Juan Jimenez at work in the lab. (IMAGE) DOE/Brookhaven National Laboratory Caption Juan Jimenez, a chemical engineer at Brookhaven National Laboratory, at work studying catalysts in the lab. Credit Kevin Coughlin/Brookhaven National Laboratory Usage Restrictions OK for use in stories about Juan Jimenez and his research. License Original 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.