幸坂 祐生

招待講演

  1. STMから見た擬ギャップ状態
    幸坂祐生,
    日本物理学会2011年秋季大会, 富山大学 (2010-09-23).
  2. STM/STSを用いた銅酸化物高温超伝導体の 電子自己組織化と準粒子状態に関する研究
    幸坂祐生,
    日本物理学会2011年秋季大会, 富山大学 (2011-09-21).
  3. Emergence of local broken symmetries with hole-doping in Ca2-xNaxCuO2Cl2
    Y. Kohsaka, T. Hanaguri, M. Azuma, M. Takano, J. C. Davis, H. Takagi,
    The 9th International Conference on Spectroscopies in Novel Superconductors, Shanghai, China (2010-05-28).
  4. Local Order in the Cuprate Superconductors Probed by Spectroscopic Imaging Scanning Tunneling Microscopy
    Yuhki Kohsaka,
    CM-DTC Symposium, University of St. Andrews, St. Andrews, UK (2009-11-28).
  5. Visualizing Formation of Symmetry Breaking Excitations in a Lightly-doped Cuprate Superconductor
    Y. Kohsaka, T. Hanaguri, M. Azuma, M. Takano, J. C. Davis, H. Takagi,
    ICC-IMR Workshop Physics on Transition Metal Based Superconductors, Institute for Materials Research, Tohoku University, Sendai, Japan (2009-06-26).
  6. 銅酸化物高温超伝導体における電子状態の発達過程 ～実空間・遍歴/波空間の間で～
    幸坂祐生,
    日本物理学会第64回年次大会, 立教大学 (2009-03-29).
  7. Evolution from momentum-space Cooper pairing to real-space pseudogap state in cuprate superconductors
    Yuhki Kohsaka,
    APCTP 2009 Winter Workshop on Frontiers in Electronic Quantum Matter, Namhae, Korea (2009-02-09).
  8. Evolution from momentum-space Cooper pairing to real-space pseudogap state in cuprate superconductors
    Yuhki Kohsaka,
    Hong Kong Forum of Physics 2008 - Quantum Matters and Quantum Simulation, The University of Hong Kong, Hong Kong (2008-12-13).
  9. Evolution from Momentum-Space Cooper Pairing to Real-Space Pseudogap State in Bi2Sr2CaCu2O8+δ
    Y. Kohsaka, C. Taylor, P. Wahl, A. Schmidt, Jhinhwan Lee, K. Fujita, J. W. Alldredge, Jinho Lee, K. McElroy, H. Eisaki, S. Uchida, D. -H. Lee, J. C. Davis,
    21st International Symposium on Superconductivity, Tsukuba, Japan (2008-10-28).
  10. 不足ドープ高温超伝導体における短距離秩序の可視化
    幸坂祐生,
    日本物理学会第63回年次大会, 近畿大学 (2008-03-24).
  11. An intrinsic Cu-O-Cu bond-centered electronic glass with disperse 4a0-wide unidirectional domains in strongly underdoped Ca1.88Na0.12CuO2Cl2 and Bi2Sr2Dy0.2Ca0.8Cu2Oy
    Yuhki Kohsaka,
    2007 American Physical Society March Meeting, Denver, CO, USA (2007-03-05).
  12. Atomically-resolved tunneling asymmetry in lightly doped high-Tc superconductors
    Y. Kohsaka, C. Taylor, A. Schmidt, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, K. Fujita, H. Eisaki, H. Takagi, S. Uchida, J. C. Davis,
    Phase Separation in Electronic Systems Workshop 2006, Crete, Greece (2006-10).
  13. Atomic-resolution 'Mottness mapping' in Ca2-xNaxCuO2Cl2
    Y. Kohsaka, C. Taylor, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    The Gordon Research Conference on Superconductivity, Buellton, CA, USA (2006-01-22).
  14. Charge order in underdoped cuprates
    Y. Kohsaka, C. Taylor, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    Complex Behavior in Correlated Electron Systems, Leiden, Netherlands (2005-08-08).
  15. Imaging Local Charge Density in a Doped Mott Insulator
    Y. Kohsaka, C. Taylor, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    13th International Conference on Scanning Tunneling Microscopy/Spectroscopy and Related Techniques (STM'05), Sapporo, Japan (2005-07-08).
  16. Discovery of a Checkerboard’ Electronic Crystal State in Lightly Hole-Doped Ca2-xNaxCuO2Cl2
    Y. Kohsaka, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    The 4th International Conference on Nanoscale Heterogeneity and Quantum Phenomena in Complex Matter (Stripes 2004), Rome, Italy (2004-09).

