Fig. 3From: Antibacterial effect on microscale rough surface formed by fine particle bombardingImages for evaluating the WCA of control and FPB-treated surfaces. a Control, WCA = 98.5°, b FPB-1, WCA = 65.5°, c FPB-2, WCA = 85.4°, d FPB-3, WCA = 90.0°, and e FPB-4, WCA = 92.3°Back to article page