Abstract: Acoustic metamaterial plays a vital role in underwater engineering applications. Here we present a novel tunable underwater metamaterial for ultra-broadband hydroacoustic focusing. The material consists of a soft matrix ...

Abstract: Abstract. Developing underwater acoustic devices with flexibility in both shape and functionality is critical for applications in sonar, tracking, and communication, where adaptation to complex environments is required. ...

Abstract: Acoustic metamaterial plays a vital role in underwater engineering applications. Here we present a novel tunable underwater metamaterial for ultra-broadband hydroacoustic focusing. The material consists of a soft matrix ...