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Stopping Atoms

IOPP

2 October 2007

The coils used to slow the atoms.
The coils used to slow the atoms.

 

 

 

 

 

 

With atoms and molecules in a gas moving at thousands of kilometres per hour, physicists have long sought a way to slow them down to a few kilometres per hour to trap them.

A paper, published today in the Institute of Physics’ New Journal of Physics, demonstrates how a group of physicists from The University of Texas at Austin, US, have found a way to slow down, stop and explore a much wider range of atoms than ever before.

Inspired by the coilgun that was developed by the University’s Center for Electromechanics, the group has developed an "atomic coilgun" that slows and gradually stops atoms with a sequence of pulsed magnetic fields.

Journal Article

Press Release

For further information, please contact IOP press officer, Joe Winters, at joseph.winters@iop.org or call 020 7470 4815

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Artwork | Image by Fred Swist