{HEAD ~ Any} of the carbon layer adhering to {TAIL ~ the silicon layer} is easily removable to provide the silicon layer separate from the substrate 
{ HEAD ~ Any } of the carbon layer adhering to { TAIL ~ the silicon layer } is easily removable to provide the silicon layer separate from the substrate
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH