“Zn1-xCuxO Photocatalysts Efficiently Remove As(III) from Dilute Alkaline Solutions via Sorption and Photocatalytic Oxidation to As(V)”

https://pubmed.ncbi.nlm.nih.gov/38115184

Zn1-xCuxO photocatalysts show effective removal of As(III) from dilute alkaline solutions through a synergistic combination of sorption and photocatalytic oxidation to As(V).