A PET/Graphite-Based Triboelectric Nanogenerator for Monitoring the Health of Leg Muscles in Football

Figure 5

(a) The photograph of a football player. (b) The structure diagram of PG-TENG installed on the human knee. (c) The output voltage signal of PG-TENG by mimicking injury and health. (d) The output voltage signal of PG-TENG in bouncing ball motion. (e) The output voltage signal of PG-TENG under walking, running, and jumping. (f) The output voltage signal of PG-TENG under dribble motion.

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