论文标题

低维超导体TA4PD3TE16中的不固定二维棋盘板电荷密度波

Incommensurate two-dimensional checkerboard charge density wave in the low dimensional superconductor Ta4Pd3Te16

论文作者

Shi, Zhenzhong, Kuhn, S. J., Flicker, F., Helm, T., Lee, J., Steinhardt, W. M., Dissanayake, S. E., Graf, D., Ruff, J. C., Fabbris, G., Haskel, D., Haravifard, Sara

论文摘要

我们报告了低维超导体TA4PD3TE16中的二维(2D)棋盘电荷密度波(CDW)的观察。通过确定其在温度压力(T-P)相图中的CDW特性并与典型的CDW材料进行比较,我们得出结论,TA4PD3TE16特征:a)不符合的CDW具有尺寸的混合特征(q1d考虑其沿B-轴的针状,Q2D,CDW均与CDW的cdw一样,以及三个cdw cdw Waveerboard Wavelors,3D,因为它的形状是Q2D,并且是3D。 b)与其超导性(SC)相比,最弱的CDW之一,即相对于CDW增强的SC,这表明这两个阶的有趣相互作用。

We report the observation of a two-dimensional (2D) checkerboard charge density wave (CDW) in the low-dimensional superconductor Ta4Pd3Te16. By determining its CDW properties across the temperature-pressure (T-P) phase diagram and comparing with prototypical CDW materials, we conclude that Ta4Pd3Te16 features: a) an incommensurate CDW with a mixed character of dimensions (Q1D considering its needle-like shape along the b-axis, Q2D as the CDW has checkerboard wavevectors, and 3D because of CDW projections along all three axes); and b) one of the weakest CDWs compared to its superconductivity (SC), i.e. enhanced SC with respect to CDW, suggesting an interesting interplay of the two orders.

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