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Optical microscope images of scaffold pattern under varied stage speed (FR=1.5 μL/min, D=3 mm, V=3 kV, and T=20 °C). Scale bar 400 μm___
| Stage speed (mm/s) | ||||||
|---|---|---|---|---|---|---|
| 100 | 150 | 200 | 250 | 300 | ||
| 60% PCL | Scaffold pattern |  |
 |
 |
 |
 |
| Fiber diameter (μm) | 37.8 | 30.7 | 29.5 | 25.0 | 23.2 | |
| 70% PCL | Scaffold pattern |  |
 |
 |
 |
 |
| Fiber diameter (μm) | 32.8 | 30.0 | 23.7 | 20.7 | 19.3 | |
