Referring to FIG 4, a barrier metal is deposited on the blocking layer 313, thereby forming the barrier layer 314 to prevent {HEAD ~ charges} from transferring from {TAIL ~ the control gate electrode} 315 to the channel during an erase operation 
from transferring from
Referring to FIG 4 , a barrier metal is deposited on the blocking layer 313 , thereby forming the barrier layer 314 to prevent { HEAD ~ charges } from transferring from { TAIL ~ the control gate electrode } 315 to the channel during an erase operation
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH