16x9-exciton illustration (IMAGE) DOE/Argonne National Laboratory Caption Illustration showing exciton formation in a new semiconducting material used for quantum sensing. Credit Image by Ellen Weiss/Argonne National Laboratory. 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.