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. 2021 Mar 5;13(5):797. doi: 10.3390/polym13050797

Figure 2.

Figure 2

Physical properties of the scaffolds. (a) Raman spectra of poly(ε-caprolactone) (PCL), PCL-plasma, PCL-graphene oxide (GO), and PCL-plasma-GO; (b) Contact angle and images of PCL, PCL-plasma, PCL-GO, and PCL-plasma-GO; (c) Table summarizing the contact angle of PCL, PCL-plasma, PCL-GO, and PCL-plasma-GO.