Understanding Graphene (IMAGE) Iowa State University Caption Iowa State physicist Jigang Wang, right, examines graphene monolayers grown on a substrate mounted in a cooper adapter as graduate students Tianq Li, far left, and Liang Luo look on in Wang's laboratory. Credit Steve Jones/College of Liberal Arts and Science, Iowa State University 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.