Although it is only one atom thick and unprotected from the immediate environment, graphene exhibits high crystal quality and {TAIL ~ ballistic transport} at {HEAD ~ submicron distances} 
Although it is only one atom thick and unprotected from the immediate environment , graphene exhibits high crystal quality and { TAIL ~ ballistic transport } at { HEAD ~ submicron distances }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD