The channel walls depend from the panel to define a channel between the channel walls and {HEAD ~ the panel} for receiving {TAIL ~ a semiconductor} therein 
for receiving
The channel walls depend from the panel to define a channel between the channel walls and { HEAD ~ the panel } for receiving { TAIL ~ a semiconductor } therein
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH