The Role of Edge Dislocations on the Red Luminescence of ZnO Films Deposited by RF-Sputtering

Figure 5

SAED patterns of the complete heterostructure in XTEM preparations. (a) and (b) SAED patterns in and zone axis of ZnO layers, respectively, for sample Z1. (c) and (d) SAED patterns in and zone axis of ZnO layers, respectively, for sample Z2.

(a)

(b)

(c)

(d)