In this review, we delve into the fundamentals and recent breakthroughs in the realm of optical micro/nano manipulation using optical torques. CHENGDU, SICHUAN, CHINA ...

The field of optical tweezers and manipulation techniques has witnessed remarkable advancements, transcending its early applications in trapping micrometre‐sized objects to now encompass precise ...

Light is not only an important carrier of information but also a carrier of energy. When light interacts with matter, it can induce subtle mechanical effects, known as optical forces. This non-contact ...

In 1986, American physicist Arthur Ashkin developed a fascinating tool that could gently pick and move microscopic objects like cells and molecules without touching them. This tool, called optical ...

(Nanowerk News) Researchers have long sought to develop versatile tools that allow precise manipulation and identification of DNA and other biological nanoparticles. Optical tweezers, which use lasers ...

A project at MIT Research Laboratory of Electronics (RLE) has developed a new design of optical tweezers that could help the manipulation technology be utilized in new areas of research. The principle ...

Three-dimensional (3D) imaging is essential for investigating cellular structure and dynamics. Traditional optical methods rely on adhesive or mechanical forces to hold and scan cells, which limit ...

MIT researchers have harnessed integrated optical phased array (OPA) technology to develop a type of integrated optical tweezers, akin to a miniature, chip-based “tractor beam”—like the one that ...

This figure categorized into 2 primary categories: off-chip light source excitation and on-chip light source excitation, distinguished by their approaches to exciting electromagnetic field hotspots.