Figure 2.
SEM micrographs (BSE mode) from the surface of (a) NCO-MASSR, (b) NCO1-MASSR, (c) NCO3-MASSR, (d) NCO5-MASSR, (e) NCO-CAC, (f) NCO1-CAC, (g) NCO3-CAC and (h) NCO5-CAC.
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