Multiphysics-coupled electrosynthesis of high-purity magnetite from steel pickling waste liquor: synergistic optimization of electrode configuration and flow field

Key Points

• High-purity magnetite is produced effectively from steel pickling waste liquor, enhancing recycling efforts.
• Electrode configuration and flow field optimization dramatically boost magnetite recovery rates, with notable efficiency gains.
• This research employs a multiphysics-coupled approach to understand interactions in the electrosynthesis process.
• Implications suggest that this technique may enable more sustainable practices in steel waste management.