Nitrate (NO3-) and nitrite (NO2-) ions are common health-threatening contaminants in water. To reduce nitrate and nitrite, catalytic thermal reduction using molecular hydrogen as the reducing agent is a strategy...

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The Zr-doping endowed the synthesized Ce0.9Zr0.1O2 material with excellent catalytic performance due to the increased number of oxygen vacancies and simultaneously improved its stability by enhancing the hydrophobicity of the synthesized material.