Table 2 Comparison of different photocatalyst in dye degradation under visible light.

From: Synergistic effect of Co3O4/CdAl2O4 nanocomposite for photocatalytic decontamination of organic dyes under visible light irradiation

Photocatalyst

Light source

Pollutants

Performance

Ref.

AgIO4 – Bi2S3

Visible

RhB

96.11%, 100 min

26

CoNiO2–BiFeO3–NiS

Visible

Methylene orange

100%

28

Ag3PO4 - BiOBr

Visible

Malachite green

93.4%, 200 min

29

Co3O4 - CdAl2O4

Visible

Direct blue

91%, 60 min

This work

Co3O4 - CdAl2O4

Visible

Basic yellow

86%, 60 min

This work

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