Topological phenomena at defects in acoustic, photonic and solid-state lattices

• Main Authors: Lin, Zhi-Kang, Wang, Qiang, Liu, Yang, Xue, Haoran, Zhang, Baile, Chong, Yidong, Jiang, Jian-Hua
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2023
• Subjects: Science::Physics; Electronic-properties; Grain-boundaries
• Online Access: https://hdl.handle.net/10356/171415
• Institution: Nanyang Technological University

There are two prominent applications of the mathematical concept of topology to the physics of materials: band topology, which classifies different topological insulators and semimetals, and topological defects that represent immutable deviations of a solid lattice from its ideal crystalline form. A...