Abstract
We demonstrate lasing with ultralow threshold from small-scale dielectric metasurfaces with only ~10x10 periods operating at a super-BIC regime. Engineered high-Q resonance originates from topological merging of accidental and symmetry-protected bound states in the continuum.
Original language | English |
---|---|
Article number | FTu4F.6 |
Journal | Optics InfoBase Conference Papers |
Publication status | Published - 2021 |
Event | CLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States Duration: 2021 May 9 → 2021 May 14 |
Bibliographical note
Publisher Copyright:© OSA 2021, © 2021 The Author(s)
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Mechanics of Materials