@article{CTT100628123,
  author = {W. H. Koo and F. Araoka and K. Ishikawa and S. M. Jeong and S. Nishimura and T. Toyooka and H. Takezoe},
  title = {Simultaneous extraction of ITO/organic and substrate waveguide modes from buckled organic light emitting diodes},
  journal = {Appl. Phys. Express},
  year = 2011,
}

@article{CTT100798647,
  author = {Suzushi Nishimura and W. H. Koo and S. Y. Boo and S. M. Jeong and F. Araoka and K. Ishikawa and T. Toyooka and H. Takezoe},
  title = {Controlling bucking structure by UV/ozone treatment for light extraction from organic light emitting diodes},
  journal = {Organic Electronics: physics, materials, applications},
  year = 2011,
}

@article{CTT100628110,
  author = {W. H. Koo and S. M. Jeong and S. Nishimura and F. Araoka and K. Ishikawa and T. Toyooka and H. Takezoe},
  title = {Polarization conversion in surface-plasmon-coupled emission from organic light emitting diodes using spontaneously formed buckles},
  journal = {Adv. Mater.},
  year = 2011,
}