Light extraction from organic light-emitting diodes enhanced by spontaneously formed buckles

@article{Koo2010LightEF,
  title={Light extraction from organic light-emitting diodes enhanced by spontaneously formed buckles},
  author={W. H. Koo and Soon Moon Jeong and F. Araoka and K. Ishikawa and S. Nishimura and T. Toyooka and H. Takezoe},
  journal={Nature Photonics},
  year={2010},
  volume={4},
  pages={222-226}
}
Organic light-emitting diodes featuring layers with a spontaneously formed buckled geometry are demonstrated to offer at least a twofold improvement in light extraction efficiency across the entire visible spectrum. 
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