author(s)
  P.A.Bhobe
- Journal Title
  
  Physical Review B
  
  Volume: 83 Issue: 16 Pages: 165132-165132
- DOI
  10.1103/physrevb.83.165132
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540324, KAKENHI-PROJECT-22244041, KAKENHI-PROJECT-23840039
[Journal Article] Electromagnetic properties of hollandite K2V8O16 under pressure2011
- Author(s)
  T. Yamauchi, H. Ueda, M. Isobe, and Y. Ueda
- Journal Title
  
  Phys. Rev. B
  
  Volume: 84 Issue: 11
- DOI
  10.1103/physrevb.84.115104
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244041
[Journal Article] Peierls Mechanism of the Metal-Insulator Transition in Ferromagnetic Hollandite K2Cr80162011
- Author(s)
  T.Toriyama, A.Nakao, H.Nakao, Y.Murakami, K.Hasegawa, M.
- Journal Title
  
  Phys.Rev.Lett.
  
  Volume: 107 Issue: 26
- DOI
  10.1103/physrevlett.107.266402
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-19052004, KAKENHI-PROJECT-21224008, KAKENHI-PROJECT-22244041, KAKENHI-PROJECT-22540363
[Journal Article] Substitution Effect on Metal-Insulator Transition in K_2V_8O_<16>2009
- Author(s)
  M.Isobe, S.Koishi, S.Yamazaki, J-I.Yamaura, H.Gotou, T.Yagi, Y.Ueda
- Journal Title
  
  J.Phys.Soc.Jpn. 78
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Discovery of Ferromagnetic-Half- Metal-to-Insulator Transition in K_2Cr_8O_<16>2009
- Author(s)
  K.Hasegawa, M.Isobe, T.Yamauchi, H.Ueda, J-I.Yamaura, H.Gotou, T.Yagi, H.Sato, Y.Ueda
- Journal Title
  
  Phys.Rev.Lett. 103
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Rb-substitution effect on the metal-insulator transition of hollandite vanadate, K_2V_8O_<16>2008
- Author(s)
  M. Isobe, S. Koeshi and Y. Ueda
- Journal Title
  
  J. Physics:Conference Series 121
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Rich Behaviors of Vanadium Oxides under High Pressure2007
- Author(s)
  Y.UEDA, M. ISOBE, T.YAMAUCHI, and H.UEDA
- Journal Title
  
  J. Phys. Soc. Jpn., 76, Suppl. A
  
  Pages: 100-103
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Rich Behaviors of Vanadium Oxides under High Pressure2007
- Author(s)
  Y.Ueda, M.Isobe, T.Yamauchi, H.Ueda
- Journal Title
  
  J.Phys.Soc.Jpn. 76 Suppl.A
  
  Pages: 100-103
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Observation of Metal-Insulator Transition in Hollandite Vanadate, K_2V_8O_<16>2006
- Author(s)
  M.Isobe, S.Koishi, N.Kouno, J.Yamaura, T.Yamauchi, H.Ueda, H.Gotou, T.Yagi, Y.Ueda
- Journal Title
  
  J.Phys.Soc.Jpn. 75
- NAID
  110004777966
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18104008
[Journal Article] Observation of Metal-Insulator Transition in Hollandite Vanadate,K_2V_8O_<16>.2006
- Author(s)
  M.Isobe
- Journal Title
  
