Other polyimides can be patterned by {HEAD ~ selective etching} of {TAIL ~ a conformal film} or by casting 
of
Other polyimides can be patterned by { HEAD ~ selective etching } of { TAIL ~ a conformal film } or by casting
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH