However, {TAIL ~ the sheet resistance} and {HEAD ~ optical transparency} of the films produced in this manner using casting or spin coating were not satisfactory 
However , { TAIL ~ the sheet resistance } and { HEAD ~ optical transparency } of the films produced in this manner using casting or spin coating were not satisfactory
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH