Ultra-cold gas makes great magnetometer

Capturing the coldest atoms in the universe within the confines of a laser beam, University of California, Berkeley, physicists have made a device that can map magnetic fields more precisely than ever before.

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<p><a href="http://www.physorg.com/news98715145.html">Ultra-cold gas makes great magnetometer</a></p> <p>Capturing the coldest atoms in the universe within the confines of a laser beam, University of California, Berkeley, physicists have made a device that can map magnetic fields more precisely than ever before.</p>