铁基自旋梯化合物BaFe2Se3中与局域畸变耦合的块状磁性
强关联电子
2015-06-04 v1 超导电性
摘要
通过磁化率、比热、电阻率和中子衍射测量,研究了绝缘体BaFeSe中的磁性。在形成短程磁关联后,在 K以下观察到长程有序。该转变被体性质所掩盖。磁矩(平行于轴)排列形成Fe铁磁单元,每个Fe反铁磁堆叠。这种块状磁性是铁磁材料中第三种类型的磁结构。磁有序通过磁弹性耦合驱动了异常大的畸变。
引用
@article{arxiv.1202.5371,
title = {Block magnetism coupled with local distortion in the iron-based spin-ladder compound BaFe2Se3},
author = {Yusuke Nambu and Kenya Ohgushi and Shunpei Suzuki and Fei Du and Maxim Avdeev and Yoshiya Uwatoko and Koji Munakata and Hiroshi Fukazawa and Songxue Chi and Yutaka Ueda and Taku J Sato},
journal= {arXiv preprint arXiv:1202.5371},
year = {2015}
}
备注
5 pages, 4 figures