Fig. 6From: Plasma modification of microporous polymer membranes for application in biomimetic dissolution studiesSEM images at 20,000x of (a) top surface of untreated PES membranes, (b) bottom surface of untreated PES membranes, (c) top surface of CF4 plasma treated PES membranes, (d) bottom surface of CF4 plasma treated PES membranesBack to article page