Preparation of Tween 80-Zn/Al-Levodopa-Layered Double Hydroxides Nanocomposite for Drug Delivery System

Figure 6

Field emission scanning electron micrographs of Tween-LDH ((a) and (b)), and of the tween-dopa-LDH nanocomposite ((c) and (d)).

(a)

(b)

(c)

(d)