Novel nanoporous palladium catalyst for electroreduction of hydrogen peroxide

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Titanium-supported nanoporous palladium catalyst(Pd/Ti) was prepared by a hydrothermal method using PdCl2 as a precursor,ethylenediamine tetraacetic acid(EDTA) as a ligand,and formaldehyde as a reduction agent.Complex Pd-EDTA2-is favorable for the formation of Pd particles with nanoscale sizes.The electroactivity of the Pd/Ti catalyst towards the electroreduction of hydrogen peroxide in 1 mol/L NaOH solution was evaluated by voltammetric techniques.Both linear scan voltammetric and chronoamperometric data present significantly large steady-state reduction current density of the hydrogen peroxide electroreduction on the prepared Pd/Ti catalyst.The results show that the prepared Pd/Ti catalyst is an effective electrocatalyst for the electroreduction of hydrogen peroxide in alkaline media. Titanium-supported nanoporous palladium catalyst (Pd / Ti) was prepared by a hydrothermal method using PdCl2 as a precursor, ethylenediamine tetraacetic acid (EDTA) as a ligand, and formaldehyde as a reduction agent. of Pd particles with nanoscale sizes. The electroactivity of the Pd / Ti catalyst towards the electroreduction of hydrogen peroxide in 1 mol / L NaOH solution was evaluated by voltammetric techniques. Butothrix scan voltammetric and chronoamperometric data present significantly large steady-state reduction current density of the hydrogen peroxide electromotiveduction on the prepared Pd / Ti catalyst.The results show that the prepared Pd / Ti catalyst is an effective electrocatalyst for the electroreduction of hydrogen peroxide in alkaline media.
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