Highly Semiconducting One-Dimensional Porous ZnO Nanorod Array Nanogenerators for Mechanical Energy Harvesting Functions

Figure 10

Real-time and practical applications of the TENG for harvesting mechanical energy from everyday human activities. (a) Photographic images and corresponding output electrical values of the TENG device attached to the (b) elbow, (c) knee, (d) wrist and (e) heel, respectively, during the running process.