{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wu Z"],"funding":["National Science Foundation of China | National Natural Science Foundation of China-Yunnan Joint Fund"],"pagination":["30"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10918071"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10"],"pubmed_abstract":["Electrostatic generators show great potential for powering widely distributed electronic devices in Internet of Things (IoT) applications. However, a critical issue limiting such generators is their high impedance mismatch when coupled to electronics, which results in very low energy utilization efficiency. Here, we present a high-performance energy management unit (EMU) based on a spark-switch tube and a buck converter with an RF inductor. By optimizing the elements and parameters of the EMU, a maximum direct current output power of 79.2 mW m<sup>-2</sup> rps<sup>-1</sup> was reached for a rotary electret generator with the EMU, achieving 1.2 times greater power output than without the EMU. Furthermore, the maximum power of the contact-separated triboelectric nanogenerator with an EMU is 1.5 times that without the EMU. This excellent performance is attributed to the various optimizations, including utilizing an ultralow-loss spark-switch tube with a proper breakdown voltage, adding a matched input capacitor to enhance available charge, and incorporating an RF inductor to facilitate the high-speed energy transfer process. Based on this extremely efficient EMU, a compact self-powered wireless temperature sensor node was demonstrated to acquire and transmit data every 3.5 s under a slight wind speed of 0.5 m/s. This work greatly promotes the utilization of electrostatic nanogenerators in practical applications, particularly in IoT nodes."],"journal":["Microsystems & nanoengineering"],"pubmed_title":["Electrostatic generator enhancements for powering IoT nodes via efficient energy management."],"pmcid":["PMC10918071"],"funding_grant_id":["52275563"],"pubmed_authors":["Wu Z","Ding R","Cao Z","Teng J","Ye X","Xu J"],"additional_accession":[]},"is_claimable":false,"name":"Electrostatic generator enhancements for powering IoT nodes via efficient energy management.","description":"Electrostatic generators show great potential for powering widely distributed electronic devices in Internet of Things (IoT) applications. However, a critical issue limiting such generators is their high impedance mismatch when coupled to electronics, which results in very low energy utilization efficiency. Here, we present a high-performance energy management unit (EMU) based on a spark-switch tube and a buck converter with an RF inductor. By optimizing the elements and parameters of the EMU, a maximum direct current output power of 79.2 mW m<sup>-2</sup> rps<sup>-1</sup> was reached for a rotary electret generator with the EMU, achieving 1.2 times greater power output than without the EMU. Furthermore, the maximum power of the contact-separated triboelectric nanogenerator with an EMU is 1.5 times that without the EMU. This excellent performance is attributed to the various optimizations, including utilizing an ultralow-loss spark-switch tube with a proper breakdown voltage, adding a matched input capacitor to enhance available charge, and incorporating an RF inductor to facilitate the high-speed energy transfer process. Based on this extremely efficient EMU, a compact self-powered wireless temperature sensor node was demonstrated to acquire and transmit data every 3.5 s under a slight wind speed of 0.5 m/s. This work greatly promotes the utilization of electrostatic nanogenerators in practical applications, particularly in IoT nodes.","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024","modification":"2025-04-18T15:28:49.332Z","creation":"2025-04-07T02:11:24.379Z"},"accession":"S-EPMC10918071","cross_references":{"pubmed":["38455381"],"doi":["10.1038/s41378-024-00660-1"]}}