Nanowerk30 Sept 2026

Advancing quantum computing with zinc oxide quantum dots

However, rapidly and accurately detecting the charge state of electrons in ZnO quantum dots has remained a challenge.

(a) The structure of the gate electrodes on the ZnO device used in the experiment in this paper. (b) The charge stability diagram indicating the formation of ZnO double quantum dot in few-electron regime. (Image: Tohoku University)

"For quantum computing, technologies that enable rapid readout of quantum states are essential," says Associate Professor Tomohiro Otsuka of the Advanced Institute for Materials Research (WPI-AIMR), Tohoku University.

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Advancing quantum computing with zinc oxide quantum dots

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