{TAIL ~ Graphene} is a single atomic layer of {HEAD ~ graphite} and as such is expected to be a zero gap semiconductor 
{ TAIL ~ Graphene } is a single atomic layer of { HEAD ~ graphite } and as such is expected to be a zero gap semiconductor
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH