[Tu-A1-C] Topological photonics

9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[Tu-A1-C-03] Observation of SSH-like Nanocavity on Glide-Symmetric Photonic Crystal waveguides

〇Takahiro Uemura^1,2, Weu Dai^1,3, Yuto Moritake^1,4, Masaaki Ono^2,5, Eiichi Kuramochi^2,5, Masaya Notomi^1,2,5 (1. Institute of Science Tokyo (Japan), 2. NTT Basic Research Laboratory (Japan), 3. Department of Electrical and Electronic Engineering, The University of Tokyo (Japan), 4. Institute of Industrial Science, The University of Tokyo (Japan), 5. NTT nanophotonics center (Japan))

Our study experimentally demonstrates an SSH-like property in the band dispersion of a glide-symmetric photonic crystal waveguide. This approach provides a method for creating nanocavities at arbitrary positions of the topological waveguide with bending resistance.