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. 2021 Dec 16;13(24):4419. doi: 10.3390/polym13244419

Figure 1.

Figure 1

(a–c) Schematic for the (a) single-nozzle electrospray of CA-D solution, (b) single-nozzle electrospinning of CA-AD21 solution and (c) co-electrospinning of core CA-D solution and shell CA-AD21 solution; (d,e) photographs of the coaxial bi-channel spinneret used in the co-electrospinning experiments. The scale bars in (d,e) represent 1 cm and 0.5 mm, respectively.