Research Article

Crystallinity Improvement of ZnO Thin Film on Different Buffer Layers Grown by MBE

Figure 4

(a) Photoluminescence and deep level emission spectra of the Samples A, B, C, D, and E at room temperature, (b) the integrated intensity ratio of the EBE to the DLE of samples as functions of temperature.
929278.fig.004a
(a)
929278.fig.004b
(b)