Kobayashi Kenji 小林憲司

… Alternative Names

KOBAYASHI Kenji 小林憲司

小林憲司コバヤシケンジ

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Researcher Number	50225504
Other IDs
Affiliation (Current)	2025: 千葉工業大学, 工学部, 教授
Affiliation (based on the past Project Information) *help	2016: 千葉工業大学, 工学部, 教授 2006 – 2007: 千葉工業大学, 工学部, 教授
Review Section/Research Field	Except Principal Investigator Condensed matter physics II / Science and Engineering
Keywords	Except Principal Investigator 変分モンテカルロ法 / 反強磁性 / モット転移 / 局所的循環電流 / フラックス状態 / 配置依存位相因子 / 局在長 / パイエルス位相 / 強相関 / 局所環電流 … More / 擬ギャップ / 交替磁束状態 / 位相因子 / ドゥルーデ重み / 高温超伝導 / 銅酸化物 / ハバードモデル / d波 / ダブロン-ホロン相関 Less

Variational Monte Carlo study of Mott transitions based on theories of Kohn and Berry phase
- Principal Investigator
  
  Yokoyama Hisatoshi
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Tohoku University
最適化変分モンテカルロ法による超伝導-絶縁体転移と量子流体相の研究
- Principal Investigator
  
  Yokoyama Hisatoshi
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Tohoku University

All 2017 2016 2015 2014 2008 2007 2006 Other

All Journal Article Presentation

[Journal Article] Band-Renormalization Effect on Relationship between Superconductivity and Antiferromagnetism in t-J Model2016
- Author(s)
  K.Kobayashi, R.Sato, H.Yokoyama
- Journal Title
  
  Physics Procedia
  
  Volume: 81 Pages: 1-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Predominance of Antiferromagnetism in Two-Dimensional Underdoped Hubbard Model2016
- Author(s)
  H.Yokoyama, R.Sato, K.Kobayashi
- Journal Title
  
  Physics Procedia
  
  Volume: 81 Pages: 9-12
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Effects of weak intersite repulsion and negative diagonal transfer on superconductivity and antiferromagnetism in Hubbard model2015
- Author(s)
  K.Kobayashi, H.Yokoyama
- Journal Title
  
  Physics Procedia
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Band Renormalization Effect on Interplay between Antiferromagnetism and Superconductivity in Hubbard Model in Hubbard model2014
- Author(s)
  K. Kobayashi, H. Yokoyama
- Journal Title
  
  JPS Conference Proceedings
  
  Volume: 1 Pages: 12120-12120
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Superconductivity and phase separation in extended Hubbard model2014
- Author(s)
  K. Kobayashi, H. Yokoyama
- Journal Title
  
  Physics Procedia
  
  Volume: 掲載確定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Stability of staggered flux state for anisotropic triangular lattice2014
- Author(s)
  H. Yokoyama, S. Tamura, T. Watanabe, K. Kobayashi, M. Ogata
- Journal Title
  
  Physics Procedia
  
  Volume: 掲載確定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Coexistence and Mutual Exclusion of Superconductivity and Antiferromagnetism and Phase Separation in Hubbard Model2014
- Author(s)
  K. Kobayashi, H. Yokoyama
- Journal Title
  
  JPS Conference Proceedings
  
  Volume: 掲載確定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400351
[Journal Article] Improved wave functions for Hubbard model:Superconductivity and Mott transition2007
- Author(s)
  K. Kobayashi and H. Yokoyama
- Journal Title
  
  Physica C 463-465
  
  Pages: 152-156
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18043004
[Journal Article] Superconducting states in a two-orbital Hubbard model on a triangular lattices2007
- Author(s)
  K. Kobayashi and H. Yokoyama
- Journal Title
  
  Journal of Magnetism and Magnetic Materials 310
  
  Pages: 651-653
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18043004
[Journal Article] Superconducting states in a two-orbital Hubbard model on a triangular lattices.2007
- Author(s)
  K.Kobayashi, H.Yokoyama
- Journal Title
  
  Journal of Magnetism and Magnetic Materials 310
  
  Pages: 651-653
- Data Source
  KAKENHI-PROJECT-18043004
[Journal Article] Stability of the superconducting state in the two-band Hubbard model on a triangular lattice.2006
- Author(s)
  K.Kobayashi, H.Yokoyama
- Journal Title
  
