Fabrication of Photonic Crystal Structures on Flexible Organic Light-Emitting Diodes by Using Nano-Imprint and PDMS MoldTing-Lin Ho, Quang-Cherng Hsu, Yu-Liang Chen and Bao-Hsin LiuMATEC Web Conf., 67 (2016) 06085DOI: https://doi.org/10.1051/matecconf/20166706085