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. 2019 Aug 14;12(16):2589. doi: 10.3390/ma12162589

Table 1.

Linear correlation coefficients (R2) and photoinduced degradation rate constant (kapp) of MB for all the TiO2 nano-powders.

Doped-TiO2 R2 kapp (min−1)
N-TiO2 0.98728 22.24 × 10−3
Fe,N-TiO2 0.90906 4.83 × 10−3
Fe-TiO2 0.99054 3.5 × 10−3
Evonik P25-TiO2 0.99074 2.65 × 10−3