セミナ－

  1. Emergence of local nematic order with hole-doping in Ca2-xNaxCuO2Cl2
    London Center for Nanotechnology, London, UK (2009-12-01).
  2. Emergence of local nematic order with hole-doping in Ca2-xNaxCuO2Cl2
    Cavendish Laboratory, University of Cambridge, Cambridge, UK (2009-11-30).
  3. Electronic evolution from momentum-space Cooper pairing to real-space pseudogap state in cuprate superconductors
    Los Alamos National Laboratory, Los Alamos, NM, USA (2009-03-20).
  4. An intrinsic Cu-O-Cu bond-centered electronic glass with disperse 4a0-wide unidirectional domains in strongly underdoped cuprates
    青山学院大学 (2007-06-22).
  5. An intrinsic Cu-O-Cu bond-centered electronic glass with disperse 4a0-wide unidirectional domains in strongly underdoped cuprates
    National High Field Magnet Laboratory, Tallahassee, FL, USA (2007-01-19).
  6. An intrinsic Cu-O-Cu bond-centered electronic glass with disperse 4a0-wide unidirectional domains in strongly underdoped cuprates
    University of British Columbia, Vancouver, BC, Canada (2006-12-14).
  7. Is the Electronic 'Hidden Order' in Cuprates neither Hidden nor Ordered?
    Advanced Light Source, Berkeley, CA, USA (2006-01-20).
  8. 局所電荷密度の実空間解像 ---絶縁体と超伝導体の狭間で---
    理化学研究所 (2005-07-15).

一般講演, 研究会

  1. 巨大Rashba効果の走査トンネル分光イメージング
    幸坂祐生,
    ISSPワークショップ 「トポロジカル絶縁体の表面電子状態」, 東京大学 (2012-02-23).
  2. Visualizing the Emergence of the Pseudogap State and Its Transition to Superconductivity in a Lightly Hole-Doped Mott Insulator
    Yuhki Kohsaka,
    UK-Japan Meeting 2012, University of Tokyo, Tokyo, Japan (2012-01-10).
  3. 層状Rashba物質BiTeIの分光イメージング測定
    幸坂祐生, 加納学, 髙木英典, 笹川崇男,
    日本物理学会2011年秋季大会, 富山大学 (2011-09-24).
  4. 銅酸化物高温超伝導体におけるホールドープに伴う局所秩序の出現
    幸坂祐生, 花栗哲郎, 東正樹, 高野幹夫, J. C. Davis, 髙木英典,
    日本物理学会第65回年次大会, 岡山大学 (2010-03-20).
  5. Emergence of local broken symmetries with hole-doping in Ca2-xNaxCuO2Cl2
    Y. Kohsaka, T. Hanaguri, M. Azuma, M. Takano, J. C. Davis, H. Takagi,
    RIKEN workshop "Emergent Phenomena of Correlated Materials", RIKEN, Wako, Japan (2009-12-03).
  6. Visualizing electronic segregation in lighly-doped Ca2-xNaxCuO2Cl2
    Y. Kohsaka, T. Hanaguri, M. Azuma, M. Takano, J. C. Davis, H. Takagi,
    2009 American Physical Society March Meeting, Pittsburgh, PA, USA (2009-03-19).
  7. 高温超伝導体における短距離秩序の可視化
    幸坂祐生,
    物性研短期研究会「低温走査トンネル顕微鏡の現状と展望」, 東京大学 物性研究所 (2007-10-13).
  8. 超アンダードープBi2Sr2(Ca,Dy)Cu2Oyの低温STM/STS測定
    幸坂祐生, P. Wahl, C. Taylor, A. Schmidt, 藤田和博, 永崎洋, 内田慎一, J. C. Davis,
    日本物理学会第62回年次大会, 北海道大学 (2007-09-24).
  9. Atomic-resolution tunneling asymmetry mapping in Ca2-xNaxCuO2Cl2: charge distribution, crystal distortion and superconducting electronic structure properties of glassy electronic nanodomains
    Y. Kohsaka, C. Lupien, C. Taylor, T. Hanaguri, H. Takagi, M. Azuma, M. Takano, J. C. Davis,
    2006 American Physical Society March Meeting, Baltimore, MD, USA (2006-03-13).
  10. Imaging studies of hole-electron asymmetry observed in a lightly doped high-Tc superconductor Ca2-xNaxCuO2Cl2
    Y. Kohsaka, C. Lupien, C. Taylor, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    2005 American Physical Society March Meeting, Los Angeles, CA, USA (2005-03-21).
  11. STM/STS study on Ca2-xNaxCuO2Cl2 single crystals
    Y. Kohsaka, K. Iwaya, S. Satow, T. Hanaguri, M. Azuma, M. Takano, H. Takagi,
    2004 American Physical Society March Meeting, Montreal, Canada (2004-03).
  12. Ca2-xNaxCuO2Cl2単結晶のSTM/STS測定 ～ ドープ量依存性について ～
    幸坂祐生, 佐藤誠一, 岩谷克也, 花栗哲郎, 東正樹, 高野幹夫, 髙木英典,
    日本物理学会2003年秋季大会, 岡山大学 (2003-09-21).
  13. (Ca,Na)2CuO2Cl2単結晶の金属-絶縁体転移近傍における局所状態密度の観測
    幸坂祐生, 岩谷克也, 佐藤誠一, 花栗哲郎, 北澤宏一, 東正樹, 高野幹夫, 髙木英典,
    日本物理学会第58回年次大会, 東北大学 (2003-03-28).
  14. (Ca,Na)2CuO2Cl2のSTM/STS III
    幸坂祐生, 岩谷克也, 佐藤誠一, 花栗哲郎, 北澤宏一, 東正樹, 高野幹夫, 髙木英典,
    日本物理学会2002年秋季大会, 中部大学 (2002-09-08).
  15. (Ca,Na)2CuO2Cl2のSTM/STS II
    幸坂祐生, 花栗哲郎, 髙木英典, 北澤宏一, 東正樹, 高野幹夫,
    日本物理学会第57回年次大会, 立命館大学 (2002-03-24).
  16. (Ca,Na)2CuO2Cl2のSTM/STS
    幸坂祐生, 花栗哲郎, 髙木英典, 北澤宏一, 東正樹, 高野幹夫,
    日本物理学会2001年秋季大会, 徳島文理大学 (2001-09-17).
  17. (Ca,Na)2CuO2Cl2の角度分解光電子分光
    幸坂祐生, 笹川崇男, 岡田晋輔, 花栗哲郎, 髙木英典, F. Ronning, Z. -X. Shen, 東正樹, 高野幹夫,
    日本物理学会第56回年次大会, 中央大学 (2001-03-27).
  18. (Ca,Na)2CuO2Cl2単結晶の合成と物性II
    幸坂祐生, 岡田晋輔, 花栗哲郎, 髙木英典, 笹川崇男, F. Ronning, Z. -X. Shen, 東正樹, 齊籐高志, 石渡晋太郎, 高野幹夫,
    日本物理学会第55回年次大会, 新潟大学 (2000-09-25).

