Enhancing the Out-Coupling Efficiency of Organic Light-Emitting Diodes Using Two-Dimensional Periodic Nanostructures

Figure 6

Enhancement of light out-coupling efficiency as a function of (a) period of the PhCs p, (b) depth of PhCs embedded in the SiN_x layer d, (c) height of ITO layer h, and (d) height of the total ITO layer H.

(a)

(b)

(c)

(d)