{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Ma F"],"funding":["Lanzhou Jiaotong University","Gansu Science and Technology Department","National Natural Science Foundation of China"],"pagination":["39217-39225"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9057329"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["10(64)"],"pubmed_abstract":["The purpose of this study was to investigate the removal mechanism of phosphate by rape straw biochar (RSBC) supported nanoscale zero-valent iron (nZVI). BET, TEM, FTIR and XPS characterizations of the composite material (nZVI-RSBC) indicated that nZVI was successfully supported on the RSBC, and nZVI-RSBC had a high specific surface area and abundant oxygen-containing functional groups. Batch experiments showed that the adsorption data could be fitted well with the Sips isotherm model and pseudo-second-order kinetic model, suggesting that phosphate adsorption onto RSBC and nZVI-RSBC was due to surface and chemical processes. The maximum adsorption capacities of RSBC and nZVI-RSBC for phosphate obtained by the Sips isotherm model fitting were 3.49 mg g<sup>-1</sup> and 12.14 mg g<sup>-1</su"],"journal":["RSC advances"],"pubmed_title":["Mechanism of phosphate removal from aqueous solutions by biochar supported nanoscale zero-valent iron."],"pmcid":["PMC9057329"],"funding_grant_id":["18JR3RA129","51766008","21467013","21167007"],"pubmed_authors":["Jiang Y","Diao J","Zhao B","Zhang J","Ma F"],"additional_accession":[]},"is_claimable":false,"name":"Mechanism of phosphate removal from aqueous solutions by biochar supported nanoscale zero-valent iron.","description":"The purpose of this study was to investigate the removal mechanism of phosphate by rape straw biochar (RSBC) supported nanoscale zero-valent iron (nZVI). BET, TEM, FTIR and XPS characterizations of the composite material (nZVI-RSBC) indicated that nZVI was successfully supported on the RSBC, and nZVI-RSBC had a high specific surface area and abundant oxygen-containing functional groups. Batch experiments showed that the adsorption data could be fitted well with the Sips isotherm model and pseudo-second-order kinetic model, suggesting that phosphate adsorption onto RSBC and nZVI-RSBC was due to surface and chemical processes. The maximum adsorption capacities of RSBC and nZVI-RSBC for phosphate obtained by the Sips isotherm model fitting were 3.49 mg g<sup>-1</sup> and 12.14 mg g<sup>-1</su","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020 Oct","modification":"2025-04-26T04:34:54.885Z","creation":"2025-04-06T11:14:46.082Z"},"accession":"S-EPMC9057329","cross_references":{"pubmed":["35518416"],"doi":["10.1039/d0ra07391a"]}}