Fig. 6.
Carbon nanotube network as stretchable transparent electrodes for skin-like pressure sensor applications. a Schematics (left) and corresponding AFM images (right) showing the microscopic morphology evolution of CNT network on PDMS substrate when subjected to uniaxial and biaxial stretching and releasing tests. b Optical images and two-dimensional pressure profile obtained from a transparent pressure sensor array. Reproduced from ref. [22]