Figure 3
From: Size and distribution of the iron oxide nanoparticles in SBA-15 nanoporous silica via SANS study

High energy XRD patterns HE-XRD of examined Fe2O3@SBA-15 nanocomposite series, reference reflection for α-Fe2O3 (hematite, space group R\(\overline{3}c\) (No. 167), JCPDS No. 86-0550).