Sound vortex diffraction via topological charge in phase gradient metagratings
Abstract
Artificial topological charge designed by azimuthal metagratings can be used to control sound vortex diffraction.
Document Details
- Document Type
- Pub Defense Publication
- Publication Date
- Oct 02, 2020
- Source ID
- 10.1126/sciadv.aba9876
Entities
People
- Chen Shen
- Junfei Li
- Steven A Cummer
- Xiaohui Zhu
- Yadong Xu
- Yangyang Fu
- Youwen Liu
Organizations
- Duke University
- Nanjing University of Aeronautics and Astronautics
- National Natural Science Foundation of China
- National Science Foundation
- Soochow University