fig6

Figure 6. (A) Schematic illustration of the human skin and its hair-sensing mechanism; (B) the schematic illustration of capacitive pressure sensor with MCA as the dielectric layer; and (C) optical images of sensor arrays for pressure detection from different objects of various weights and shapes, and the related pressure distribution readouts. This figure is quoted with permission from Zhou et al.^[119]. Ag NW: Ag nanowire; MCA: micro cilia array; PDMS: polydimethylsiloxane.