  Journal of Physical Society of Japan 75
- NAID
  110004777966
- Data Source
  KAKENHI-PROJECT-18104008
[Patent] V酸化物蛍光体2009
- Inventor(s)
  中島智彦、土屋哲男、熊谷俊弥、上田寛、礒部正彦
- Industrial Property Rights Holder
  産業技術総合研究所、東京大学
- Industrial Property Number
  2007-224846
- Filing Date
  2009-08-30
- Data Source
  KAKENHI-PROJECT-18104008
[Patent] 特許2007
- Inventor(s)
  中島智彦, 土屋哲男, 熊谷俊弥, 上田寛, 礒部正彦
- Industrial Property Rights Holder
  独立行政法人産業技術総合研究所、東京大学
- Industrial Property Number
  2007-224846
- Filing Date
  2007-08-30
- Data Source
  KAKENHI-PROJECT-18104008
[Presentation] High pressure synthesis and physical properties of hollandite K2V8O16 and K2Cr8O162013
- Author(s)
  Masahiko Isobe
- Organizer
  European High Pressure Research Group International Meeting （EHPRG 51)
- Place of Presentation
  Queen Mary University of London
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] High-pressure synthesis and physical properties of the mixed-valence chromium oxides K2Cr8O162013
- Author(s)
  Masahiko Isobe
- Organizer
  2013 MRS Spring Meeting & Exhibit
- Place of Presentation
  Marriott Marquis, San Francisco, California
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] Mixed-valent chromium oxides ACu3Cr4O12 (A=La, Bi)2013
- Author(s)
  Masahiko Isobe
- Organizer
  Workshop Strongly Correlated Electron Systems
- Place of Presentation
  Schloss Ringberg in Germany
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] ホーランダイト型クロム酸化物K2Cr8O16の金属－絶縁体転移2013
- Author(s)
  礒部正彦, 中尾朗子, 中尾裕則, 上田寛
- Organizer
  日本化学会第93春季年会
- Place of Presentation
  立命館大学
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] 混合原子価クロム酸化物ACu3Cr4O12(A=La,Bi)2013
- Author(s)
  礒部正彦、桜井裕也、後藤弘匡、広井善二
- Organizer
  日本物理学会2013年秋季大会
- Place of Presentation
  徳島大学(徳島県)
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] ホランダイト型クロム酸化物2012
- Author(s)
  礒部正彦
- Organizer
  科研費基盤A研究会「バナジウム酸化物、クロム酸化物研究の総括と新物質開発に向けて」
- Place of Presentation
  ホテル　ラフォーレ伊東
- Invited
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] ホーランダイト型クロム酸化物K2Cr8O16の新奇な金属－絶縁体転移2012
- Author(s)
  礒部正彦, 上田寛, 中尾朗子, 中尾裕則
- Organizer
  日本セラミックス協会第25回秋季シンポジウム
- Place of Presentation
  名古屋工業大学
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] ホランダイト型遷移金属酸化物の金属ー絶縁体転移－高圧合成を用いた物質開発－2012
- Author(s)
  礒部正彦
- Organizer
  日本物理学会四国支部学術講演会
- Place of Presentation
  徳島大学
- Invited
- Data Source
  KAKENHI-PROJECT-24540362
[Presentation] Hidden frustration behind the unique ferromagnetic metal-insulator transition of K2Cr8O162011
- Author(s)
  M. Isobe
- Organizer
  International Conference on Frustration in Condensed Matter (ICFCM)
- Place of Presentation
  Sendai, Japan
- Year and Date
  2011-01-13
- Data Source
  KAKENHI-PROJECT-22244041

1. YAMAUCHI Touru (10422445)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
2. UEDA Yutaka (20127054)

# of Collaborated Projects: 2 results

# of Collaborated Products: 10 results
3. UEDA Hiroaki (10373276)

# of Collaborated Projects: 2 results

# of Collaborated Products: 10 results
4. ITOH Masayuki (90176363)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. TAKESHITA Nao (60292760)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. SHIN Shigi (00162785)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. FUJIWARA Naoki (60272530)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. OHTA Yukinori (70168954)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. GOTOU Hirotada (50596004)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. HAMANE Daisuke (20579073)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. IIZUKA Riko (80632413)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. NAKAO Akiko

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
13. 和田裕之

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
14. 矢山英樹

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
15. 光田暁弘

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
16. 中尾裕則

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

ISOBE Masahiko 磯部 正彦

磯部 正彦 イソベ マサヒコ

Research Projects

Research Products

Co-Researchers

混合原子価を持つ新奇クロム酸化物の物質開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Synthesis and search of a new functional diamond using ultra-high pressure and temperature synthesis method.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

The study on the mechanism of ferromagnetic metal-insulator transition and novel quantum properties in chromium oxides

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

The study of novel quantum phenomena caused from the competition among multiple ground states in vanadium oxides

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Ferromagnetism and re-entrant spin-glass transition in quasicrystal approximants Au-SM-Gd (SM = Si, Ge)2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Valence instability and photochemical reaction at surface of strongly correlated MgTi2O42013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Barium vanadium silicate BaVSi2O7: A t2g counterpart of the Han purple compound2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Charge Density Wave and Superconductivity of RPt2Si2 (R = Y, La, Nd, and Lu)2013

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Local electronic state in the high-valence hollandite chromium oxide K_2Cr_8O_<16> investigated by ^<53>Cr NMR2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Origins of Phase Transitions in Valence Fluctuating YbPd2013

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Phase diagram and Eu valence state in EuPtP1-xAsx2013

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Synthesis, Structure and Electromagnetic Properties of Manganese Hollandite, KxMn8O162012

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Ferromagnetic hollandite K2Cr8O162012

Author(s)

Journal Title

DOI

Data Source

[Journal Article] u+SR study on ferromagnetic hollandites, K2Cr8O16 and Rb2Cr8O162012

Author(s)

Journal Title

ISOBE Masahiko 磯部正彦

磯部正彦イソベマサヒコ