laser trap


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laser trap

[′lā·zər ‚trap]
(optics)
A device for confining atoms, molecules, and larger neutral particles up to 10 micrometers in diameter, consisting of a focused laser beam tuned to a frequency below an atomic resonance, which attracts the particles toward regions of high laser intensity.
References in periodicals archive ?
Most of the current work on OT moves the laser trap position to the desired destination of the particle and lets the particle drift to the laser position.
The ad said the device would give drivers an extra pair of eyes and help them see speed cameras and laser trap ambushes before they got to them.
Then, with the laser trap switched off, they turned on a magnetic trap that allowed the warmer atoms to escape, taking their excess energy with them.
Block's and Spudich's groups independently developed the laser trap further to apply it to the study of motor proteins.
The Cheetah's reaction time to laser traps was less than impressive, although its price appeals.