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Quantum dynamics of simultaneously measured non-commuting observables

Author

Listed:
  • Shay Hacohen-Gourgy

    (Quantum Nanoelectronics Laboratory, University of California
    Center for Quantum Coherent Science, University of California)

  • Leigh S. Martin

    (Quantum Nanoelectronics Laboratory, University of California
    Center for Quantum Coherent Science, University of California
    Berkeley Center for Quantum Information and Computation)

  • Emmanuel Flurin

    (Quantum Nanoelectronics Laboratory, University of California
    Center for Quantum Coherent Science, University of California)

  • Vinay V. Ramasesh

    (Quantum Nanoelectronics Laboratory, University of California
    Center for Quantum Coherent Science, University of California)

  • K. Birgitta Whaley

    (Berkeley Center for Quantum Information and Computation
    University of California)

  • Irfan Siddiqi

    (Quantum Nanoelectronics Laboratory, University of California
    Center for Quantum Coherent Science, University of California)

Abstract

Simultaneous measurement of two incompatible observables in a superconducting qubit placed in a cavity shows that the quantum dynamics of the system is governed by the uncertainty principle and that the wavefunction collapse is replaced by persistent diffusion.

Suggested Citation

  • Shay Hacohen-Gourgy & Leigh S. Martin & Emmanuel Flurin & Vinay V. Ramasesh & K. Birgitta Whaley & Irfan Siddiqi, 2016. "Quantum dynamics of simultaneously measured non-commuting observables," Nature, Nature, vol. 538(7626), pages 491-494, October.
    • Handle: RePEc:nat:nature:v:538:y:2016:i:7626:d:10.1038_nature19762
    DOI: 10.1038/nature19762
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    Cited by:

    1. Cui, Wei & Yang, Yang, 2022. "Quantum simultaneous measurement of non-commuting observables based on K-means clustering," Physica A: Statistical Mechanics and its Applications, Elsevier, vol. 588(C).
    2. Shruti Dogra & John J. McCord & Gheorghe Sorin Paraoanu, 2022. "Coherent interaction-free detection of microwave pulses with a superconducting circuit," Nature Communications, Nature, vol. 13(1), pages 1-9, December.

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