Solid-State Kinetic Investigations of Nonisothermal Reduction of Iron Species Supported on SBA-15

Figure 5

(a) DR-UV-Vis spectra of 2.5 wt% Fe_Citrate (straight line), 2.0 wt% Fe_Nitrate (dashed line), 6.3 wt% Fe_Citrate (dashed double-dotted line), and 7.2 wt% Fe_Nitrate (dotted line). (b) Edge energy as function of iron loading for nitrate samples (circles), citrate samples (squares), and mechanical mixture (square).

(a)

(b)