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 …

Optical sensors are widely used for refractive index measurement in chemical, biomedical,
and food processing industries. Due to specific field distribution of the resonances, optical …

The ability of metallic nanostructures to confine light at the sub-wavelength scale enables
new perspectives and opportunities in the field of nanotechnology. Making use of this …

Plasmonic nanostructures overcome Abbe's diffraction limit to create strong gradient electric
fields, enabling efficient optical trap** of nanoparticles. However, it remains challenging to …

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 …

Optical manipulation has attracted remarkable interest owing to its versatile and noninvasive
nature. However, conventional optical trap** remains inefficient in the nanoscopic world …

Since their invention in 1986, optical tweezers have become indispensable tools for
contactless and non-invasive manipulation of micro and nano-objects. However, the …

Useful approaches to tackle Brownian motion of micro/nanoparticles and overcome the poor
reproducibility of surface-enhanced Raman scattering (SERS) events are highly desirable …

We have used a gold nanohole array to trap single polystyrene nanoparticles, with a mean
diameter of 30 nm, into separated hot spots located at connecting nanoslot regions. A high …

Since the pioneering work of Ashkin and coworkers, back in 1970, optical manipulation
gained an increasing interest among the scientific community. Indeed, the advantages and …