Plasmonic Q Dots (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Transmission electron micrographs and (inset) showing the electron diffraction patterns of three quantum dot samples with average size of (a) 2.4 nanometers (b) 3.6 nm, and (c) 5.8 nm. Credit Image courtesy of Alivisatos group 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.