Acoustic resonances in open systems, which are usually associated with resonant modes
characterized by complex eigenfrequencies, play a fundamental role in manipulating …

In the past two decades, the research on acoustic metamaterials has flourished, which is
also benefited from the development of additive manufacturing technology. The exotic …

Multifunctional materials are in high demand for practical engineering applications. Owing to
the ubiquitous noise and impact energy hazards in many settings, traditional materials and …

Although mutually independent, simultaneous sound absorption and superior mechanical
properties are often sought after in a material. One main challenge in achieving such a …

In practical engineering, noise and impact hazards are pervasive, indicating the pressing
demand for materials that can absorb both sound and stress wave energy simultaneously …

It is of significance, but still remains a key challenge, to attain excellent sound-absorbing and
mechanical properties in a material simultaneously. To overcome this challenge, herein …

Acoustic metamaterials with broadband sound-absorbing capacity open up applications in
aerospace, automotive, marine, defense, etc. For such applications, sound-absorbing …

Owing to the pervasive noise and crash hazards, tough microlattices with sound absorption
capabilities are sought-after. However, typical truss microlattices are unable to fulfill this …

Multifunctional materials are highly desired for the design of compact engineering structures,
such as aircraft where weight reduction, sound absorption, load carrying, and energy …

Sound-absorbing materials (SAMs) have attracted significant interest for more than a century
owing to their rich physical properties and extensive potential in acoustic engineering. This …