Derivation of the Effective Model for the Resonant Inelastic X-ray Scattering in Transition Metal Oxisides

2008 Fiscal Year Final Research Report

• Project/Area Number: 18740174
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Condensed matter physics I
• Research Institution: Japan Atomic Energy Agency (2007-2008); Tohoku University (2006)
• Principal Investigator: TSUTSUI Kenji Japan Atomic Energy Agency, 量子ビーム応用研究部門, 研究副主幹 (80291011)
• Project Period (FY): 2006 – 2008
• Keywords: 共鳴非弾性X線散乱 / 銅酸化物高温超伝導物質 / 数値的厳密対角化法

Research Abstract

銅酸化物高温超伝導物質やその関連物質における共鳴非弾性X線散乱スペクトルの特徴を理論的に予見し,実験的研究への指針を与えた.特に,銅L吸収端共鳴非弾性X線散乱の運動量依存性を理論的に予見し,そして梯子格子系銅酸化物における共鳴非弾性X線散乱スペクトルの特徴を明らかにした.

Research Products

• [Journal Article] Exact diagonalization study on nonmagnetic impurity effects in high-TC superconductors (2008)
  • Author(s): Kenji Tsutsui, Atsushi Toyama, Takami Tohyama, Sadamichi Maekawa
  • Journal Title: Journal of Physics and Chemistry of Solids 69 Pages: 3365-3368
• [Journal Article] Momentum-resolved charge excitations in high-TC cuprates studied by resonant inelastic X-ray scattering (2008)
  • Author(s): K. Ishii, M. Hoesch, T. Inami, K. Kuzushita, K. Ohwada, M. Tsubota, Y. Murakami, J. Mizuki, Y. Endoh, K. Tsutsui, T. Tohyama, S. Maekawa, K. Yamada, T. Masui, S. Tajima, H. Kawashima, J. Akimitsu
  • Journal Title: Journal of Physics and Chemistry of Solids 69 Pages: 3118-3124
  • Peer Reviewed
• [Journal Article] Charge Excitations and Resonant Inelastic X-ray Scattering in Ladder Cuprates (2007)
  • Author(s): Kenji Tsutsui, Takami Tohyama, Sadamichi Maekawa
  • Journal Title: Physica C Pages: 460-462, 969-970
  • Peer Reviewed
• [Journal Article] Momentum-dependent charge excitations of a two-leg ladder : Resonant inelastic x-ray scattering of (La, Sr, Ca)_<14>Cu_<24>O_<41> (2007)
  • Author(s): K. Ishii, K. Tsutsui, T. Tohyama, T. Inami, J. Mizuki, Y. Murakami, Y. Endoh, S. Maekawa, K. Kudo, Y. Koike, and K. Kumagai
  • Journal Title: Physical Review B76 045124-1-7
  • Peer Reviewed
• [Journal Article] Theoretical study of resonant inelastic X-ray scattering in ladder cuprates (2007)
  • Author(s): Kenji Tsutsui, Takami Tohyama, Sadamichi Maekawa
  • Journal Title: Journal of Magnetism and Magnetic Materials 310 Pages: 972-974
  • Peer Reviewed
• [Journal Article] Charge Fluctuations in Geometrically Frustrated Charge Ordering System (2006)
  • Author(s): Hitoshi Seo, Kenji Tsutsui, Masao Ogata, and Jaime Merino
  • Journal Title: Journal of the Physical Society of Japan 75 Pages: 114707(1-8)
  • Peer Reviewed
• [Journal Article] Theory of Cu L-edge resonant inelastic X-ray scattering in insulating cuprates (2006)
  • Author(s): Kenji Tsutsui, Hayato Yamamoto, Takami Tohyama, and Sadamichi Maekawa
  • Journal Title: Journal of Physics and Chemistry of Solids 67 Pages: 274
  • Peer Reviewed
• [Presentation] ニッケル酸化物の電荷励起と共鳴非弾性X線散乱 (2009)
  • Author(s): 筒井健二, 小椎八重航, 遠山貴巳, 前川禎通
  • Organizer: 日本物理学会年次大会
  • Place of Presentation: 立教大学
  • Year and Date: 2009-03-28
• [Presentation] ドープされた二次元ニッケル酸化物の共鳴非弾性X線散乱と励起状態 II (2008)
  • Author(s): 筒井健二, 小椎八重航, 遠山貴巳, 前川禎通
  • Organizer: 日本物理学会秋季大会
  • Place of Presentation: 岩手大学
  • Year and Date: 2008-09-22
• [Presentation] ドープされた二次元ニッケル酸化物の共鳴非弾性X線散乱と励起状態 (2008)
  • Author(s): 筒井健二, 小椎八重航, 遠山貴巳, 前川禎通
  • Organizer: 日本物理学会年次大会
  • Place of Presentation: 近畿大学
  • Year and Date: 2008-03-26
• [Presentation] Exact Diagonalization Study on Impurity Effects in High-Tc Superconductors (2007)
  • Author(s): K. Tsutsui., A. Toyama, T. Tohyama, S. Maekawa
  • Organizer: Yamada Conference LXI & Spectroscopies in Novel Superconductors 2007
  • Place of Presentation: 仙台国際センター
  • Year and Date: 2007-08-21
• [Presentation] Ni不純物を含む銅酸化物の励起スペクトル (2007)
  • Author(s): 筒井健二, 外山篤, 遠山貴巳, 前川禎通
  • Organizer: 日本物理学会春季大会
  • Place of Presentation: 鹿児島大学
  • Year and Date: 2007-03-19
• [Presentation] 梯子格子ハバード模型の共鳴非弾性X線散乱スペクトル (2006)
  • Author(s): 筒井健二, 遠山貴巳, 前川禎通
  • Organizer: 日本物理学会秋季大会
  • Place of Presentation: 千葉大学
  • Year and Date: 2006-09-24