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  • 1703.05885

    Rights statement: © 2020 American Physical Society

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Heat and Work Along Individual Trajectories of a Quantum Bit

Research output: Contribution to journalJournal article

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Heat and Work Along Individual Trajectories of a Quantum Bit. / Naghiloo, M.; Tan, D.; Harrington, P.M.; Alonso, J.J.; Lutz, E.; Romito, A.; Murch, K.W.

In: Physical review letters, Vol. 124, No. 11, 110604, 20.03.2020.

Research output: Contribution to journalJournal article

Harvard

Naghiloo, M, Tan, D, Harrington, PM, Alonso, JJ, Lutz, E, Romito, A & Murch, KW 2020, 'Heat and Work Along Individual Trajectories of a Quantum Bit', Physical review letters, vol. 124, no. 11, 110604. https://doi.org/10.1103/PhysRevLett.124.110604

APA

Naghiloo, M., Tan, D., Harrington, P. M., Alonso, J. J., Lutz, E., Romito, A., & Murch, K. W. (2020). Heat and Work Along Individual Trajectories of a Quantum Bit. Physical review letters, 124(11), [110604]. https://doi.org/10.1103/PhysRevLett.124.110604

Vancouver

Naghiloo M, Tan D, Harrington PM, Alonso JJ, Lutz E, Romito A et al. Heat and Work Along Individual Trajectories of a Quantum Bit. Physical review letters. 2020 Mar 20;124(11). 110604. https://doi.org/10.1103/PhysRevLett.124.110604

Author

Naghiloo, M. ; Tan, D. ; Harrington, P.M. ; Alonso, J.J. ; Lutz, E. ; Romito, A. ; Murch, K.W. / Heat and Work Along Individual Trajectories of a Quantum Bit. In: Physical review letters. 2020 ; Vol. 124, No. 11.

Bibtex

@article{79352d1ba4754d269433ea2e2300e0bc,
title = "Heat and Work Along Individual Trajectories of a Quantum Bit",
abstract = "We use a near quantum limited detector to experimentally track individual quantum state trajectories of a driven qubit formed by the hybridization of a waveguide cavity and a transmon circuit. For each measured quantum coherent trajectory, we separately identify energy changes of the qubit as heat and work, and verify the first law of thermodynamics for an open quantum system. We further establish the consistency of these results by comparison with the master equation approach and the two-projective-measurement scheme, both for open and closed dynamics, with the help of a quantum feedback loop that compensates for the exchanged heat and effectively isolates the qubit.",
author = "M. Naghiloo and D. Tan and P.M. Harrington and J.J. Alonso and E. Lutz and A. Romito and K.W. Murch",
note = "{\textcopyright} 2020 American Physical Society ",
year = "2020",
month = mar,
day = "20",
doi = "10.1103/PhysRevLett.124.110604",
language = "English",
volume = "124",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "11",

}

RIS

TY - JOUR

T1 - Heat and Work Along Individual Trajectories of a Quantum Bit

AU - Naghiloo, M.

AU - Tan, D.

AU - Harrington, P.M.

AU - Alonso, J.J.

AU - Lutz, E.

AU - Romito, A.

AU - Murch, K.W.

N1 - © 2020 American Physical Society

PY - 2020/3/20

Y1 - 2020/3/20

N2 - We use a near quantum limited detector to experimentally track individual quantum state trajectories of a driven qubit formed by the hybridization of a waveguide cavity and a transmon circuit. For each measured quantum coherent trajectory, we separately identify energy changes of the qubit as heat and work, and verify the first law of thermodynamics for an open quantum system. We further establish the consistency of these results by comparison with the master equation approach and the two-projective-measurement scheme, both for open and closed dynamics, with the help of a quantum feedback loop that compensates for the exchanged heat and effectively isolates the qubit.

AB - We use a near quantum limited detector to experimentally track individual quantum state trajectories of a driven qubit formed by the hybridization of a waveguide cavity and a transmon circuit. For each measured quantum coherent trajectory, we separately identify energy changes of the qubit as heat and work, and verify the first law of thermodynamics for an open quantum system. We further establish the consistency of these results by comparison with the master equation approach and the two-projective-measurement scheme, both for open and closed dynamics, with the help of a quantum feedback loop that compensates for the exchanged heat and effectively isolates the qubit.

U2 - 10.1103/PhysRevLett.124.110604

DO - 10.1103/PhysRevLett.124.110604

M3 - Journal article

VL - 124

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 11

M1 - 110604

ER -