New tabletop detector 'sees' single electrons

April 21, 2015 10:40 AM

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New tabletop detector 'sees' single electrons

9 hours ago by Jennifer Chu

As the gas decays and gives off electrons, the detector uses a magnet to trap them in a magnetic bottle. A radio antenna then picks up very weak signals emitted by the electrons, which can be used to map the electrons' precise activity over several milliseconds.

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