Next {TAIL ~ an oxide layer} is deposited and is followed by {HEAD ~ deposition} of HSG poly 
Next { TAIL ~ an oxide layer } is deposited and is followed by { HEAD ~ deposition } of HSG poly
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH