论文标题

用动态电荷条纹抑制间接交换和对称性破坏

Suppression of indirect exchange and symmetry breaking in antiferromagnetic metal with dynamic charge stripes

论文作者

Krasikov, K., Glushkov, V., Demishev, S., Khoroshilov, A., Bogach, A., Voronov, V., Shitsevalova, N., Filipov, V., Gabani, S., Flachbart, K., Siemensmeyer, K., Sluchanko, N.

论文摘要

应用精确的角度分辨磁度(ARM)测量值以揭示电子传输中对称性的降低的起源,以及在抗铁磁金属HOB12的基础状态下出现大量磁性阶段,具有FCC晶体结构。通过分析从实验组数据中重建的该化合物的极性H-THETA-PHI磁相图,我们认为,非平衡电子密度振荡(动态电荷条纹)负责抑制沿<110>的距离<110>在<110>之间的近距离磁性时刻之间的ho3+ sote of ho3+ iions in of ho3+ iron in of ho3+ iions in of procor of ho3+ iions in of a <110>。

Precise angle-resolved magnetoresistance (ARM) measurements are applied to reveal the origin for the lowering of symmetry in electron transport and the emergence of a huge number of magnetic phases in the ground state of antiferromagnetic metal HoB12 with fcc crystal structure. By analyzing of the polar H-theta-phi magnetic phase diagrams of this compound reconstructed from the experimental ARM data we argue that non-equilibrium electron density oscillations (dynamic charge stripes) are responsible for the suppression of the indirect RKKY exchange along <110> directions between the nearest neighboring magnetic moments of Ho3+ ions in this strongly correlated electron system.

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