Liquid Electret Device (IMAGE) National Institute for Materials Science, Japan Caption The newly developed liquid electret material (left) and the bendable and stretchable vibration-powered device (middle and right). Credit NIMS 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.