Research ArticlePHYSICS

Sound vortex diffraction via topological charge in phase gradient metagratings

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Science Advances  02 Oct 2020:
Vol. 6, no. 40, eaba9876
DOI: 10.1126/sciadv.aba9876

Article Information

vol. 6 no. 40

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Online ISSN: 
History: 
  • Received for publication January 21, 2020
  • Accepted for publication August 21, 2020
  • .

Author Information

  1. Yangyang Fu1,*,,
  2. Chen Shen2,*,
  3. Xiaohui Zhu2,*,
  4. Junfei Li2,
  5. Youwen Liu1,
  6. Steven A. Cummer2, and
  7. Yadong Xu3,
  1. 1College of Science, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China.
  2. 2Department of Electrical and Computer Engineering, Duke University, Durham, NC 27708, USA.
  3. 3School of Physical Science and Technology, Soochow University, Suzhou 215006, China.
  1. Corresponding author. Email: yyfu{at}nuaa.edu.cn (Y.F.); cummer{at}duke.edu (S.A.C.); ydxu{at}suda.edu.cn (Y.X.)
  • * These authors contributed equally to this work.

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