Research Article

Impact of Precipitants on the Structure and Properties of Fe-Co-Ce Composite Catalysts

Figure 2

TEM images and the metal nanoparticle size distribution histograms of the Fe-Co-Ce composite catalysts prepared using various precipitants: (a, b) CO(NH2)2; (c, d) NaOH; (e, f) NH4HCO3; and (g, h) NH3⋅H2O.
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)