The concept of topological energy bands and their manifestations have been demonstrated
in condensed matter systems as a fantastic paradigm toward unprecedented physical …

Nanoscale spacecrafts have shed light on an audacious but promising vision for interstellar
travel to neighboring planets beyond the solar system. The nanocrafts can be accelerated to …

The acoustic topological waveguide (ATW) hosting topologically protected waveguide
modes provides a unique opportunity for achieving large-scale sound transport with …

Unlike conventional topological edge states confined at a domain wall between two
topologically distinct media, the recently proposed large-area topological waveguide states …

Topological metamaterials in condensed matter systems have shown significant potential for
information and energy applications due to their novel wave propagation behaviors …

Topological phononic crystals (PCs) offer a novel approach to control the behavior of
acoustic or elastic waves. In this paper, we design the gradient PC structures with coupled …

The control of the pseudospin of sound wave has attracted increasing attention in recent
years. Utilizing the finite-size effect of topological acoustics, we successfully construct an H …

One-way transmission of light constitutes the cornerstone of modern photonic circuits. In the
realm of photonic devices, it has been widely utilized in isolators, circulators, etc. Recent …

Rainbow trapping is a significant strategy for capturing waves of different frequencies at
different spatial positions. It offers significant potential for multi-frequency on-chip …

Topological waveguide states in condensed matter physics systems show significant
potential for applications, such as high-capacity information communication and energy …