{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhang H"],"funding":["National Research Foundation"],"pagination":["eaao6657"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5775028"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["4(1)"],"pubmed_abstract":["Constructing atomically dispersed platinum (Pt) electrocatalysts is essential to build high-performance and cost-effective electrochemical water-splitting systems. We present a novel strategy to realize the traction and stabilization of isolated Pt atoms in the nitrogen-containing porous carbon matrix (Pt@PCM). In comparison with the commercial Pt/C catalyst (20 weight %), the as-prepared Pt@PCM catalyst exhibits significantly boosted mass activity (up to 25 times) for hydrogen evolution reaction. Results of extended x-ray absorption fine structure investigation and density functional theory calculation suggest that the active sites are associated with the lattice-confined Pt centers and the activated carbon (C)/nitrogen (N) atoms at the adjacency of the isolated Pt centers. This strategy may provide insights into constructing highly efficient single-atom catalysts for different energy-related applications."],"journal":["Science advances"],"pubmed_title":["Dynamic traction of lattice-confined platinum atoms into mesoporous carbon matrix for hydrogen evolution reaction."],"pmcid":["PMC5775028"],"funding_grant_id":["NRF Singapore - NRF-NRFI2016-04","award362696"],"pubmed_authors":["An P","Lou XWD","Guan BY","Zhang H","Dong J","Zhou W","Zhang P"],"additional_accession":[]},"is_claimable":false,"name":"Dynamic traction of lattice-confined platinum atoms into mesoporous carbon matrix for hydrogen evolution reaction.","description":"Constructing atomically dispersed platinum (Pt) electrocatalysts is essential to build high-performance and cost-effective electrochemical water-splitting systems. We present a novel strategy to realize the traction and stabilization of isolated Pt atoms in the nitrogen-containing porous carbon matrix (Pt@PCM). In comparison with the commercial Pt/C catalyst (20 weight %), the as-prepared Pt@PCM catalyst exhibits significantly boosted mass activity (up to 25 times) for hydrogen evolution reaction. Results of extended x-ray absorption fine structure investigation and density functional theory calculation suggest that the active sites are associated with the lattice-confined Pt centers and the activated carbon (C)/nitrogen (N) atoms at the adjacency of the isolated Pt centers. This strategy may provide insights into constructing highly efficient single-atom catalysts for different energy-related applications.","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Jan","modification":"2025-04-26T01:33:32.163Z","creation":"2019-03-26T22:58:55Z"},"accession":"S-EPMC5775028","cross_references":{"pubmed":["29372181"],"doi":["10.1126/sciadv.aao6657"]}}