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Stiefel-Whitney topological charges in a three-dimensional acoustic nodal-line crystal

Band topology of materials describes the extent Bloch wavefunctions are twisted in momentum space. Such descriptions rely on a set of topological invariants, generally referred to as topological charges, which form a characteristic class in the mathematical structure of fiber bundles associated with...

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Detalles Bibliográficos
Autores principales: Xue, Haoran, Chen, Z. Y., Cheng, Zheyu, Dai, J. X., Long, Yang, Zhao, Y. X., Zhang, Baile
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10382567/
https://www.ncbi.nlm.nih.gov/pubmed/37507388
http://dx.doi.org/10.1038/s41467-023-40252-7