Single ion maps 3D electromagnetic fields above chips with record sensitivity
Jul 02, 2026
Researchers at ETH Zurich have developed a method that uses a single ion to detect electromagnetic fields above a surface and to create a three-dimensional map of them. In the future, this approach can be used to improve chips for quantum computers and quantum sensors.
https://phys.org/news/2026-07-ion-3d-electromagnetic-fields-chips.html
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