In one aspect, the invention pertains to a method of forming {HEAD ~ a layer} of {TAIL ~ material} on a substrate 
In one aspect , the invention pertains to a method of forming { HEAD ~ a layer } of { TAIL ~ material } on a substrate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH