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laser trap

noun
1.

atom trap

noun, Physics.
1.
a device in which atoms or particles are slowed by the use of lasers and then confined to a small region of space.
Also called laser trap.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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laser-trap in Science
laser trap  
A device that uses magnetic coils and lasers with tunable frequencies to suspend atoms or particles in a small region of space and to slow them down, reducing their temperature. Laser traps have been used to form Bose-Einstein condensates.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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