Bound states in the continuum in resonant nanostructures: an overview of engineered materials for tailored applications

S Joseph, S Pandey, S Sarkar, J Joseph - Nanophotonics, 2021 - degruyter.com
From theoretical model to experimental realization, the bound state in the continuum (BIC) is
an emerging area of research interest in the last decade. In the initial years, well-established …

Optical bound states in the continuum in periodic structures: mechanisms, effects, and applications

J Wang, P Li, X Zhao, Z Qian, X Wang… - Photonics …, 2024 - spiedigitallibrary.org
Optical bound states in the continuum (BICs) have recently stimulated a research boom,
accompanied by demonstrations of abundant exotic phenomena and applications. With …

Brillouin zone folding driven bound states in the continuum

W Wang, YK Srivastava, TCW Tan, Z Wang… - Nature …, 2023 - nature.com
Non-radiative bound states in the continuum (BICs) allow construction of resonant cavities
with confined electromagnetic energy and high-quality (Q) factors. However, the sharp …

Ultrasensitive terahertz biodetection enabled by quasi‐BIC‐based metasensors

R Wang, L Xu, L Huang, X Zhang, H Ruan, X Yang… - Small, 2023 - Wiley Online Library
Advanced sensing devices, highly sensitive, and reliable in detecting ultralow
concentrations of circulating biomarkers, are extremely desirable and hold great promise for …

[HTML][HTML] Terahertz ultrasensitive biosensor based on wide-area and intense light-matter interaction supported by QBIC

B Liu, Y Peng, Z **, X Wu, H Gu, D Wei, Y Zhu… - Chemical Engineering …, 2023 - Elsevier
A quasi-bound state in the continuum (QBIC) has unique attraction in optical switch,
nonlinearity, communication, and sensing due to its ultrahigh radiation quality (Q) factor. The …

Quasi-bound states in the continuum with a stable resonance wavelength in dimer dielectric metasurfaces

S You, M Zhou, L Xu, D Chen, M Fan, J Huang… - …, 2023 - degruyter.com
Symmetry-protected bound states in the continuum (SP-BICs) are one of the most intensively
studied BICs. Typically, SP-BICs must be converted into quasi-BICs (QBICs) by breaking the …

Electric Fano resonance-based terahertz metasensors

R Wang, L Xu, J Wang, L Sun, Y Jiao, Y Meng, S Chen… - Nanoscale, 2021 - pubs.rsc.org
An ultra-sensitive THz metasensor is presented based on quasi-BIC Fano resonance, which
can distinguish extremely dilute concentrations (nM) of solutions. It provides a …

Selective Perturbation of Eigenfield Enables High-Q Quasi-Bound States in the Continuum in Dielectric Metasurfaces

M Zhou, S You, J Liu, K Qin, J Wang, Y Zhang… - ACS …, 2024 - ACS Publications
Dielectric metasurfaces supporting symmetry-protected bound states in the continuum (SP-
BICs) have emerged as an attractive platform for manipulating light–matter interactions on …

Quasi-BIC based all-dielectric metasurfaces for ultra-sensitive refractive index and temperature sensing

SB Saadatmand, V Ahmadi, SM Hamidi - Scientific Reports, 2023 - nature.com
In this paper, an all-dielectric metasurface that measures refractive index and temperature
using silicon disks is presented. It can simultaneously produce three resonances excited by …

Free switch between bound states in the continuum (BIC) and quasi-BIC supported by graphene-metal terahertz metasurfaces

J Li, J Li, C Zheng, Z Yue, S Wang, M Li, H Zhao… - Carbon, 2021 - Elsevier
An important topic of modern nanophotonics focuses on the bound states in the continuum
(BIC) that the non-radiative localized waves lie within the radiative continuous spectrum …