While successful fabrication of high-quality transistors demonstrates graphene's viability as an electronic material, Walt de Heer sees them as only the first step in what could be done with the material. Pictured above is a graphene transistor. Groups MRSEC Status Workflow Status:Published Created By:Gina Adams Created:10/29/2010 Modified By:Fletcher Moore Modified:10/07/2016 Related Links No related links. Categories Nanotechnology and Nanoscience Keywords graphene