*Ikuma Takahashi1, Takehiro Maeda2, Hisao Kiuchi2, Koji Nakanishi3, Atsushi Ohma1, Masaharu Hatano1, Toshiharu Fukunaga2, Toshiaki Ohta3, Eiichiro Matsubara2
(1. Nissan Motor Co., Ltd., 2. Kyoto University, 3. Ritsumeikan University)
Keywords:リチウムイオン電池, リチウム過剰層状正極, X線分析