Optical tweezers and their applications

P Polimeno, A Magazzu, MA Iati, F Patti, R Saija… - Journal of Quantitative …, 2018 - Elsevier
Optical tweezers, tools based on strongly focused light, enable optical trap**,
manipulation, and characterisation of a wide range of microscopic and nanoscopic …

Perspective on light-induced transport of particles: from optical forces to phoretic motion

P Zemánek, G Volpe, A Jonáš… - Advances in Optics and …, 2019 - opg.optica.org
Propulsive effects of light, which often remain unnoticed in our daily-life experience, manifest
themselves on spatial scales ranging from subatomic to astronomical. Light-mediated forces …

Continuous micro-vortex-based nanoparticle manipulation via focused surface acoustic waves

DJ Collins, Z Ma, J Han, Y Ai - Lab on a Chip, 2017 - pubs.rsc.org
Despite increasing demand in the manipulation of nanoscale objects for next generation
biological and industrial processes, there is a lack of methods for reliable separation …

SERS detection of Biomolecules at Physiological pH via aggregation of Gold Nanorods mediated by Optical Forces and Plasmonic Heating

B Fazio, C D'Andrea, A Foti, E Messina, A Irrera… - Scientific reports, 2016 - nature.com
Strategies for in-liquid molecular detection via Surface Enhanced Raman Scattering (SERS)
are currently based on chemically-driven aggregation or optical trap** of metal …

Trap** in a material world

SES Spesyvtseva, K Dholakia - Acs Photonics, 2016 - ACS Publications
The ability to manipulate small particles of matter using the forces of light, optical trap**,
forms the basis of a number of exciting research areas, spanning fundamental physics …

Selective particle and cell capture in a continuous flow using micro-vortex acoustic streaming

DJ Collins, BL Khoo, Z Ma, A Winkler, R Weser… - Lab on a Chip, 2017 - pubs.rsc.org
Acoustic streaming has emerged as a promising technique for refined microscale
manipulation, where strong rotational flow can give rise to particle and cell capture. In …

Optical trap**, optical binding, and rotational dynamics of silicon nanowires in counter-propagating beams

MG Donato, O Brzobohaty, SH Simpson, A Irrera… - Nano Letters, 2018 - ACS Publications
Silicon nanowires are held and manipulated in controlled optical traps based on counter-
propagating beams focused by low numerical aperture lenses. The double-beam …

Optical trap**-assisted SERS platform for chemical and biosensing applications: Design perspectives

Y Yuan, Y Lin, B Gu, N Panwar, SC T**, J Song… - Coordination Chemistry …, 2017 - Elsevier
Useful approaches to tackle Brownian motion of micro/nanoparticles and overcome the poor
reproducibility of surface-enhanced Raman scattering (SERS) events are highly desirable …

Optical trap** and optical force positioning of two-dimensional materials

MG Donato, E Messina, A Foti, TJ Smart, PH Jones… - Nanoscale, 2018 - pubs.rsc.org
In recent years, considerable effort has been devoted to the synthesis and characterization
of two-dimensional materials. Liquid phase exfoliation (LPE) represents a simple, large …

Optical aggregation of gold nanoparticles for SERS detection of proteins and toxins in liquid environment: Towards ultrasensitive and selective detection

A Foti, C D'andrea, V Villari, N Micali, MG Donato… - Materials, 2018 - mdpi.com
Optical forces are used to aggregate plasmonic nanoparticles and create SERS–active hot
spots in liquid. When biomolecules are added to the nanoparticles, high sensitivity SERS …