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. 2023 Apr 15;24(8):7319. doi: 10.3390/ijms24087319

Figure 4.

Figure 4

The fabrication of the microspheres using electrospray technology. (a) Schematic illustration of the fabrication of the microspheres using MES. (b,c) The optical (b) and SEM (c) images of the microspheres (Alg/RS, Alg/RS/CS, IPA@ Alg/RS, IPA@Alg/RS/CS) [54]. Copyright 2022, The Authors. Advanced Science published by Wiley-VCH GmbH. (d) Schematic illustration of the fabrication of the core-shell microspheres using CES. (e) The real-time picture of electrospray process. (f–g) The optical (f) and SEM (g) images of the core-shell microspheres [55]. Copyright 2020, (The Author/The Authors).