Carson Meredith (IMAGE) Georgia Institute of Technology Caption Georgia Tech Associate Professor Carson Meredith is using combinatorial chemistry to evaluate materials for designing energy-efficient PEM fuel cells. Credit Photo by Gary Meek Usage Restrictions For Editorial Purposes Only 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.