Twisted waveguides as arbitrary unitary gates in polarization-encoded quantum information processing circuits

F. Morozko, A. Novitsky, A. Mikhalychev, A. Karabchevsky

    Research output: Contribution to journalConference articlepeer-review

    Abstract

    Integrated photonics is a remarkable platform for the realization of quantum computations due to its flexibility and scalability. Here we propose a novel paradigm exploiting twisted waveguides as a building block for polarization-encoded quantum photonic computations on a chip. We unveil a transformation (gate) matrix in the closed form and demonstrate that twisted waveguides can implement arbitrary Bloch sphere rotations. The outcomes of this research may open a new direction in the development of quantum computing architectures on a chip.

    Original languageEnglish
    Pages (from-to)172-173
    Number of pages2
    JournalInternational Conference on Metamaterials, Photonic Crystals and Plasmonics
    StatePublished - 1 Jan 2023
    Event13th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2023 - Paris, France
    Duration: 18 Jul 202321 Jul 2023

    ASJC Scopus subject areas

    • Electrical and Electronic Engineering
    • Materials Science (miscellaneous)
    • Electronic, Optical and Magnetic Materials
    • Materials Chemistry

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