Conductivity (IMAGE) Joint Quantum Institute Caption This is a graph showing the conductivity across the device (the rate of change of current with voltage) versus applied gate voltage. The appearance of a plateau at a conductivity value of e^2/h is notable. Credit Stanford University Usage Restrictions None License Licensed 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.