A Novel Photocatalyst with Ferromagnetic Core Used for the Treatment of Olive Oil Mill Effluents from Two-Phase Production Process

Figure 7

Results withdrawn from UV/TiO₂ photocatalysis experiments on lab scale with OMW: commercial Degussa P-25 (a): □ = 1 g/L, ◊ = 3 g/L, Δ = 9 g/L, x = 20 g/L; lab-made ferromagnetic-core nanopowder (b): ■ = 1 g/L, ♦ = 3 g/L, ▲ = 9 g/L; MOMW: Degussa P-25 (a′): □ = 1 g/L, ◊ = 3 g/L, Δ = 9 g/L; lab-made ferromagnetic-core nanopowder (b′): ■ = 0.5 g/L, ♦ = 1 g/L, ▲ = 3 g/L.