Peter Burke, UCI (IMAGE) University of California - Irvine Caption UCI professor Peter Burke, here holding an atomic model of graphene, and his team created a graphene sensor to monitor changes in mitochondria -- which led to the research revelations. Credit Steve Zylius / UCI 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.