Optical tweezers and associated manipulation tools in the far field have had a major impact
on scientific and engineering research by offering precise manipulation of small objects …

The advancement of science and technology has led to the recent development of highly
sensitive pathogen biosensing techniques. The effective treatment of pathogen infections …

The novel human coronavirus pandemic is one of the most significant occurrences in human
civilization. The rapid proliferation and mutation of Severe Acute Respiratory Syndrome …

Electromagnetic forces and torques enable many key technologies, including optical
tweezers or dielectrophoresis. Interestingly, both techniques rely on the same physical …

Plasmonic metasurfaces have been widely used in biosensing to improve the interaction
between light and biomolecules through the effects of near-field confinement. When paired …

Optical tweezers use the momentum carried by light to exert forces on objects. They have
had a profound impact on a truly diverse range of scientific fields, from biology to …

A dielectrophoretic device employing a planar array of microelectrodes is designed for
controlled transport of individual microparticles. By exciting the electrodes in sequence, a …

We use topology optimization and adjoint sensitivity analysis to inversely design plasmonic
nanoapertures for nanoparticle optical trap**. Surprisingly, our algorithm produces a …

Plasmonic apertures permit optical fields to be concentrated into sub‐wavelength regions.
This enhances the optical gradient force, enabling the precise trap** of nanomaterials …

The plasmonic response of C-shaped nano-apertures is investigated. Full-field numerical
simulations are presented that show how the resonance condition depends on the …