Remarkable effect of Co substitution in magnetite on the reduction removal of Cr(VI) coupled with aqueous Fe(II): Improvement mechanism and Cr fate

Keyphrases

• Fe2+ 100%
• Iron Oxide 100%
• Fe(II) 100%
• Cr(VI) Removal 100%
• Improvement Mechanism 100%
• Aqueous Fe(II) 100%
• Reductive Removal 100%
• Co2+ 100%
• Cr(VI) 66%
• Cr(III) 66%
• Co3+ 66%
• Electron Transfer 33%
• Coupled System 33%
• Phase Transformation 33%
• Fe(III) 33%
• Iron Ion 33%
• Reaction Kinetics 33%
• Redox 33%
• Fe3+ 33%
• Redox Couple 33%
• Spinel Structure 33%
• Cr(VI) Reduction 33%
• BET Surface Area 33%
• Trace Metal Contaminants 33%
• Fe-substituted 33%
• Surface Site Density 33%
• Electron Transfer Efficiency 33%
• Octahedral Sites 33%
• Surface Fe(II) 33%
• Natural Magnetite 33%
• Trace Metal Sequestration 33%
• Mineral Recrystallization 33%
• Co-substituted Magnetite 33%
• Preferential Occupancy 33%
• Contaminant Reduction 33%

Chemistry

• Electron Transfer 100%
• Electron Transport 100%
• Structure 50%
• Iron Ion 50%
• Cation 50%
• Surface Area 50%
• Trace Metal 50%

Material Science

• Electron Transfer 100%
• Density 50%
• Oxidation Reaction 50%
• Iron Ion 50%