Fig. 5From: Poly (aniline-co-aniline-2,5-disulfonic acid) / L-ascorbic acid / Ag@SiO2 / polysafranin nanocomposite: synthesis, characterization and anomalous electrical behaviourImages of the Ag@ SiO2 nanocomposite (4): (a) SEM image scale bar = 2 nm; (b) SEM image scale bar = 500 nm and (c) TEM imageBack to article page