The polarization of light is a valuable information channel that has been studied extensively
in optical devices. There has been limited progress in developing low‐refractive index …

Optical bound states in the continuum (BICs) have recently stimulated a research boom,
accompanied by demonstrations of abundant exotic phenomena and applications. With …

The advancements in chiroptics have propelled applications beyond traditional optics,
expanding its reach into domains such as heat and fluid mechanics. The current research …

The manipulation of light has become the focus of various modern optical technologies. The
emergence of bound states in the continuum (BICs) offers an alternative platform for …

Topological photonics is a rapidly developing field that leverages geometric and topological
concepts to engineer and control the characteristics of light. Currently, the research on …

Bound states in the continuum (BICs), which are exotic localized eigenstates embedded in
the continuum spectrum and exhibit topological polarization singularities in momentum …

Bound states in the continuum (BICs) are notable in photonics for their infinite Q factors.
Perturbed BICs, or quasi-BICs (QBICs), have finite but ultra-high Q factors, enabling external …

We demonstrate that an all-dielectric one-dimensional photonic crystal (1DPC) serves as an
effective tool for arbitrary polarization conversion. Within the photonic band gaps (PBGs) of …

Bound states in the continuum (BICs) are completely localized modes with no radiation but
existing within the continuous spectrum of radiating waves. In photonic crystals, accidental …

Vortex beams with tunable polarization play an essential role in information processing,
optical trapping, and biomedical imaging. Conventionally, symmetry-protected bound states …