Electro-spray deposited TiO<sub>2</sub> bilayer films and their recyclable photocatalytic self-cleaning strategy.

Sci Rep · 2022 · PMC8799740 · PMID 35091654

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an increasing trendno p-value reported

As the concentration of TiO 2 increases, the water contact angle of the self-cleaning film shows an increasing trend which means excessive TiO 2 concentration will reduce the hydrophilicity of the self-cleaning film 56 .

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