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TEM micrographs showing the formation of AgNP using 10 mM PAA and different DMAB concentrations. (a) Rod shape with 0.033 mM DMAB. (b) Triangle shape with 0.066 mM DMAB. (c) Hexagonal shape with 0.66 mM DMAB. (d) Spherical shape with 6.66 mM DMAB.
