Research Article

Nano-Polyoxotungstate [Cu20P8W48] Immobilized on Magnetic Nanoparticles as an Excellent Heterogeneous Catalyst Nanoreactors for Green Reduction of Nitrophenol Compounds

Figure 6

Comparison of the activity of [Fe3O4@SiO2-NH2-Cu20P8W48] catalyst and its components in reducing 4-NP.