  Journal of Physics and Chemistry of Solids 67
  
  Pages: 112-116
- Data Source
  KAKENHI-PROJECT-18043004
[Presentation] 交替磁束状態とd-波超伝導状態の共存・競合関係についてII2017
- Author(s)
  小林憲司、横山寿敏
- Organizer
  日本物理学会第72回年次大会
- Place of Presentation
  大阪大学豊中キャンパス（大阪府豊中市）
- Year and Date
  2017-03-18
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] ハバード模型における反強磁性状態に対する不純物ポテンシャルの影響2017
- Author(s)
  横山寿敏、佐藤諒、小林憲司、小形正男
- Organizer
  日本物理学会第72回年次大会
- Place of Presentation
  大阪大学豊中キャンパス（大阪府豊中市）
- Year and Date
  2017-03-18
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] 乱れが反強磁性及びd-波超伝導状態に及ぼす効果について2016
- Author(s)
  横山寿敏、佐藤諒、小林憲司
- Organizer
  日本物理学会 2016年秋季大会
- Place of Presentation
  金沢大学角間キャンパス（石川県金沢市）
- Year and Date
  2016-09-14
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] 強相関電子系における超伝導と反強磁性の競合関係の再考2016
- Author(s)
  小林憲司、佐藤諒、横山寿敏
- Organizer
  日本物理学会第71回年次大会
- Place of Presentation
  東北学院大学泉キャンパス（宮城・仙台）
- Year and Date
  2016-03-21
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Effects of impurity potential on antiferromagnetic and d-wave superconducting states in Hubbard model2016
- Author(s)
  Hisatoshi Yokoyama, Ryo Sato, Kenji Kobayashi
- Organizer
  29th International Symposium on Superconductivity
- Place of Presentation
  Tokyo International Forum（東京都千代田区）
- Year and Date
  2016-12-13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Interplay between staggered flux and d-wave superconducting state in Hubbard model2016
- Author(s)
  Kenji Kobayashi, Hisatoshi Yokoyama
- Organizer
  29th International Symposium on Superconductivity
- Place of Presentation
  Tokyo International Forum（東京都千代田区）
- Year and Date
  2016-12-13
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] 交替磁束状態とd-波超伝導状態の共存・競合関係について2016
- Author(s)
  小林憲司、横山寿敏、小形正男
- Organizer
  日本物理学会 2016年秋季大会
- Place of Presentation
  金沢大学角間キャンパス（石川県金沢市）
- Year and Date
  2016-09-14
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Dominance of Antiferromagnetism in Two-Dimensional Underdoped Hubbard Model2015
- Author(s)
  Hisatoshi Yokoyama, Ryo Sato, Kenji Kobayashi
- Organizer
  28th International Symposium on Superconductivity
- Place of Presentation
  東京船堀タワーホール（東京・江戸川区）
- Year and Date
  2015-11-18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] ２次元ハバード(t-t'-U)模型におけるバンドくりこみ効果2015
- Author(s)
  横山寿敏、佐藤諒、小林憲司
- Organizer
  日本物理学会2015年秋季大会
- Place of Presentation
  関西大学千里山キャンパス（大阪・吹田）
- Year and Date
  2015-09-19
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Band-Renormalization Effect on Relationship between Superconductivity and Antiferromagnetism in t-J -Type Model2015
- Author(s)
  Kenji Kobayashi, Ryo Sato, Hisatoshi Yokoyama
- Organizer
  28th International Symposium on Superconductivity
- Place of Presentation
  東京船堀タワーホール（東京・江戸川区）
- Year and Date
  2015-11-18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] ２次元ハバード（t-t'-U）模型における相対的安定性と固有安定性2015
- Author(s)
  横山寿敏、佐藤諒、小林憲司
- Organizer
  日本物理学会第７０回年次大会
- Place of Presentation
  早稲田大学早稲田キャンパス（東京）
- Year and Date
  2015-03-22
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Effect of Intersite Correlations on Superconductivity in the Extended Hubbard Model2014
- Author(s)
  K. Kobayashi, H. Yokoyama
- Organizer
  27th International Symposium on Superconductivity
- Place of Presentation
  東京　船堀タワーホール
- Year and Date
  2014-11-27
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] 2次元ハバード模型における超伝導と反強磁性の関係2008
- Author(s)
  小林憲司
- Organizer
  日本物理学会
- Place of Presentation
  近畿大学
- Year and Date
  2008-03-23
- Data Source
  KAKENHI-PROJECT-18043004
[Presentation] 交替フラックス状態に対する対角ホッピングの効果
- Author(s)
  横山寿敏、田村駿、小林憲司、小形正男
- Organizer
  日本物理学会２０１３年秋季大会
- Place of Presentation
  徳島大学常三島キャンパス
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Superconductivity and Mott correlation in the underdoped Hubbard model
- Author(s)
  K. Kobayashi, H.Yokoyama
- Organizer
  26th International Symposium on Superconductivity
- Place of Presentation
  東京・船堀タワーホール
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Staggered flux state on anisotropic triangular lattice
- Author(s)
  H.Yokoyama, S.Tamura, K. Kobayashi, M. Ogata
- Organizer
  26th International Symposium on Superconductivity
- Place of Presentation
  東京・船堀タワーホール
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Band renormalization effect on interplay between antiferromagnetism and superconductivity in Hubbard model
- Author(s)
  Kenji Kobayashi, Hisatoshi Yokoyama
- Organizer
  The 12th Asia Pacific Physics Conference of AAPPS
- Place of Presentation
  千葉市幕張メッセ
- Data Source
  KAKENHI-PROJECT-25400351
[Presentation] Properties of doped Mott insulator and interplay between superconductivity and antiferromagnetism in Hubbard model
- Author(s)
  Kenji Kobayashi, Hisatoshi Yokoyama
- Organizer
  International Conference on Strongly Correlated Electron Systems
- Place of Presentation
  東京大学本郷キャンパス
- Data Source
  KAKENHI-PROJECT-25400351

