In {HEAD ~ some example methods}, a photoresist layer is applied to {TAIL ~ a substrate}, and a grapheme layer can be applied to the photoresist layer 
In { HEAD ~ some example methods } , a photoresist layer is applied to { TAIL ~ a substrate } , and a grapheme layer can be applied to the photoresist layer
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH