Next, as shown in FIG 10, a layer 142 containing {TAIL ~ nitride} is formed over {HEAD ~ the entire surface} 
Next , as shown in FIG 10 , a layer 142 containing { TAIL ~ nitride } is formed over { HEAD ~ the entire surface }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD