A contact/container photo and {TAIL ~ etch} creates {HEAD ~ a contact/container opening} to provide access to the underlying active area either directly or through a conductive plug 
A contact / container photo and { TAIL ~ etch } creates { HEAD ~ a contact / container opening } to provide access to the underlying active area either directly or through a conductive plug
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH