About OTAKI Takashi
About Univ. Tokyo, Tokyo, JPN
About YAHAGI Yuta
About Tohoku Univ., Sendai, JPN
About MATSUEDA Hiroaki
About Sendai National Coll. Technol., Sendai, JPN
About Journal of the Physical Society of Japan
About quantum theory
About many-body problem
About operator (mathematics)
About equation of motion
About excitation (physics)
About spectrum
About Hubbard model
About high temperature superconductivity
About Electronic structure of molecules
About t-Jモデル
About コンポジット
About 励起
About スペクトル特性