Acoustic vortices provide a single-beam approach to manipulate objects with sizes from
nanometers to millimeters, gaining increasing interest in recent years. The helical beam …

Passive acoustic wave manipulations are severely constrained by the narrow frequency
bandwidth of acoustic metastructures. In this research, an unprecedented type of …

Asymmetric manipulation of acoustic waves has gained significant attention due to its rich
physical properties and potential application prospects. In this study, we design and …

Noise pollution remains a challenging problem requiring the development of novel systems
for noise insulation. Extensive work in the field of acoustic metamaterials has led to various …

We investigate the transverse trapping force acting on a small particle on or off the central
axis of zero-order finite Bessel beams. Combining the simulated fields with the Gorkov force …

We identify an acoustic process in which the conversion of angular momentum between its
spin and orbital form takes place. The interaction between an evanescent wave propagating …

Focused vortex beams have attracted considerable research attention due to their unique
acoustic properties, and have been explored in medical imaging, biomedical therapy, and …

We study the transmission and reflection of a paraxial acoustic vortex beam (AVB) at a
metasurface with a prescribed phase gradient. By using a plane-wave decomposition …

Circular dichroism (CD) is an intriguing chiroptical phenomenon associated with the
interaction of chiral structures with circularly polarized lights. Although the CD effect has …

Vortex wave and plane wave, as two most fundamental forms of wave propagation, are
widely applied in various research fields. However, there is currently a lack of basic …