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

<table>Enhancement of the out-coupling efficiency as a function of filling factor.</table>

Advances in Materials Science and Engineering

Figure 5: Enhancing the Out-Coupling Efficiency of Organic Light-Emitting Diodes Using Two-Dimensional Periodic Nanostructures 