论文标题

投射的旋转质地是脆弱拓扑的批量指标

Projected spin texture as a bulk indicator of fragile topology

论文作者

Lange, Gunnar F., Bouhon, Adrien, Slager, Robert-Jan

论文摘要

我们研究了预计的动量空间旋转纹理与威尔逊循环绕组之间的关系,在某些受限的对称环境中证明了与脆弱拓扑相关的某些限制对称环境中的频带拓扑和旋转拓扑之间的图。我们的结果表明,在特定情况下,旋转缝隙可能充当脆弱拓扑的吸烟枪大量指标。

We study the relationship between projected momentum-space spin textures and Wilson loop winding, proving a map between band topology of and spin topology in certain restricted symmetry settings, relevant to fragile topology. Our results suggest that the spin gap may act as a smoking gun bulk indicator for fragile topology within specific scenarios.

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