Bound states in the continuum (BICs) have attracted attention in photonics owing to their
interesting properties. For example, BICs can effectively confine light in a counterintuitive …

Diffusion and wave propagation are both fundamental transport mechanisms, but they have
intrinsically different dynamics, governing equations, and applications. Over the past …

Diffusion driven by temperature or concentration gradients is a fundamental mechanism of
energy and mass transport that inherently differs from wave propagation in both physical …

The topological properties of an object, associated with an integer called the topological
invariant, are global features that cannot change continuously but only through abrupt …

Higher-order topological insulators are a novel topological phase beyond the framework of
conventional bulk–boundary correspondence,. In these peculiar systems, the topologically …

Manipulating topological invariants is possible by modifying the global properties of optical
devices to alter their band structures. This could be achieved by statically altering devices or …

Unlike conventional laser, the topological laser is able to emit coherent light robustly against
disorders and defects because of its nontrivial band topology. As a promising platform for …

Laser‐driven projection display puts forward urgent demand for color converter materials to
simultaneously achieve balanced‐spectrum properties and strong heat dissipation. Herein …

Recent advancements in photonic bound states in the continuum (BICs) have opened up
exciting new possibilities for the design of optoelectronic devices with improved …

The orbital degrees of freedom play a pivotal role in understanding fundamental
phenomena in solid-state materials as well as exotic quantum states of matter including …