3T Molecules and 6T Molecules (IMAGE) Technische Universität Dresden Caption Varying the ratio of 3T molecules (foreground) and 6T molecules (indicated in the background) in the blend allows tuning the gap continuously. Credit Sebastian Hutsch, Frank Ortmann 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.