Table 1 Comparison of crystallite sizes and band gap energies of as-synthesized photocatalysts.

From: Tunable sulphur doping on CuFe2O4 nanostructures for the selective elimination of organic dyes from water

Sr. no.

Catalyst name

Crystal size

Scherer method (nm)

Crystal size

W–H method (nm)

Band gap (eV)

1

CuFe2O4

17.85

22.73

1.80

2

S-CuFe2O4

18.54

24.01

1.78