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.
Main Authors: | Hailong He, Chunyin Qiu, Xiangxi Cai, Meng Xiao, Manzhu Ke, Fan Zhang, Zhengyou Liu |
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Format: | Article |
Language: | English |
Published: |
Nature Publishing Group
2020-04-01
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Series: | Nature Communications |
Online Access: | https://doi.org/10.1038/s41467-020-15825-5 |
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