Quantum Dot Qubit (IMAGE) Chicago Quantum Exchange Caption A scanning electron microscope (SEM) image of a device lithographically identical to the one measured shows the gate electrode layout in the active region. Credit Eriksson et al. Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.