{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["13(17)"],"submitter":["Zhang L"],"pubmed_abstract":["Expanded graphite (EG), an easily-obtained carbon material with the potential of transferring electrons, was utilized successfully in the removal of hazardous hexavalent chromium (Cr(vi)) by environment-friendly oxalic acid (Ox) under UV irradiation. EG with a unique worm-like structure was obtained <i>via</i> a facile microwave treatment. The results showed that the EG + Ox + UV system had optimum performance, removing 99.32% of the Cr(vi) (1 mM) within 60 min at pH = 3, and the kinetic rate constant of Cr(vi) elimination was 7.95 mol L<sup>-1</sup> min<sup>-1</sup>. Three components are potentially involved in the Cr(vi) elimination mechanism by the EG + Ox + UV system: (1) the direct electron transfer (DET) pathway of the EG-Ox-Cr(vi) through the acceleration effect of EG caused the maj"],"journal":["RSC advances"],"pagination":["11547-11556"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10098653"],"repository":["biostudies-literature"],"pubmed_title":["Efficient Cr(vi) removal by expanded graphite synergized with oxalic acid under UV irradiation."],"pmcid":["PMC10098653"],"pubmed_authors":["Cao F","Zhang L","Sun Y","Sun J"],"additional_accession":[]},"is_claimable":false,"name":"Efficient Cr(vi) removal by expanded graphite synergized with oxalic acid under UV irradiation.","description":"Expanded graphite (EG), an easily-obtained carbon material with the potential of transferring electrons, was utilized successfully in the removal of hazardous hexavalent chromium (Cr(vi)) by environment-friendly oxalic acid (Ox) under UV irradiation. EG with a unique worm-like structure was obtained <i>via</i> a facile microwave treatment. The results showed that the EG + Ox + UV system had optimum performance, removing 99.32% of the Cr(vi) (1 mM) within 60 min at pH = 3, and the kinetic rate constant of Cr(vi) elimination was 7.95 mol L<sup>-1</sup> min<sup>-1</sup>. Three components are potentially involved in the Cr(vi) elimination mechanism by the EG + Ox + UV system: (1) the direct electron transfer (DET) pathway of the EG-Ox-Cr(vi) through the acceleration effect of EG caused the maj","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Apr","modification":"2025-04-04T07:34:50.432Z","creation":"2025-02-18T23:40:45.905Z"},"accession":"S-EPMC10098653","cross_references":{"pubmed":["37063732"],"doi":["10.1039/d3ra01207g"]}}