Surface profile and morphology of {HEAD ~ the bigraft copolymer membrane product} is also investigated by {TAIL ~ scanning electron microscopy} and transmission electron microscopy respectively 
Surface profile and morphology of { HEAD ~ the bigraft copolymer membrane product } is also investigated by { TAIL ~ scanning electron microscopy } and transmission electron microscopy respectively
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH