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Emitting long-distance spiral airborne sound using low-profile planar acoustic antenna
Recent years have witnessed a rapidly growing interest in exploring the use of spiral sound carrying artificial orbital angular momentum (OAM), toward establishing a spiral-wave-based technology that is significantly more efficient in energy or information delivering than the ordinary plane wave tec...
| Autores principales: | , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Nature Publishing Group UK
2021
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8012347/ https://www.ncbi.nlm.nih.gov/pubmed/33790285 http://dx.doi.org/10.1038/s41467-021-22325-7 |