fig3
![Citric acid-based degradable polyester elastomers coated with silver nanowires for sustainable soft sensors](https://image.oaes.cc/43649927-575f-4226-bbbc-1439d4debf7f/5156.fig.3.jpg)
Figure 3. Preparation and characterization of POC-PEG/AgNW CPEs. (A) Illustration of preparation of POC-PEG/AgNW CPEs. (B) SEM image of AgNW. (C) TEM image of a single AgNW. (D) UV-Vis spectra of AgNW dispersed in ethanol (0.01 mg mL-1). (E-G) SEM images of cross sections of POC-PEG/AgNW CPEs with different AgNW layer thicknesses. (H-J) SEM images of surface morphology of POC-PEG/AgNW CPEs with different AgNW layer thicknesses.