Fig. 6From: Synergistic degradation of Methylene Blue by novel Fe-Co bimetallic catalyst supported on waste silica in photo-Fenton-like systemSEM images of (a, b) SiO2 support, (c, d) as-prepared fFCS and (e, f) as-prepared iFCS (left: 500 μm; right: 50.0 μm)Back to article page