Synthesis of MnO₂ Microfiber with Secondary Nanostructure by Cotton Template

Figure 2

SEM images of the precursor/cotton of sample 1 (a), (b) and sample 1 (c)–(e) and TEM images of sample 1 (f)–(h); the inset in (f) is SAED pattern; the rectangle areas in panel (f) correspond to panels (g) and (h).

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)