Table 2 Kinetic rate constant, summary of SBET, band gap energies and relative % degradation by photocatalysts.

From: Solar-matched S-scheme ZnO/g-C3N4 for visible light-driven paracetamol degradation

Catalyst

R2

Rate constant

 × 10–2 (min−1)

SBET (m2/g)

Band gap energy (eV)

Degradation (%)

ZnO

2.335

3.13

4

g-C3N4

0.997

2.34

2.728

2.78

75

ZnO/g-C3N43%

0.987

2.6

4.091

2.75

78

ZnO/g-C3N45%

0.997

3.411

9.935

2.51

87

ZnO/g-C3N410%

0.998

5.242

11.335

2.39

95

ZnO/g-C3N420%

0.996

2.934

8.137

2.67

82