Observation of quadratic Weyl points and double-helicoid arcs
Novel topological quasiparticles have attracted many interests recently. Here, He et al. observe quadratic Weyl points and identify double-helicoid surface arcs in sound waves traveling in a three-dimensional chiral metacrystal.
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Auteurs principaux: | Hailong He, Chunyin Qiu, Xiangxi Cai, Meng Xiao, Manzhu Ke, Fan Zhang, Zhengyou Liu |
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Format: | article |
Langue: | EN |
Publié: |
Nature Portfolio
2020
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Sujets: | |
Accès en ligne: | https://doaj.org/article/3817369cd0604216ba7180ba646f7def |
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