静水压下多功能 $^7$LiFePO$_4$ 的磁性质
强关联电子
2023-04-12 v1
摘要
LiFePO（LFPO）是可充电锂离子电池典型的知名正极材料。然而，其沿 Fe 离子的准一维（Q1D）结构使 LFPO 也展现出有趣低温磁性质。我们团队此前利用缪子自旋旋转（SR）技术研究 LFPO 中的磁自旋序与 Li 离子扩散。在本初始研究中，我们拓展探究并采用高压 SR 考察低温磁序所受影响。与理论预言相反，我们发现磁有序温度及有序磁矩在高压（压缩应变）下均增大。
引用
@article{arxiv.2212.08439,
title = {Magnetic Properties of Multifunctional $^7$LiFePO$_4$ under Hydrostatic Pressure},
author = {Ugne Miniotaite and Ola Kenji Forslund and Elisabetta Nocerino and Frank Elson and Rasmus Palm and Nami Matsubara and Yuqing Ge and Rustem Khasanov and Genki Kobayashi and Yasmine Sassa and Jonas Weissenrieder and Vladimir Pomjakushin and Daniel Andreica and Jun Sugiyama and Martin Månsson},
journal= {arXiv preprint arXiv:2212.08439},
year = {2023}
}
备注
8 pages, 6 figures, submitted as a part of the International Conference on Muon Spin Rotation, Relaxation and Resonance 2022. Accepted Dec 2022