(La_2-xSr_x)CuO_4电子自能中的多玻色子模耦合
强关联电子
2009-11-10 v3 超导电性
摘要
沿(0,0)-(,)节点方向的高分辨率角分辨光电子能谱数据，凭借显著提高的统计量，揭示了欠掺杂(LaSr)CuO样品在正常态下电子自能的精细结构。已识别出能量在(4046) meV和(5863) meV处的精细结构，以及可能在(2329) meV和(7585) meV处的精细结构。这些观察结果表明，在LSCO中，不止一种玻色子模参与了与电子的耦合。
引用
@article{arxiv.cond-mat/0405130,
title = {Multiple Bosonic Mode Coupling in Electron Self-Energy of (La_2-xSr_x)CuO_4},
author = {X. J. Zhou and Junren Shi and T. Yoshida and T. Cuk and W. L. Yang and V. Brouet and J. Nakamura and N. Mannella and Seiki Komiya and Yoichi Ando and F. Zhou and W. X. Ti and J. W. Xiong and Z. X. Zhao and T. Sasagawa and T. Kakeshita and H. Eisaki and S. Uchida and A. Fujimori and Zhenyu Zhang and E. W. Plummer and R. B. Laughlin and Z. Hussain and Z. -X. Shen},
journal= {arXiv preprint arXiv:cond-mat/0405130},
year = {2009}
}
备注
4 pages, 3 figures, Fig. 2 updated