Deposition of {HEAD ~ the insulating layer} 30 can be by sputtering, chemical vapor deposition, or {TAIL ~ other methods} 
Deposition of { HEAD ~ the insulating layer } 30 can be by sputtering , chemical vapor deposition , or { TAIL ~ other methods }
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL