Wei Guo (IMAGE) Florida State University Caption Wei Guo, professor in the Department of Mechanical Engineering at the FAMU-FSU College of Engineering Credit Florida State University Usage Restrictions This image may be used with appropriate caption and credit. 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.