When varying the frequency of mechanical impact from 1–5 Hz (in the range of most human motions 50 ), the triboelectric fiber presented a stable output voltage ( V OC = 1 V) and an increasing trend for short-circuit current ( I SC ) from 12–22 nA (Fig. 6e and Supplementary Fig. 20b ).
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Ambient-conditions spinning of functional soft fibers via engineering molecular chain networks and phase separation.
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