Planar ion trap uses gold electrodes to confine magnesium ions.
Rights: Public domain Published 25 October 2019 Size: 1 MB Referencing Hub media

This planar ion trap uses gold electrodes to confine (trap) magnesium ions. The trap is part of research efforts to create quantum computers. Gold is used as it reliably carries tiny electrical currents.

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    Gold

    Gold is the stuff of dreams and legends. Empires have been toppled for it, pirates have plundered it and misers have hoarded it. But what does gold mean for science, and does it have a purpose ...

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