Nanodiamond Triode (IMAGE) Vanderbilt University Caption Scanned Electron Microscope image of a triode made from nanodiamond thin film that shows how the diamond components are cantilevered over a silicon dioxide substrate. Credit Davidson Laboratory, Vanderbilt University 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.