Liu Lab (IMAGE) Virginia Tech Caption From left to right: Tianyu Liu, a postdoctoral associate in the Liu Lab; Assad Khan, a fifth-year chemistry doctoral student; and Guoliang "Greg" Liu, an assistant professor of chemistry and a member of the Macromolecules Innovation Institute. All three contributed to the research of using block copolymers to create porous carbon fibers. Not pictured is the first author of the journal article, former postdoctoral associate Zhengping Zhou. Credit Virginia Tech 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.