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. 2021 Aug 17;13(16):2752. doi: 10.3390/polym13162752

Figure 11.

Figure 11

Side surface SEM captures of 3D printed specimens for PC (built at a 260 °C nozzle temperature, with a 0.2 mm layer thickness) (a,b) and TPU (built at a 215 °C nozzle temperature, with a 0.2 mm layer thickness) (c,d) materials at 30× (a,c) and 150× magnifications (b,d).