Dark states of superconducting circuits (IMAGE) University of Innsbruck Caption A team led by Gerhard Kirchmair has developed a system with which the dark states of superconducting circuits in a microwave waveguide can be manipulated from the outside. Credit Mathieu Juan/University of Sherbrooke Usage Restrictions Only to be used in reporting on the related paper on Dark states of superconducting circuits. 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.