2-D Field-Effect Transistor (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Berkeley Lab researchers fabricated the first fully 2-D field-effect transistor from layers of molybdenum disulfide, hexagonal boron nitride and graphene held together by van der Waals bonding. Credit Image courtesy of Ali Javey, Berkeley Lab 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.