Topological acoustics is an emerging field that lies at the intersection of condensed matter
physics, mechanical structural design and acoustics engineering. It explores the design and …

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 …

Phonons, as the most fundamental emergent bosons in condensed matter systems, play an
essential role in the thermal, mechanical, and electronic properties of crystalline materials …

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

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

Topological phases of matter have attracted significant attention in recent years, due to the
unusual robustness of their response to defects and disorder. Various research efforts have …

The heat dissipation issue has now become one of the most important bottlenecks for power
electronics due to the rapid increase in power density and working frequency. Towards the …

We predict novel topological phases with broken time-reversal symmetry supporting the
coexistence of opposite chiral edge states, which are fundamentally different from the …

Acoustofluidic technologies that integrate acoustic waves and microfluidic chips have been
widely used in bioparticle manipulation. As a representative technology, acoustic tweezers …

The discovery of higher‐order topological insulator metamaterials, in analogy with their
condensed‐matter counterparts, has enabled various breakthroughs in photonics …