Greg Salamo Fisher Yu Jin Hu.jpg (IMAGE) University of Arkansas Caption Left to right, Greg Salamo, Shui-Qing “Fisher” Yu and Jin Hu, University of Arkansas. Credit University of Arkansas 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.