Over the past decade, topology has emerged as a major branch in broad areas of physics,
from atomic lattices to condensed matter. In particular, topology has received significant …

Topological photonics has attracted increasing attention in recent years due to the unique
opportunities it provides to manipulate light in a robust way immune to disorder and defects …

Topological photonics has emerged as a promising field in photonics that is able to shape
the science and technology of light. As a significant degree of freedom, valley is introduced …

Metasurfaces are subwavelength structured thin films consisting of arrays of units that allow
the control of polarization, phase, and amplitude of light over a subwavelength thickness …

Topological photonics is an emerging field that attracts enormous interest for its novel ways
to engineer the flow of light. With the help of topological protection, the surface modes of …

Photonic topological valley kink states have become a significant research frontier with a
plethora of applications. Unlike the guided modes with adjustable widths in conventional …

Topologically protected photonic edge states offer unprecedented robust propagation of
photons that are promising for waveguiding, lasing, and quantum information processing …

The topological edge state (TES) and topological corner state (TCS) in photonic crystals
(PCs) provide effective ways to manipulate the propagation of light. To improve the …

Photonic topological insulators with topologically protected edge states featuring one-way,
robustness and backscattering-immunity possess extraordinary abilities to steer and …

Second-order photonic topological insulators (SPTIs) with topologically protected corner
states possess extraordinary abilities of robust light steering in lower dimensions. However …