Persulfate activation by copper tailings with hydroxylamine: efficiency, mechanism and DFT calculations
Separation and Purification Technology(2022)
摘要
•Hydroxylamine significantly enhances persulfate activation by copper tailings.•The leached Fe and Cu is below the limits of surface water standards.•Hydroxylamine and Cu(I) mediate the Fe(III)/Fe(II) cycle.•DFT calculations indicate enhanced adsorption of persulfate by hydroxylamine.
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关键词
Wastewater,Copper tailings,Persulfate,Hydroxylamine,DFT
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