Figure 4From: The nanoscale phase distinguishing of PCL-PB-PCL blended in epoxy resin by tapping mode atomic force microscopyHeight (a) and phase (a') images of the blended film. Taken with a softer tip cantilever with a spring constant of 3 N/m at A0 = 60 nm and rsp = 0.5. The scanning size is 500 nm × 500 nm.Back to article page