Visible light functioning photocatalyst based on Al2O3 doped Mn3O4 nanomaterial for the degradation of organic toxin

Table 1 Pseudo first-order kinetic study for BCB dye with and without Al₂O₃ doped Mn₃O₄ nanomaterial

pH	K _app (min⁻¹)	Rate of decolorization	R	R ²	t _1/2 (min)	t _1/2 (years)
With catalyst
5	0.00229	2.2923E⁻⁰⁷	0.9918	0.9836	302.3129	0.00058
10	0.00293	2.9340E⁻⁰⁷	0.9826	0.9654	236.1941	0.00045
Without catalyst
5	3.81149E⁻⁰⁵	0.0381E⁻⁰⁷	0.1478	0.0218	18181.8493	0.03459