{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Yao R"],"funding":["National Natural Science Foundation of China","National Natural Science Foundation of China (National Science Foundation of China)"],"pagination":["2218"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10933429"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["15(1)"],"pubmed_abstract":["Continuous and effective hydrogen evolution under high current densities remains a challenge for water electrolysis owing to the rapid performance degradation under continuous large-current operation. In this study, theoretical calculations, operando Raman spectroscopy, and CO stripping experiments confirm that Ru nanocrystals have a high resistance against deactivation because of the synergistic adsorption of OH intermediates (OH<sub>ad</sub>) on the Ru and single atoms. Based on this conceptual model, we design the Ni single atoms modifying ultra-small Ru nanoparticle with defect carbon bridging structure (UP-RuNi<sub>SAs</sub>/C) via a unique unipolar pulse electrodeposition (UPED) strategy. As a result, the UP-RuNi<sub>SAs</sub>/C is found capable of running steadily for 100 h at 3 A c"],"journal":["Nature communications"],"pubmed_title":["Stable hydrogen evolution reaction at high current densities via designing the Ni single atoms and Ru nanoparticles linked by carbon bridges."],"pmcid":["PMC10933429"],"funding_grant_id":["21878204","22075196","U22A20418","22102081"],"pubmed_authors":["Li J","Zhang K","Zhao Q","Yao R","Du Y","Chen C","Sun Y","Wu Y","Sun K","Liu G"],"additional_accession":[]},"is_claimable":false,"name":"Stable hydrogen evolution reaction at high current densities via designing the Ni single atoms and Ru nanoparticles linked by carbon bridges.","description":"Continuous and effective hydrogen evolution under high current densities remains a challenge for water electrolysis owing to the rapid performance degradation under continuous large-current operation. In this study, theoretical calculations, operando Raman spectroscopy, and CO stripping experiments confirm that Ru nanocrystals have a high resistance against deactivation because of the synergistic adsorption of OH intermediates (OH<sub>ad</sub>) on the Ru and single atoms. Based on this conceptual model, we design the Ni single atoms modifying ultra-small Ru nanoparticle with defect carbon bridging structure (UP-RuNi<sub>SAs</sub>/C) via a unique unipolar pulse electrodeposition (UPED) strategy. As a result, the UP-RuNi<sub>SAs</sub>/C is found capable of running steadily for 100 h at 3 A c","dates":{"release":"2024-01-01T00:00:00Z","publication":"2024 Mar","modification":"2026-07-15T10:42:52.639Z","creation":"2025-02-19T03:10:13.397Z"},"accession":"S-EPMC10933429","cross_references":{"pubmed":["38472249"],"doi":["10.1038/s41467-024-46553-9"]}}