Inverse design of a 4-way crossing for integration of anisotropic materials on silicon waveguides

Juan Esteban Villegas, Ghada Dushaq, Mahmoud Rasras

Research output: Contribution to journalConference articlepeer-review

Abstract

We present a compact (6.5 x 6.5 μm) silicon photonics design of a 4-way crossing with minimized cross-talk <20 dB in all ports and an area of only 19.86 µm2. The design was realized using gradient descent shape optimization and the adjoint method. It is manufactured using e-beam lithography and characterized for the C- and L-bands.

Original languageEnglish (US)
Article numberJTu5A.58
JournalOptics InfoBase Conference Papers
StatePublished - 2022
EventFrontiers in Optics, FiO 2022 - Rochester, United States
Duration: Oct 17 2022Oct 20 2022

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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