Flat-Band Photonic Waveguides

Zhang M., Du F., Guney D., KOCAMAN S., Mazur E.

2025 Conference on Lasers and Electro-Optics, CLEO 2025, California, United States Of America, 4 - 09 May 2025, (Full Text) identifier

  • Publication Type: Conference Paper / Full Text
  • City: California
  • Country: United States Of America
  • Middle East Technical University Affiliated: Yes

Abstract

We experimentally demonstrate a moiré photonic crystal waveguide, achieving adjustable flat band count and flatness by varying moiré periodicity and modulation strength. We confirm the observation of flat bands with a minimum 6-nm bandwidth.