A top gate TFT architecture is employed with the copper sandwiched between {TAIL ~ layers} of {HEAD ~ TiN} 
A top gate TFT architecture is employed with the copper sandwiched between { TAIL ~ layers } of { HEAD ~ TiN }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD