Demonstration of a third-order hierarchy of topological states in a three-dimensional acoustic metamaterial

Abstract

A 3D acoustic higher-order topological metamaterial supports a hierarchy of topological boundary states.

Document Details

Document Type
Pub Defense Publication
Publication Date
Mar 27, 2020
Source ID
10.1126/sciadv.aay4166

Entities

People

  • Alexander B Khanikaev
  • Andrea Alù
  • Matthew Weiner
  • Mengyao Li
  • Xiang Ni

Organizations

  • CUNY Graduate School and University Center
  • City College of New York
  • City University of New York
  • National Science Foundation
  • United States Department of Energy

Tags

Fields of Study

  • Physics

Technology Areas

  • Microelectronics
  • Microelectronics - Graphene