Figure 4 | Scientific Reports

Figure 4

From: Continuous scavenging of broadband vibrations via omnipotent tandem triboelectric nanogenerators with cascade impact structure

Figure 4

CIT-TENG as broadband frequency vibration energy scavenger. Car driving speed of 20 km/hr: (a) speedometer photograph, (b) input acceleration measurement, (c) input frequency spectrum with raw data (grey) and smoothing curve (magenta), (d) CIT-TENG output voltage results, and (e) CIT-TENG output current results. Car driving speed of 40 km/hr: (f) speedometer photograph, (g) input acceleration measurement, (h) input frequency spectrum with raw data (grey) and smoothing curve (magenta), (i) CIT-TENG output voltage results, and (j) CIT-TENG output current results.

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