PRM Devices in Microscope (IMAGE) Georgia Institute of Technology Caption An array of piezoelectrically modulated resistive memory (PRM) cells is shown being studied in an optical microscope. Credit Georgia Tech Photo: Gary Meek 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.