All-dielectric metasurfaces have been intensively researched as a low-loss, flat-optics
platform for the advanced manipulation of electromagnetic wave propagation. Among the …

Structural symmetry plays a pivotal role in the emergence of symmetry-protected bound
states in the continuum (BICs), often observed at the Γ-point within the first Brillouin zone …

High-Q metasurfaces have important applications in high-sensitivity sensing, low-threshold
lasers, and nonlinear optics due to the strong local electromagnetic field enhancements …

Bound states in the continuum (BIC) have garnered considerable attention recently for their
unique capacity to confine electromagnetic waves within an open or non-Hermitian system …

Optical resonators with high quality (Q) factors are paramount for the enhancement of light–
matter interactions in engineered photonic structures, but their performance always suffers …

High quality (Q) factor toroidal dipole (TD) resonances have played an increasingly
important role in enhancing light–matter interactions. Interestingly, TDs share a similar far …

Resonance coupling in the regime of bound states in the continuum (BICs) provides an
efficient method for engineering nanostructure's optical response with various lineshape …

It is necessary to explore new mechanisms of plasmon-induced transparency (PIT) formation
to achieve high-performance optical multifunction devices. Here, we introduced a symmetry …

Metasurfaces with bound states in the continuum (BICs) have proven to be a powerful
platform for drastically enhancing light–matter interactions, improving biosensing, and …

Dielectric metasurface supporting quasibound states in the continuum (QBIC) are expected
to be applied to high-performance optical devices such as refractive index (RI) sensors …