The change of coordination environments induced by vacancy defects in hematite leads to a contrasting difference between cation Pb(II) and oxyanion As(V) immobilization
Yongjin Xiang, Juan Liu, Yiwen Chen, Hongjun Zhang, Lu Ren, Bangjiao Ye, Wenfeng Tan, Kappler Andreas, Jingtao Hou
Topics & Concepts
HematiteOxyanionAdsorptionIsoelectric pointChemistryGoethiteVacancy defectMetalZeta potentialInorganic chemistryExtended X-ray absorption fine structureX-ray absorption spectroscopyOxideCrystallographyMaterials scienceMineralogyAbsorption spectroscopyNanoparticlePhysical chemistryNanotechnologyBiochemistryPhysicsOrganic chemistryCatalysisQuantum mechanicsEnzymeIron oxide chemistry and applicationsMine drainage and remediation techniquesMetal Extraction and Bioleaching