Guilherme Pereira WVU (IMAGE) West Virginia University Caption Guilherme Pereira, associate professor in the WVU Department of Mechanical and Aerospace Engineering Credit WVU Photo Usage Restrictions None 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.