Table 2 Summarize of the AFM results of ZnO according to PMMA spin coating speed 1500–2500 rpm.

From: Enhanced light extraction efficiency and viewing angle characteristics of microcavity OLEDs by using a diffusion layer

Spin coating rpm

(a) 1500

(b) 1750

(c) 2000

(d) 2500

Rpv

163 nm

126 nm

114 nm

64 nm

Rq

22.78 nm

19.54 nm

18.64 nm

10.46 nm

Back to article page