Assembly Schematic (IMAGE) Clemson University Caption The W-TENG is 3-D printed out of a graphene-PLA nanofiber (A), creating the bottom electrode of the technology (B). A Teflon sheet is then added as the top electrode (C). Credit Adv. Energy Mater. 2017, 1702736 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.