Tianyu Liu, Virginia Tech (IMAGE) Virginia Tech Caption Tianyu Liu is a postdoctoral research associate in the lab of Guoliang 'Greg' Liu, an assistant professor in the Department of Chemistry. Credit Virginia Tech Usage Restrictions Credit Virginia Tech 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.