Enhancing Cr (VI) Adsorption of Chestnut Shell Biochar through H<sub>3</sub>PO<sub>4</sub> Activation and Nickel Doping.

Molecules · 2024 · PMC11124291 · PMID 38792083

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After the treatment of Ni doping, the surface of PCNi gradually showed a trend of roughness, and numerous particles as well as cotton-like substances were found on the surface pores of PCNi ( Figure 2 a–d).

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