Formation of Nanoscale 𝐌𝐠_(𝑥)𝐅𝐞_(1−𝑥)𝐎(𝑥=0.1,0.2,0.4) Structure by Solution Combustion: Effect of Fuel to Oxidizer Ratio

Figure 5

SEM micrograph of sample, scale bar 20 μm, (M1) Ψ=1, (M2) Ψ=1.25, (M3) Ψ=1, (M4) Ψ=1.25, (M5) Ψ=1, (M6) Ψ=1.25 calcined in air for 2 h at 300°C.