We present, theoretically and experimentally, amorphous photonic lattices exhibiting a band gap and negative effective mass, without Bragg diffraction. Bands are Anderson states, but defect states residing in the gap are always more localized.
© 2010 The Optical Society
M. Rechtsman, A. Szameit, F. Dreisow, M. Heinrich, R. Keil, S. Nolte, and M. Segev, "Band Gaps in Amorphous Photonic Lattices," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper QMG1.
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