For example, in {HEAD ~ one embodiment}, the conductive material in each resistor is held constant while {TAIL ~ the nonconductive organic polymer} varies between resistors  
For example , in { HEAD ~ one embodiment } , the conductive material in each resistor is held constant while { TAIL ~ the nonconductive organic polymer } varies between resistors
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH