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<table>FTIR spectra of TiO<sub>2</sub>-urea (N : Ti, 4 : 1) samples fired at the indicated temperature during 10 minutes. Heating ramp: 10°C/min. Samples were cooled down to room temperature in the oven.</table>

Advances in Physical Chemistry

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Advances in Physical Chemistry

N- T i O 𝟐 : Chemical Synthesis and Photocatalysis

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N-: Chemical Synthesis and Photocatalysis