{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Xia X"],"funding":["Research Grants Council, University Grants Committee","Research Grants Council, University Grants Committee (RGC, UGC)"],"pagination":["1023"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9950355"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["14(1)"],"pubmed_abstract":["Surface wear is a major hindrance in the solid/solid interface of triboelectric nanogenerators (TENG), severely affecting their output performance and stability. To reduce the mechanical input and surface wear, solid/liquid-interface alternatives have been investigated; however, charge generation capability is still lower than that in previously reported solid/solid-interface TENGs. Thus, achieving triboelectric interface with high surface charge generation capability and low surface wear remains a technological challenge. Here, we employ metallic glass as one triboelectric interface and show it can enhance the triboelectrification efficiency by up to 339.2%, with improved output performance. Through mechanical and electrical characterizations, we show that metallic glass presents a lower friction coefficient and better wear resistance, as compared with copper. Attributed to their low atomic density and the absence of grain boundaries, all samples show a higher triboelectrification efficiency than copper. Additionally, the devices demonstrate excellent humidity resistance. Under different gas pressures, we also show that metallic glass-based triboelectric nanogenerators can approach the theoretical limit of charge generation, exceeding that of Cu-based TENG by 35.2%. A peak power density of 15 MW·m<sup>-2</sup> is achieved. In short, this work demonstrates a humidity- and wear-resistant metallic glass-based TENG with high triboelectrification efficiency."],"journal":["Nature communications"],"pubmed_title":["Metallic glass-based triboelectric nanogenerators."],"pmcid":["PMC9950355"],"funding_grant_id":["CityU11213118","14202121","CityU11200719"],"pubmed_authors":["Xia X","Zi Y","Yang Y","Shang Y","Zhou Z"],"additional_accession":[]},"is_claimable":false,"name":"Metallic glass-based triboelectric nanogenerators.","description":"Surface wear is a major hindrance in the solid/solid interface of triboelectric nanogenerators (TENG), severely affecting their output performance and stability. To reduce the mechanical input and surface wear, solid/liquid-interface alternatives have been investigated; however, charge generation capability is still lower than that in previously reported solid/solid-interface TENGs. Thus, achieving triboelectric interface with high surface charge generation capability and low surface wear remains a technological challenge. Here, we employ metallic glass as one triboelectric interface and show it can enhance the triboelectrification efficiency by up to 339.2%, with improved output performance. Through mechanical and electrical characterizations, we show that metallic glass presents a lower friction coefficient and better wear resistance, as compared with copper. Attributed to their low atomic density and the absence of grain boundaries, all samples show a higher triboelectrification efficiency than copper. Additionally, the devices demonstrate excellent humidity resistance. Under different gas pressures, we also show that metallic glass-based triboelectric nanogenerators can approach the theoretical limit of charge generation, exceeding that of Cu-based TENG by 35.2%. A peak power density of 15 MW·m<sup>-2</sup> is achieved. In short, this work demonstrates a humidity- and wear-resistant metallic glass-based TENG with high triboelectrification efficiency.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2026-03-15T16:09:02.675Z","creation":"2025-04-05T13:21:34.285Z"},"accession":"S-EPMC9950355","cross_references":{"pubmed":["36823296"],"doi":["10.1038/s41467-023-36675-x"]}}