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. 2022 Jan 18;12(4):2473–2484. doi: 10.1039/d1ra08459c

Metal precursor and metal-doped TiO2 NPs/BMI·BF4 IL percentage.

Metal precursor Metal (m/m)
NPsTiO2
CuSO4·5H2O 0.5% Cu2+
CuSO4·5H2O 1% Cu2+
CuSO4·5H2O 5% Cu2+
Fe2(SO4)3·5H2O 0.5% Fe3+
Fe2(SO4)3·5H2O 1% Fe3+
Fe2(SO4)3·5H2O 5% Fe3+
Fe2(SO4)3·5H2O 10% Fe3+