Testing Sol-Gel Materials (IMAGE) Georgia Institute of Technology Caption Georgia Tech professor Joseph Perry places a sample of the new hybrid sol-gel material into a probe station to measure its electrical properties. Credit Credit: John Toon, Georgia Tech 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.