Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors.

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Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors. / Wigmore, J. K.; Boyd, P.; Steele, A. C. et al.
In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol. 520, No. 1-3, 11.03.2004, p. 263-266.

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

Harvard

Wigmore, JK, Boyd, P, Steele, AC, Kozorezov, AG & Bradley, DI 2004, 'Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors.', Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, vol. 520, no. 1-3, pp. 263-266. https://doi.org/10.1016/j.nima.2003.11.340

APA

Wigmore, J. K., Boyd, P., Steele, A. C., Kozorezov, A. G., & Bradley, D. I. (2004). Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 520(1-3), 263-266. https://doi.org/10.1016/j.nima.2003.11.340

Vancouver

Wigmore JK, Boyd P, Steele AC, Kozorezov AG , Bradley DI. Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2004 Mar 11;520(1-3):263-266. doi: 10.1016/j.nima.2003.11.340

Author

Wigmore, J. K. ; Boyd, P. ; Steele, A. C. et al. / Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors. In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2004 ; Vol. 520, No. 1-3. pp. 263-266.

Bibtex

@article{28d469ada61f4d34ac825e6a48cec63a,

title = "Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors.",

abstract = "We report phonon pulse measurements of quasiparticle (qp) self-recombination and trapping by Abrikosov vortice's in Nb and Ta superconducting tunnel junctions. The quasiparticle loss times, determined from the shape of the tunnel junction output pulse, were found to be strongly correlated with flux trapping. The measured results were compared with the model of Golubov and Houwman. It was found that qp self-recombination, as measured from the dependence of responsivity on absorbed phonon energy, was also modified by the presence of traps. A process of phonon-mediated de-trapping is proposed to explain the observed effects.",

keywords = "superconducting tunnel junctions, X-ray detection, non-equilibrium phonons, self-recombination, fluxoid loss, X-RAY-DETECTORS",

author = "Wigmore, {J. K.} and P. Boyd and Steele, {A. C.} and Kozorezov, {A. G.} and Bradley, {D. Ian}",

year = "2004",

month = mar,

day = "11",

doi = "10.1016/j.nima.2003.11.340",

language = "English",

volume = "520",

pages = "263--266",

journal = "Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment",

issn = "0168-9002",

publisher = "ELSEVIER SCIENCE BV",

number = "1-3",

}

RIS

TY - JOUR

T1 - Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors.

AU - Wigmore, J. K.

AU - Boyd, P.

AU - Steele, A. C.

AU - Kozorezov, A. G.

AU - Bradley, D. Ian

PY - 2004/3/11

Y1 - 2004/3/11

N2 - We report phonon pulse measurements of quasiparticle (qp) self-recombination and trapping by Abrikosov vortice's in Nb and Ta superconducting tunnel junctions. The quasiparticle loss times, determined from the shape of the tunnel junction output pulse, were found to be strongly correlated with flux trapping. The measured results were compared with the model of Golubov and Houwman. It was found that qp self-recombination, as measured from the dependence of responsivity on absorbed phonon energy, was also modified by the presence of traps. A process of phonon-mediated de-trapping is proposed to explain the observed effects.

AB - We report phonon pulse measurements of quasiparticle (qp) self-recombination and trapping by Abrikosov vortice's in Nb and Ta superconducting tunnel junctions. The quasiparticle loss times, determined from the shape of the tunnel junction output pulse, were found to be strongly correlated with flux trapping. The measured results were compared with the model of Golubov and Houwman. It was found that qp self-recombination, as measured from the dependence of responsivity on absorbed phonon energy, was also modified by the presence of traps. A process of phonon-mediated de-trapping is proposed to explain the observed effects.

KW - superconducting tunnel junctions

KW - X-ray detection

KW - non-equilibrium phonons

KW - self-recombination

KW - fluxoid loss

KW - X-RAY-DETECTORS

U2 - 10.1016/j.nima.2003.11.340

DO - 10.1016/j.nima.2003.11.340

M3 - Journal article

VL - 520

SP - 263

EP - 266

JO - Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

JF - Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment

SN - 0168-9002

IS - 1-3

ER -

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