The concept of metamaterials originates from the proposal of left-hand materials with
negative refractive index, followed by which, varieties of metamaterials with kinds of fantastic …

Acoustic metamaterials, structured to produce anomalous reflection and refraction indices
that are not found in conventional materials, are gaining prominence in engineering …

Optical tweezers employing forces produced by light underpin important manipulation tools
employed in numerous areas of applied and biological physics. Conventional optical …

Acoustic metamaterials (AMs), which are materials composed of subwavelength periodic
artificial structures with specific designs, have drawn significant research attention. This is …

Elastic metasurfaces have become one of the most promising platforms for manipulating
mechanical wavefronts with the striking feature of ultra-thin geometry. The conventional …

Extreme impedance mismatch causes sound insulation at water–air interfaces, limiting
numerous cross‐media applications such as ocean‐air wireless acoustic communication …

Artificial microstructures, which allow us to control and change the properties of wave fields
through changing the geometrical parameters and the arrangements of microstructures …

Acoustic fields are ideal for micromanipulation, being biocompatible and with force gradients
approaching the scale of single cells. They have accordingly found use in a variety of …

Metalens, a two-dimensional planar system composed of strategically engineered
subwavelength structures, facilitates precise manipulation in the process of both light and …

In rods and beams, piezoelectric patches with external circuits have been extensively
studied to dampen structural vibrations at the sound source. This work uses a large flat-layer …