Merging bound states in the continuum by harnessing higher-order topological charges

Meng Kang; Li Mao; Shunping Zhang; Meng Xiao; Hongxing Xu; Che Ting Chan

doi:10.1038/s41377-022-00923-4

Light: Science & Applications (Jul 2022)

Merging bound states in the continuum by harnessing higher-order topological charges

Meng Kang,
Li Mao,
Shunping Zhang,
Meng Xiao,
Hongxing Xu,
Che Ting Chan

Affiliations

Meng Kang: School of Physics and Technology, and Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Wuhan University
Li Mao: School of Physics and Technology, and Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Wuhan University
Shunping Zhang: School of Physics and Technology, and Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Wuhan University
Meng Xiao: School of Physics and Technology, and Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Wuhan University
Hongxing Xu: School of Physics and Technology, and Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Wuhan University
Che Ting Chan: Department of Physics, The Hong Kong University of Science and Technology

DOI: https://doi.org/10.1038/s41377-022-00923-4
Journal volume & issue: Vol. 11, no. 1
pp. 1 – 9

Abstract

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Merging BICs with robust Q factors against fabrication imperfections can be further improved by higher-charged BICs. Moreover, higher-charged BICs offer great flexibility in realizing steerable merging BICs.

Published in Light: Science & Applications

ISSN: 2047-7538 (Online)
Publisher: Nature Publishing Group
Country of publisher: United Kingdom
LCC subjects: Technology: Engineering (General). Civil engineering (General): Applied optics. Photonics; Science: Physics: Optics. Light
Website: https://www.nature.com/lsa/

About the journal