10.1364/OL.38.001688.m001 B. B. Oner B. B. Oner M. Turduev M. Turduev H. Kurt H. Kurt Media 1: High-efficiency beam bending using graded photonic crystals Optica Publishing Group 2013 15 May 2013 media High-efficiency photonic crystals Optics Letters 2013-05-15 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Media_1_High-efficiency_beam_bending_using_graded_photonic_crystals/4919402 Originally published in Optics Letters on 15 May 2013 (ol-38-10-1688)