The acoustic counterpart of optical tweezers shows great promise as a single-particle
manipulator using a highly focused acoustic beam. Understanding the dependence of the …

Partial-wave series expansions (PWSEs) satisfying the Helmholtz equation in spherical
coordinates are derived for circular spherically focused piston (ie, apodized by a uniform …

A two-dimensional or transverse acoustic trapping and its capability to noninvasively
manipulate micrometersized particles with focused sound beams were experimentally …

Standing-wave acoustic tweezers are popularly used for non-invasive and non-contact
particle manipulation. Because of their good penetration in biological tissue, they also show …

The optical tweezers has been a very useful tool in biological research. However, due to
finite penetration depth in optics, it is only utilized for transparent particle. This limitation …

Using pulsed acoustic waves could provide a superior selectivity for microscale acoustic
tweezers. However, the theory for the radiation force of pulsed acoustic waves has only …

Rayleigh particles (smaller than a wavelength). The acoustic trapping in these two cases
has been analytically studied by two different models. The ray acoustics method was applied …

Acoustic tweezers are increasingly utilized for the contactless manipulation of small
particles. This paper provides a theoretical model demonstrating the acoustic manipulation …

Selective single beam tweezers open tremendous perspectives in microfluidics and
microbiology for the micromanipulation, assembly, and mechanical properties testing of …

Dexterous contactless manipulation of microscopic matter in three dimensions is possible
since the development of optical tweezers. This scheme using a single laser beam can …