Light–matter interaction in 2D and topological materials provides a fascinating control knob
for inducing emergent, non-equilibrium properties and achieving new functionalities in the …

Higher-order topological insulators (HOTIs) are recently discovered topological phases,
possessing symmetry-protected corner states with fractional charges. An unexpected …

We report the observation of an anomalous nonlinear optical response of the prototypical
three-dimensional topological insulator bismuth selenide through the process of high-order …

Recent progress on Floquet topological phases has shed new light on time-dependant
quantum systems, among which one-dimensional (1D) Floquet systems have been under …

Topological phases with large Chern numbers have important implications. They were
previously predicted to exist by considering fabricated long-range interactions or …

Modern light generation technology offers extraordinary capabilities for sculpting light
pulses, with full control over individual electric field oscillations within each laser cycle …

In analogy to Lifshitz transitions in electronic systems, topological transitions have recently
attracted widespread attention in photonic metamaterials, metasurfaces, and two …

Nonlinear topological photonics is an emerging field that aims to extend the fascinating
properties of topological states to a regime where interactions between the system …

The coherent optical manipulation of solids is emerging as a promising way to engineer
novel quantum states of matter,,,,. The strong time-periodic potential of intense laser light …

Recently, topologically engineered photonic structures have garnered significant attention,
as their eigenstates may offer a new insight on photon manipulation and an unconventional …