High fidelity gates and states in a 5 Xmon qubit Josephson quantum processor, part III: controlled-Z theory

ORAL

Abstract

I will explain how to construct a two-qubit controlled-Z gate that is adiabatic and fast (40 ns), yet requires only moderate coupling ($g/2\pi=$ 30 MHz).

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Authors

  • John Martinis

    • University of California, Santa Barbara
    • Univ of California - Santa Barbara
    • UC Santa Barbara
    • UC Santa Barbara, USA
    • Department of Physics, University of California, Santa Barbara, California 93106, USA

  • R. Barends

    • UC Santa Barbara

  • J. Kelly

    • UC Santa Barbara

  • A. Megrant

    • UC Santa Barbara

  • A. Veitia

    • UC Riverside

  • E. Jeffrey

    • UC Santa Barbara

  • D. Sank

    • UC Santa Barbara

  • T. White

    • UC Santa Barbara

  • J. Mutus

    • UC Santa Barbara

  • J. Bochmann

    • UC Santa Barbara

  • B. Campbell

    • UC Santa Barbara

  • Y. Chen

    • UC Santa Barbara

  • Z. Chen

    • UC Santa Barbara

  • B. Chiaro

    • UC Santa Barbara

  • A. Dunsworth

    • UC Santa Barbara

  • I. Hoi

    • UC Santa Barbara

  • C. Neill

    • UC Santa Barbara

  • P. O'Malley

    • UC Santa Barbara

  • C. Quintana

    • UC Santa Barbara

  • P. Roushan

    • UC Santa Barbara

  • A. Vainsencher

    • UC Santa Barbara

  • J. Wenner

    • UC Santa Barbara

  • A. Korotkov

    • UC Riverside

  • A.N. Cleland

    • UC Santa Barbara