Transmission Electron Microscope (IMAGE) DOE/Pacific Northwest National Laboratory Caption A transmission electron microscope allows researchers to observe fundamental crystal formation processes. Credit (Photo by Andrea Starr | Pacific Northwest National Laboratory) 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.