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. 2020 Aug 10;6:56. doi: 10.1038/s41378-020-0163-1

Fig. 3. Output performance of the W-TENG with original height ranging from 20 to 65 mm under the horizontal axial pressing mode with eight power generation units electrically connected in parallel.

Fig. 3

a Sinusoidal excitation experimental setup with the W-TENG device sandwiched between two parallel plates; b, c output voltages for different original heights of the W-TENG; d close-up view of the output voltage waveform when the original height is set to 35mm; e output voltage and current with varying load resistance at the original height of 35mm; f output power with varying load resistance at the original height of 35mm