Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards

Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

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Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards. / Meleshenkovskii, Iaroslav; Borella, Alessandro; van der Meer, Klaas; Bruggeman, Michel; Pauly, Nicolas; Labeau, Pierre-Etienne; Schillebeeckx, Peter.

ESARDA 39th annual meeting proceedings . Unknown, 2017. p. 1-11.

Research output: Contribution to report/book/conference proceedingsIn-proceedings paper

Harvard

Meleshenkovskii, I, Borella, A, van der Meer, K, Bruggeman, M, Pauly, N, Labeau, P-E & Schillebeeckx, P 2017, Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards. in ESARDA 39th annual meeting proceedings . Unknown, pp. 1-11, 2017 - ESARDA - European Safeguards Research & Development Association, Dusseldorf, Germany, 2017-04-03.

APA

Meleshenkovskii, I., Borella, A., van der Meer, K., Bruggeman, M., Pauly, N., Labeau, P-E., & Schillebeeckx, P. (2017). Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards. In ESARDA 39th annual meeting proceedings (pp. 1-11). Unknown.

Author

Meleshenkovskii, Iaroslav ; Borella, Alessandro ; van der Meer, Klaas ; Bruggeman, Michel ; Pauly, Nicolas ; Labeau, Pierre-Etienne ; Schillebeeckx, Peter. / Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards. ESARDA 39th annual meeting proceedings . Unknown, 2017. pp. 1-11

Bibtex - Download

@inproceedings{7930680f143c41f1a3ec5a0a58958780,
title = "Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards",
abstract = "High-purity Germanium (HpGe) detectors have traditionally been the detectors of choice for quantitative gamma-ray spectroscopy in safeguards applications. They benefit from the best resolution achievable nowadays yielding in the possibility to distinguish closely positioned peaks in complex spectra such as those of Pu or mixed materials. Their response has been very well characterized and a variety of existing software algorithms is available for isotopic composition determination tasks of U and Pu materials in safeguards applications. However, HpGe detectors require cooling either via the means of liquid nitrogen or thermoelectric cooling making the equipment heavy, bulky and thus inconvenient to use for hand held devices for nuclear inspectors, limited space locations or unattended nuclear installations. CdZnTe (CZT) room temperature semiconductor detectors have been proposed as a viable alternative. These detectors exhibit usually an asymmetrical peak shape and worse resolution in comparison to HpGe detectors; therefore, their application to isotopic composition determination tasks in safeguards is not straightforward. CZT detectors have now been optimized in their design yielding resolution of 1.5{\%} at 661 keV for a 10 mm x 10 mm x 5 mm device. Such detectors are also used in the framework of the Inter-Comparison Exercise on U and Pu Isotopic Measurements with Medium Resolution Gamma-Ray Spectrometers organized by the IAEA in cooperation with the ESARDA NDA Working Group and the International Working Group on Gamma-Spectrometry Techniques (IWG-GST). The response",
keywords = "CTZ, Tailing effect, CZT peak shape, Isotopic composition, Safeguards",
author = "Iaroslav Meleshenkovskii and Alessandro Borella and {van der Meer}, Klaas and Michel Bruggeman and Nicolas Pauly and Pierre-Etienne Labeau and Peter Schillebeeckx",
note = "Score=3",
year = "2017",
month = "12",
day = "15",
language = "English",
pages = "1--11",
booktitle = "ESARDA 39th annual meeting proceedings",
publisher = "Unknown",

}

RIS - Download

TY - GEN

T1 - Characterization of a 500 mm3 CdZnTe Detector for U and Pu Isotopic Composition Determination Tasks in Safeguards

AU - Meleshenkovskii, Iaroslav

AU - Borella, Alessandro

AU - van der Meer, Klaas

AU - Bruggeman, Michel

AU - Pauly, Nicolas

AU - Labeau, Pierre-Etienne

AU - Schillebeeckx, Peter

N1 - Score=3

PY - 2017/12/15

Y1 - 2017/12/15

N2 - High-purity Germanium (HpGe) detectors have traditionally been the detectors of choice for quantitative gamma-ray spectroscopy in safeguards applications. They benefit from the best resolution achievable nowadays yielding in the possibility to distinguish closely positioned peaks in complex spectra such as those of Pu or mixed materials. Their response has been very well characterized and a variety of existing software algorithms is available for isotopic composition determination tasks of U and Pu materials in safeguards applications. However, HpGe detectors require cooling either via the means of liquid nitrogen or thermoelectric cooling making the equipment heavy, bulky and thus inconvenient to use for hand held devices for nuclear inspectors, limited space locations or unattended nuclear installations. CdZnTe (CZT) room temperature semiconductor detectors have been proposed as a viable alternative. These detectors exhibit usually an asymmetrical peak shape and worse resolution in comparison to HpGe detectors; therefore, their application to isotopic composition determination tasks in safeguards is not straightforward. CZT detectors have now been optimized in their design yielding resolution of 1.5% at 661 keV for a 10 mm x 10 mm x 5 mm device. Such detectors are also used in the framework of the Inter-Comparison Exercise on U and Pu Isotopic Measurements with Medium Resolution Gamma-Ray Spectrometers organized by the IAEA in cooperation with the ESARDA NDA Working Group and the International Working Group on Gamma-Spectrometry Techniques (IWG-GST). The response

AB - High-purity Germanium (HpGe) detectors have traditionally been the detectors of choice for quantitative gamma-ray spectroscopy in safeguards applications. They benefit from the best resolution achievable nowadays yielding in the possibility to distinguish closely positioned peaks in complex spectra such as those of Pu or mixed materials. Their response has been very well characterized and a variety of existing software algorithms is available for isotopic composition determination tasks of U and Pu materials in safeguards applications. However, HpGe detectors require cooling either via the means of liquid nitrogen or thermoelectric cooling making the equipment heavy, bulky and thus inconvenient to use for hand held devices for nuclear inspectors, limited space locations or unattended nuclear installations. CdZnTe (CZT) room temperature semiconductor detectors have been proposed as a viable alternative. These detectors exhibit usually an asymmetrical peak shape and worse resolution in comparison to HpGe detectors; therefore, their application to isotopic composition determination tasks in safeguards is not straightforward. CZT detectors have now been optimized in their design yielding resolution of 1.5% at 661 keV for a 10 mm x 10 mm x 5 mm device. Such detectors are also used in the framework of the Inter-Comparison Exercise on U and Pu Isotopic Measurements with Medium Resolution Gamma-Ray Spectrometers organized by the IAEA in cooperation with the ESARDA NDA Working Group and the International Working Group on Gamma-Spectrometry Techniques (IWG-GST). The response

KW - CTZ

KW - Tailing effect

KW - CZT peak shape

KW - Isotopic composition

KW - Safeguards

UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/38222029

M3 - In-proceedings paper

SP - 1

EP - 11

BT - ESARDA 39th annual meeting proceedings

PB - Unknown

ER -

ID: 6784113