[CFP8I] Photonic Crystal Waveguide Devices

[CFP8I-05] Coherent Backscattering in Triangular Lattice Photonic Crystals

*Tomoya Kuribara^1,2, Yuto Moritake^1,3, Masaya Notomi^1,2,4 (1. Department of Physics, Tokyo Tech (Japan), 2. NTT-BRL, NTT Corp. (Japan), 3. JST (Japan), 4. Nanophotonics Center, NTT Corp. (Japan))

[Presentation Style] Online

We numerically demonstrated that the suppression of coherent backscattering near the Dirac point in a triangular lattice photonic crystal occurs over a wide frequency range. Furthermore, we clarify the effects of intervalley scattering and trigonal warping on the suppression.