Research Article

Photodegradation of Rhodamine B Using the Microwave/UV/H2O2: Effect of Temperature

Table 2

The apparent activation energy results (kJ/mol).

Process and conditionUV (253 nm) + MW
H2O2 0 = 0 mg/L
UV (253 nm) + MW
H2O2 0 = 400 mg/L
UV (253 nm)
H2O2 0 = 200 mg/L
UV (172 nm)
H2O2 0 = 0 mg/L
UV (253 nm) + TiO2
H2O2 0 = 0 mg/L
UV (263 nm)
H2O2 0 = 0 mg/L

Decoloration of RhB this work this work 40.7 [22]0 [43]32.3 [20]
27.2 [21]
Water photolysis6 [42]