Effects of Aromatic Ammoniums on Methyl Ammonium Lead Iodide Hybrid Perovskite Materials

Figure 3

SEM images of low magnification of (a) AMA; (c) BAMA; (e) PEAMA and high magnification of (b) AMA; (d) BAMA; (f) PEAMA.

(a)

(b)

(c)

(d)

(e)

(f)