1. Yokoyama Hisatoshi (60212304)

# of Collaborated Projects: 2 results

# of Collaborated Products: 28 results
2. OGATA Masao (60185501)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
3. TAMURA Shun

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
4. SATO Ryo

# of Collaborated Projects: 1 results

# of Collaborated Products: 13 results

Kobayashi Kenji 小林 憲司

KOBAYASHI Kenji 小林 憲司

小林 憲司 コバヤシ ケンジ

Research Projects

Research Products

Co-Researchers

Variational Monte Carlo study of Mott transitions based on theories of Kohn and Berry phase

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

最適化変分モンテカルロ法による超伝導-絶縁体転移と量子流体相の研究

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Band-Renormalization Effect on Relationship between Superconductivity and Antiferromagnetism in t-J Model2016

Author(s)

Journal Title

Data Source

[Journal Article] Predominance of Antiferromagnetism in Two-Dimensional Underdoped Hubbard Model2016

Author(s)

Journal Title

Data Source

[Journal Article] Effects of weak intersite repulsion and negative diagonal transfer on superconductivity and antiferromagnetism in Hubbard model2015

Author(s)

Journal Title

Data Source

[Journal Article] Band Renormalization Effect on Interplay between Antiferromagnetism and Superconductivity in Hubbard Model in Hubbard model2014

Author(s)

Journal Title

Data Source

[Journal Article] Superconductivity and phase separation in extended Hubbard model2014

Author(s)

Journal Title

Data Source

[Journal Article] Stability of staggered flux state for anisotropic triangular lattice2014

Author(s)

Journal Title

Data Source

[Journal Article] Coexistence and Mutual Exclusion of Superconductivity and Antiferromagnetism and Phase Separation in Hubbard Model2014

Author(s)

Journal Title

Data Source

[Journal Article] Improved wave functions for Hubbard model:Superconductivity and Mott transition2007

Author(s)

Journal Title

Data Source

[Journal Article] Superconducting states in a two-orbital Hubbard model on a triangular lattices2007

Author(s)

Journal Title

Data Source

[Journal Article] Superconducting states in a two-orbital Hubbard model on a triangular lattices.2007

Author(s)

Journal Title

Data Source

[Journal Article] Stability of the superconducting state in the two-band Hubbard model on a triangular lattice.2006

Author(s)

Journal Title

Data Source

[Presentation] 交替磁束状態とd-波超伝導状態の共存・競合関係についてII2017

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

[Presentation] ハバード模型における反強磁性状態に対する不純物ポテンシャルの影響2017

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

[Presentation] 乱れが反強磁性及びd-波超伝導状態に及ぼす効果について2016

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

Kobayashi Kenji 小林憲司

KOBAYASHI Kenji 小林憲司

小林憲司コバヤシケンジ