When studying biological cells using optical tweezers, one main issue is the damage caused to the cell by the tool. Giovanni Volpe, University of Gothenburg, has discovered a new type of force that ...

Ashkin's discovery has since formed the basis for the development of optical tweezers, a tool frequently used to control the motion of small biological objects and investigate them. Optical tweezers ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. This article is more than 7 years old. I wrote up the ultra-fast, ultra ...

Scientists succeeded in imaging the photocatalytic function of nanoparticles with unprecedently high resolution, which may provide a new tool for nanotechnology and optical manipulation of tiny ...

Since the invention of optical tweezers, optical manipulation has advanced significantly in scientific areas such as atomic physics, optics and biological science. Especially in the past decade, ...

This year's Nobel Prize in Physics, awarded for discoveries in laser physics, recognizes optical tweezers. Now researchers have developed a method that greatly simplifies and improves the use of ...

Optical tweezers use light to trap particles for analysis. The new opto-refrigerative tweezers prevent those particles from overheating. (Courtesy: The University of Texas at Austin) Scientists in the ...

(Nanowerk News) A team of scientists led by the Department of Applied Physics at Osaka University, the Department of Physics and Electronics at Osaka Prefecture University, and the Department of ...