Georgia Tech postdoctoral fellow Hossein Sojoudi holds a wafer containing graphene p-n junctions, while the screen display in the background shows electrical data measured in the devices. (Georgia Tech Photo: Gary Meek)
Georgia Tech postdoctoral fellow Hossein Sojoudi holds a wafer containing graphene p-n junctions, while the screen display in the background shows electrical data measured in the devices. (Georgia Tech Photo: Gary Meek)