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Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators

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

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Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators. / Joyce, Malcolm; Gamage, Kelum; Aspinall, Michael et al.
In: IEEE Transactions on Nuclear Science, Vol. 61, No. 3 , 06.2014, p. 1340-1348.

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

Harvard

Joyce, M, Gamage, K, Aspinall, M, Cave, F & Lavietes, A 2014, 'Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators', IEEE Transactions on Nuclear Science, vol. 61, no. 3 , pp. 1340-1348. https://doi.org/10.1109/TNS.2014.2313574

APA

Joyce, M., Gamage, K., Aspinall, M., Cave, F., & Lavietes, A. (2014). Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators. IEEE Transactions on Nuclear Science, 61(3 ), 1340-1348. https://doi.org/10.1109/TNS.2014.2313574

Vancouver

Joyce M, Gamage K, Aspinall M, Cave F, Lavietes A. Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators. IEEE Transactions on Nuclear Science. 2014 Jun;61(3 ):1340-1348. doi: 10.1109/TNS.2014.2313574

Author

Joyce, Malcolm ; Gamage, Kelum ; Aspinall, Michael et al. / Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators. In: IEEE Transactions on Nuclear Science. 2014 ; Vol. 61, No. 3 . pp. 1340-1348.

Bibtex

@article{0ac70bddcf0f41c4890f1fc4817f9b6f,
title = "Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators",
abstract = "The design, principle of operation and the results of measurements made with a four-channel organic scintillator system are described. The system comprises four detectors and a multiplexed analyzer for the real-time parallel processing of fast neutron events. The function of the real-time, digital multiple-channel pulse-shape discrimination analyzer is described together with the results of laboratory-based measurements with $^{252}{hbox{Cf}}$, $^{241}hbox{Am–Li}$ and plutonium. The analyzer is based on a single-board solution with integrated high-voltage supplies and graphical user interface. It has been developed to meet the requirements of nuclear materials assay of relevance to safeguards and security. Data are presented for the real-time coincidence assay of plutonium in terms of doubles count rate versus mass. This includes an assessment of the limiting mass uncertainty for coincidence assay based on a 100 s measurement period and samples in the range 0–50 g. Measurements of count rate versus order of multiplicity for $^{252}{hbox{Cf}}$ and $^{241}hbox{Am–Li}$ and combinations of both are also presented.",
author = "Malcolm Joyce and Kelum Gamage and Michael Aspinall and Frank Cave and Anthony Lavietes",
year = "2014",
month = jun,
doi = "10.1109/TNS.2014.2313574",
language = "English",
volume = "61",
pages = "1340--1348",
journal = "IEEE Transactions on Nuclear Science",
issn = "0018-9499",
publisher = "IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC",
number = "3 ",

}

RIS

TY - JOUR

T1 - Real-time, fast neutron coincidence assay of plutonium with a 4-channel multiplexed analyzer and organic scintillators

AU - Joyce, Malcolm

AU - Gamage, Kelum

AU - Aspinall, Michael

AU - Cave, Frank

AU - Lavietes, Anthony

PY - 2014/6

Y1 - 2014/6

N2 - The design, principle of operation and the results of measurements made with a four-channel organic scintillator system are described. The system comprises four detectors and a multiplexed analyzer for the real-time parallel processing of fast neutron events. The function of the real-time, digital multiple-channel pulse-shape discrimination analyzer is described together with the results of laboratory-based measurements with $^{252}{hbox{Cf}}$, $^{241}hbox{Am–Li}$ and plutonium. The analyzer is based on a single-board solution with integrated high-voltage supplies and graphical user interface. It has been developed to meet the requirements of nuclear materials assay of relevance to safeguards and security. Data are presented for the real-time coincidence assay of plutonium in terms of doubles count rate versus mass. This includes an assessment of the limiting mass uncertainty for coincidence assay based on a 100 s measurement period and samples in the range 0–50 g. Measurements of count rate versus order of multiplicity for $^{252}{hbox{Cf}}$ and $^{241}hbox{Am–Li}$ and combinations of both are also presented.

AB - The design, principle of operation and the results of measurements made with a four-channel organic scintillator system are described. The system comprises four detectors and a multiplexed analyzer for the real-time parallel processing of fast neutron events. The function of the real-time, digital multiple-channel pulse-shape discrimination analyzer is described together with the results of laboratory-based measurements with $^{252}{hbox{Cf}}$, $^{241}hbox{Am–Li}$ and plutonium. The analyzer is based on a single-board solution with integrated high-voltage supplies and graphical user interface. It has been developed to meet the requirements of nuclear materials assay of relevance to safeguards and security. Data are presented for the real-time coincidence assay of plutonium in terms of doubles count rate versus mass. This includes an assessment of the limiting mass uncertainty for coincidence assay based on a 100 s measurement period and samples in the range 0–50 g. Measurements of count rate versus order of multiplicity for $^{252}{hbox{Cf}}$ and $^{241}hbox{Am–Li}$ and combinations of both are also presented.

U2 - 10.1109/TNS.2014.2313574

DO - 10.1109/TNS.2014.2313574

M3 - Journal article

VL - 61

SP - 1340

EP - 1348

JO - IEEE Transactions on Nuclear Science

JF - IEEE Transactions on Nuclear Science

SN - 0018-9499

IS - 3

ER -