Research Article

Degradation of Methylene Blue Using Hydrothermally Synthesized α-Manganese Oxide Nanostructures as a Heterogeneous Fenton Catalyst

Figure 1

XRD patterns of MnNSs prepared at various reaction times from 3 hours to 24 hours (H1, H2, H3, and H4 are 3, 6, 12, and 24 hours, respectively).