Quantum Dots (IMAGE) DOE/Argonne National Laboratory Caption Matthew Pelton of Argonne's Center for Nanoscale Materials adjusts a green laser used to monitor the sporadic blinking of quantum dots. Credit Jason Smith 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.