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Quantum Noise in the Josephson Charge Qubit

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

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Quantum Noise in the Josephson Charge Qubit. / Astafiev, Oleg V.; Pashkin, Yuri; Nakamura, Y. et al.
In: Physical review letters, Vol. 93, No. 26, 267007, 31.12.2004.

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

Harvard

Astafiev, OV, Pashkin, Y, Nakamura, Y, Yamamoto, T & Tsai, J-S 2004, 'Quantum Noise in the Josephson Charge Qubit', Physical review letters, vol. 93, no. 26, 267007. https://doi.org/10.1103/PhysRevLett.93.267007

APA

Astafiev, O. V., Pashkin, Y., Nakamura, Y., Yamamoto, T., & Tsai, J-S. (2004). Quantum Noise in the Josephson Charge Qubit. Physical review letters, 93(26), Article 267007. https://doi.org/10.1103/PhysRevLett.93.267007

Vancouver

Astafiev OV, Pashkin Y, Nakamura Y, Yamamoto T, Tsai J-S. Quantum Noise in the Josephson Charge Qubit. Physical review letters. 2004 Dec 31;93(26):267007. Epub 2004 Dec 22. doi: 10.1103/PhysRevLett.93.267007

Author

Astafiev, Oleg V. ; Pashkin, Yuri ; Nakamura, Y. et al. / Quantum Noise in the Josephson Charge Qubit. In: Physical review letters. 2004 ; Vol. 93, No. 26.

Bibtex

@article{16f71b71beb64197847caf6036d9b536,
title = "Quantum Noise in the Josephson Charge Qubit",
abstract = "We study decoherence of the Josephson charge qubit by measuring energy relaxation and dephasing with help of the single-shot readout. We found that the dominant energy relaxation process is a spontaneous emission induced by quantum noise coupled to the charge degree of freedom. Spectral density of the noise at high frequencies is roughly proportional to the qubit excitation energy",
author = "Astafiev, {Oleg V.} and Yuri Pashkin and Y. Nakamura and T. Yamamoto and Jaw-Shen Tsai",
year = "2004",
month = dec,
day = "31",
doi = "10.1103/PhysRevLett.93.267007",
language = "English",
volume = "93",
journal = "Physical review letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "26",

}

RIS

TY - JOUR

T1 - Quantum Noise in the Josephson Charge Qubit

AU - Astafiev, Oleg V.

AU - Pashkin, Yuri

AU - Nakamura, Y.

AU - Yamamoto, T.

AU - Tsai, Jaw-Shen

PY - 2004/12/31

Y1 - 2004/12/31

N2 - We study decoherence of the Josephson charge qubit by measuring energy relaxation and dephasing with help of the single-shot readout. We found that the dominant energy relaxation process is a spontaneous emission induced by quantum noise coupled to the charge degree of freedom. Spectral density of the noise at high frequencies is roughly proportional to the qubit excitation energy

AB - We study decoherence of the Josephson charge qubit by measuring energy relaxation and dephasing with help of the single-shot readout. We found that the dominant energy relaxation process is a spontaneous emission induced by quantum noise coupled to the charge degree of freedom. Spectral density of the noise at high frequencies is roughly proportional to the qubit excitation energy

U2 - 10.1103/PhysRevLett.93.267007

DO - 10.1103/PhysRevLett.93.267007

M3 - Journal article

VL - 93

JO - Physical review letters

JF - Physical review letters

SN - 0031-9007

IS - 26

M1 - 267007

ER -