Composite-Piezoelectric (IMAGE) National University of Science and Technology MISIS Caption Topography (a), PFM images of a pristine state (b) and after poling by +/?60V (c). Credit ©NUST MISIS 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.