Scaling up a superconducting qubit lattice with parametric gates

Invited

Abstract

Scaling up superconducting qubit systems presents a number of challenges in various domains including: control systems, fabrication, packaging, signal delivery, and software automation. I will report on initial efforts at Rigetti toward scaling up the 8Q platform toward larger, more connected lattices of qubits and how we address some of these challenges. In particular, I will examine the performance of parametric gates in these lattices, and touch on operational measures of crosstalk, such as dependence of simultaneous benchmarking on distance (in real space and frequency space) between qubit subsystems.

Presenters

  • Blake Johnson

    Rigetti Quantum Computing, Rigetti Computing

Authors

  • Blake Johnson

    Rigetti Quantum Computing, Rigetti Computing

  • Shane Caldwell

    Rigetti Quantum Computing

  • Colm Ryan

    Rigetti Quantum Computing, Rigetti Computing

  • Riccardo Manenti

    Rigetti Quantum Computing, Clarendon Laboratory, University of Oxford

  • Michael Scheer

    Rigetti Quantum Computing

  • Maxwell Block

    Rigetti Quantum Computing

  • Schuyler Fried

    Rigetti Quantum Computing

  • Diego Scarabelli

    Rigetti Quantum Computing

  • Alexander Hudson

    Rigetti Quantum Computing

  • Marcus da Silva

    Rigetti Quantum Computing, Rigetti Computing

  • Chad Rigetti

    Rigetti Quantum Computing