Simple and Efficient Rout for Synthesis of Spinel Nanopigments

Figure 5

SEM images of the calcined powders of Co_xMg_1−xAl₂O₄  {x = 1(a), 0.8(b), 0.6(c), 0.4(d), 0.2(e), and 0.1(f)}. The scale is in 1 micro-meter.

(a)

(b)

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