fig3
![Flexible, high-strength, and porous nano-nano composites based on bacterial cellulose for wearable electronics: a review](https://image.oaes.cc/2fea44b3-2040-48f9-9ccb-68df824796da/4462.fig.3.jpg)
Figure 3. SEM images of surface (A-C) and internal (D-F): SCBC (A, D); Gr/SBC (B, E); and Gr/SCBC (C, F). (G) The absorption mechanisms showing the process by which liquids get into the Gr/SCBC. Reproduced with permission[28]. Copyright 2015, ACS.