Nanoscale OLED (image) University of Rochester Caption A single layer of organic molecules connects the positive and negative electrodes in a molecular-junction OLED. Credit Graphic by Alexander Shestopalov/University of Rochester. Usage Restrictions None 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.