Fig. 3.

The influence of DA soaking concentration on composite fibers. SEM micrograph of composite fibers at DA concentration of (a) 0.0 g·L⁻¹, (b) 0.5 g·L⁻¹ and (c) 1.0 g·L⁻¹. Ag distribution on composite fibers at DA concentration of (d) 0.0 g·L⁻¹, (e) 0.5 g·L⁻¹ and (f) 1.0 g·L⁻¹. EDS analysis of composite fibers at DA concentration of (g) 0.0 g·L⁻¹, (h) 0.5 g·L⁻¹ and (i) 1.0 g·L⁻¹. (j) FTIR spectrum of composite fibers with DA concentration of 0.5 g·L⁻¹.