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Single-qubit lasing in the strong-coupling regime

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Single-qubit lasing in the strong-coupling regime. / André, Stephan; Jin, Pei Qing; Brosco, Valentina et al.
In: Physical Review A - Atomic, Molecular, and Optical Physics, Vol. 82, No. 5, 053802, 06.12.2010.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

André, S, Jin, PQ, Brosco, V, Cole, JH, Romito, A, Shnirman, A & Schön, G 2010, 'Single-qubit lasing in the strong-coupling regime', Physical Review A - Atomic, Molecular, and Optical Physics, vol. 82, no. 5, 053802. https://doi.org/10.1103/PhysRevA.82.053802

APA

André, S., Jin, P. Q., Brosco, V., Cole, J. H., Romito, A., Shnirman, A., & Schön, G. (2010). Single-qubit lasing in the strong-coupling regime. Physical Review A - Atomic, Molecular, and Optical Physics, 82(5), Article 053802. https://doi.org/10.1103/PhysRevA.82.053802

Vancouver

André S, Jin PQ, Brosco V, Cole JH, Romito A, Shnirman A et al. Single-qubit lasing in the strong-coupling regime. Physical Review A - Atomic, Molecular, and Optical Physics. 2010 Dec 6;82(5):053802. doi: 10.1103/PhysRevA.82.053802

Author

André, Stephan ; Jin, Pei Qing ; Brosco, Valentina et al. / Single-qubit lasing in the strong-coupling regime. In: Physical Review A - Atomic, Molecular, and Optical Physics. 2010 ; Vol. 82, No. 5.

Bibtex

@article{c63388548c9549f9839aca45ab3d5fd5,
title = "Single-qubit lasing in the strong-coupling regime",
abstract = "Motivated by recent {"}circuit QED{"} experiments we study the lasing transition and spectral properties of single-qubit lasers. In the strong coupling, low-temperature regime, quantum fluctuations dominate over thermal noise and strongly influence the linewidth of the laser. When the qubit and the resonator are detuned, amplitude and phase fluctuations of the radiation field are coupled and the phase diffusion model, commonly used to describe conventional lasers, fails. We predict pronounced effects near the lasing transition, with an enhanced linewidth and nonexponential decay of the correlation functions. We cover a wide range of parameters by using two complementary approaches, one based on the Liouville equation in a Fock-state basis, covering arbitrarily strong coupling but limited to low photon numbers, the other based on the coherent-state representation, covering large photon numbers but restricted to weak or intermediate coupling.",
author = "Stephan Andr{\'e} and Jin, {Pei Qing} and Valentina Brosco and Cole, {Jared H.} and Alessandro Romito and Alexander Shnirman and Gerd Sch{\"o}n",
year = "2010",
month = dec,
day = "6",
doi = "10.1103/PhysRevA.82.053802",
language = "English",
volume = "82",
journal = "Physical Review A - Atomic, Molecular, and Optical Physics",
issn = "1050-2947",
publisher = "American Physical Society",
number = "5",

}

RIS

TY - JOUR

T1 - Single-qubit lasing in the strong-coupling regime

AU - André, Stephan

AU - Jin, Pei Qing

AU - Brosco, Valentina

AU - Cole, Jared H.

AU - Romito, Alessandro

AU - Shnirman, Alexander

AU - Schön, Gerd

PY - 2010/12/6

Y1 - 2010/12/6

N2 - Motivated by recent "circuit QED" experiments we study the lasing transition and spectral properties of single-qubit lasers. In the strong coupling, low-temperature regime, quantum fluctuations dominate over thermal noise and strongly influence the linewidth of the laser. When the qubit and the resonator are detuned, amplitude and phase fluctuations of the radiation field are coupled and the phase diffusion model, commonly used to describe conventional lasers, fails. We predict pronounced effects near the lasing transition, with an enhanced linewidth and nonexponential decay of the correlation functions. We cover a wide range of parameters by using two complementary approaches, one based on the Liouville equation in a Fock-state basis, covering arbitrarily strong coupling but limited to low photon numbers, the other based on the coherent-state representation, covering large photon numbers but restricted to weak or intermediate coupling.

AB - Motivated by recent "circuit QED" experiments we study the lasing transition and spectral properties of single-qubit lasers. In the strong coupling, low-temperature regime, quantum fluctuations dominate over thermal noise and strongly influence the linewidth of the laser. When the qubit and the resonator are detuned, amplitude and phase fluctuations of the radiation field are coupled and the phase diffusion model, commonly used to describe conventional lasers, fails. We predict pronounced effects near the lasing transition, with an enhanced linewidth and nonexponential decay of the correlation functions. We cover a wide range of parameters by using two complementary approaches, one based on the Liouville equation in a Fock-state basis, covering arbitrarily strong coupling but limited to low photon numbers, the other based on the coherent-state representation, covering large photon numbers but restricted to weak or intermediate coupling.

U2 - 10.1103/PhysRevA.82.053802

DO - 10.1103/PhysRevA.82.053802

M3 - Journal article

AN - SCOPUS:78649616600

VL - 82

JO - Physical Review A - Atomic, Molecular, and Optical Physics

JF - Physical Review A - Atomic, Molecular, and Optical Physics

SN - 1050-2947

IS - 5

M1 - 053802

ER -