Generation of spatiotemporal acoustic vortices with arbitrarily oriented orbital angular momentum

Abstract Despite extensive exploration of acoustic vortices carrying orbital angular momentum (OAM), the generation of acoustic vortices with OAM orientations beyond the conventional longitudinal direction remains largely unexplored. Spatiotemporal (ST) vortices, featuring spiral phase twisting in t...

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Bibliographic Details
Main Authors: Shuai Liu, Hao Ge, Xiang-Yuan Xu, Yuan Sun, Xiao-Ping Liu, Ming-Hui Lu, Yan-Feng Chen
Format: Article
Language:English
Published: Nature Portfolio 2025-03-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-025-58154-1
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