Chiral quasi-bound states in the continuum

A Overvig, N Yu, A Alù - Physical Review Letters, 2021 - APS
Quasi-bound states in the continuum (QBICs) are Fano resonant states with long optical
lifetimes controlled by symmetry-breaking perturbations. While conventional Fano …

Ultrahigh-Q Metasurface Transparency Band Induced by Collective–Collective Coupling

X Zhao, R Huang, X Du, Z Zhang, G Li - Nano Letters, 2024 - ACS Publications
The metasurface analogue of electromagnetically induced transparency (EIT) provides a
chip-scale platform for achieving light delay and storage, high Q factors, and greatly …

[PDF][PDF] Third-harmonic generation and imaging with resonant Si membrane metasurface

Z Zheng, L Xu, LJ Huang, D Smirnova… - Opto-Electron …, 2023 - researching.cn
Dielectric metasurfaces play an increasingly important role in enhancing optical nonlinear
generations owing to their ability to support strong light-matter interactions based on Mie …

Broadband terahertz silicon membrane metasurface absorber

Y Huang, K Kaj, C Chen, Z Yang, SR Ul Haque… - Acs …, 2022 - ACS Publications
Metasurface absorbers are of particular interest in numerous photonic applications including
detectors, photovoltaic cells, and emissivity coatings. We introduce a thin membrane silicon …

Enhancement of the Faraday effect and magneto-optical figure of merit in all-dielectric metasurfaces

S ** via on‐chip metasurfaces
L Deng, Y Xu, R **, Z Cai, Y Liu - Advanced Optical Materials, 2022 - Wiley Online Library
In this work, mode conversion and wavefront sha** by integrating a metallic metasurface
on top of a planar waveguide are proposed and demonstrated. The metasurface consists of …

Frequency‐controlled focusing using achromatic metasurface

H Lu, B Zheng, T Cai, C Qian, Y Yang… - Advanced Optical …, 2021 - Wiley Online Library
Frequency‐controlled metasurfaces have attracted significant attention for a variety of
applications, such as radar imaging and 5G communication, owing to their small size and …

Polarization-modulating switchable and selectable image display through an ultrathin quasi-bound-state-in-the-continuum metasurface

Z Li, G Nie, J Wang, F Zhong, S Zhan - Physical Review Applied, 2024 - APS
Active manipulation on absorption takes an essential place in nanophotonic light
modulators, which always suffer from static tuning ability, limited depth, and insufficient …

Multifunctional all‐dielectric metasurfaces for terahertz multiplexing

W Liu, Q Yang, Q Xu, X Jiang, T Wu… - Advanced Optical …, 2021 - Wiley Online Library
Abstract Hermite–Gaussian (HG) beams, corresponding to high‐order transverse modes,
reveal a great potential in the space division multiplexing in optical and wireless …

Topology-empowered membrane devices for terahertz photonics

Q Yang, D Wang, S Kruk, M Liu… - Advanced …, 2022 - spiedigitallibrary.org
Control of terahertz waves offers a profound platform for next-generation sensing, imaging,
and information communications. However, all conventional terahertz components and …