Formation of Flower-Like Crystals of Tris(8-hydroxyquinoline)aluminum from 8-Hydroxyquinoline on Anodic Porous Alumina

Figure 10

Cross-sectional SEM image (a) and EDX mapping of Alq₃ microbelts on the two-step APA (b), and EDX spectra (c) to (e), observed in different regions.

(a)

(b)

(c)

(d)

(e)