Optical tweezers

{tag=2018 Nobel Prize in Physics}
{wiki}

= Optical trap
{synonym}
{title2}

Sample usages:
* <quantum computing> startup <Atom Computing> uses them to hold dozens of individual atoms midair separately, to later entangle their nuclei

\Video[https://www.youtube.com/watch?v=3SJiKr8LbP8]
{title=Optical Tweezers Experiment by https://research.monash.edu/en/persons/alexis-bishop[Alexis Bishop]}
{description=Setup on a <optical table>. He drags a 1 micron ball of polystyrene immersed in water around with the laser. You look through the <microscope> and move the stage. <Brownian motion> is also clearly visible when the laster is not holding the ball.}
