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

Tags

Fields of Study

  • Physics