ポスター

  1. Visualizing Formation of Symmetry Breaking Excitations in Lightly-doped Ca2-xNaxCuO2Cl2
    Y. Kohsaka, T. Hanaguri, M. Azuma, M. Takano, J. C. Davis, H. Takagi,
    9th International Conference on Materials and Mechanisms of Superconductivity, Shinjuku, Japan (2009-09-08).
  2. Evolution from Momentum-Space Cooper Pairing to Real-Space Pseudogap State in Bi2Sr2CaCu2O8+δ
    Y. Kohsaka, C. Taylor, P. Wahl, A. Schmidt, Jhinhwan Lee, K. Fujita, J. W. Alldredge, Jinho Lee, K. McElroy, M. Azuma, M. Takano, T. Hanaguri, H. Takagi, H. Eisaki, S. Uchida, D. -H. Lee, J. C. Davis,
    The 9th Korea-Japan-Taiwan Symposium on Strongly Correlated Electron Systems, Tamkang University, Tamsui, Taiwan (2008-11-21).
  3. Atomic-resolution imaging of hole-density modulation patterns in a lightly doped high-Tc superconductor
    Y. Kohsaka, C. Taylor, C. Lupien, T. Hanaguri, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    24th International Conference on Low Temperature Physics, Orlando, FL, USA (2005-08-11).
  4. Discovery of a Checkerboard’ Electronic Crystal State in Lightly Hole-Doped Ca2-xNaxCuO2Cl2
    Y. Kohsaka, T. Hanaguri, C. Lupien, C. Taylor, D. -H. Lee, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    Workshop on Strongly Correlated Electronic Materials, Princeton, NJ, USA (2005-01-28).
  5. A 'checkerboard' electronic crystal state in lightly hole-doped Ca2-xNaxCuO2Cl2
    Y. Kohsaka, C. Lupien, T. Hanaguri, D. -H. Lee, M. Azuma, M. Takano, H. Takagi, J. C. Davis,
    The Gordon Research Conference on Superconductivity, Oxford, UK (2004-09).
  6. Real space imaging of the electronic states near the metal to Mott insulator transitions
    Y. Kohsaka, K. Iwaya, S. Satow, T. Hanaguri, K. Kitazawa, M. Azuma, M. Takano, H. Takagi,
    The 8th IUMRS International Conference on Advanced Materials, Yokohama, Japan (2003-10).
  7. STM/STS study on Ca2-xNaxCuO2Cl2 single crystals
    Y. Kohsaka, T. Hanaguri, K. Kitazawa, M. Azuma, M. Takano, H. Takagi,
    The 23rd International Conference on Low Temperature Physics, Hiroshima, Japan (2002-08).
  8. Real Space Imaging of the Electronic States in Underdoped Ca2-xNaxCuO2Cl2 Single Crystals
    Y. Kohsaka, T. Hanaguri, K. Kitazawa, M. Azuma, M. Takano, H. Takagi,
    The 2002 International Conference on Physics and Chemistry of Molecular and Oxide Superconductors, Hsinchu, Taiwan (2002-08).

最終更新日: 2012-03-06

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