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. 2020 Apr 20;11:1883. doi: 10.1038/s41467-020-15373-y

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© The Author(s) 2020

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — a The 96 = 2 × 2 × 2 × 2 × 2 × 3 FSCC power management system with constant output. The filter storage capacitor is 470 μF. b The standard circuit with the constant output for TENG. The filter storage capacitor is 1 μF. c The average current density and voltage at different loads with FSCC power management. d The current waveform at different loads with FSCC power management. e The average power density of FSCC power management and the standard circuit. The total energy transfer efficiency of 94.5% is achieved. f Charging capacitors and g Corresponding cumulative energy.