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    Rights statement: This is an author-created, un-copyedited version of an article accepted for publication/published in Journal of Instrumentation. IOP Publishing Ltd is not responsible for any errors or omissions in this version of the manuscript or any version derived from it. The Version of Record is available online at doi: 10.1088/1748-0221/12/12/P12007

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Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system

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Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system. / Cieslak, Michal; Akurugoda Gamage, Kelum; Glover, Robert.
In: Journal of Instrumentation, Vol. 12, No. 12, P12007, 06.12.2017.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Cieslak M, Akurugoda Gamage K, Glover R. Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system. Journal of Instrumentation. 2017 Dec 6;12(12):P12007. doi: 10.1088/1748-0221/12/12/P12007

Author

Cieslak, Michal ; Akurugoda Gamage, Kelum ; Glover, Robert. / Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system. In: Journal of Instrumentation. 2017 ; Vol. 12, No. 12.

Bibtex

@article{4fa0df5f8ab54bf69bf807e94bca580a,
title = "Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system",
abstract = "Monte-Carlo modelling (MCNPX) methods have been employed to conduct an investigation into a suitable scintillator and coded-aperture material for a scintillator based mixed-field radiation imaging system. Single stilbene crystal, pure and 6Li-loaded plastic scintillators were simulated and their neutron/gamma detection performance compared when exposed to the spontaneousfission spectrum produced by 252Cf. The most suitable candidate was then incorporated into a scintillator based mixed-field coded-aperture imaging system. Coded-aperture models made of three W and 113Cd compositions were tested in different neutron/gamma environments with a square W collimator modelled around the aperture. Each simulation involved recording the interactions of neutron events in organic solid scintillator, whose neutron/gamma detection performance was assessed prior to the coded-aperture material investigation. Three coded-aperture material compositions have been tested with the simulated 252Cf spontaneous fission as well as 241AmBe neutron sources. Results generally claim very good detection sensitivity and spatial resolution for the radioactive sources located in the centre of the aperture.",
author = "Michal Cieslak and {Akurugoda Gamage}, Kelum and Robert Glover",
note = "This is an author-created, un-copyedited version of an article accepted for publication/published in Journal of Instrumentation. IOP Publishing Ltd is not responsible for any errors or omissions in this version of the manuscript or any version derived from it. The Version of Record is available online at doi: 10.1088/1748-0221/12/12/P12007",
year = "2017",
month = dec,
day = "6",
doi = "10.1088/1748-0221/12/12/P12007",
language = "English",
volume = "12",
journal = "Journal of Instrumentation",
issn = "1748-0221",
publisher = "Institute of Physics Publishing",
number = "12",

}

RIS

TY - JOUR

T1 - Investigation into a suitable scintillator and coded-aperture material for a mixed-field radiation imaging system

AU - Cieslak, Michal

AU - Akurugoda Gamage, Kelum

AU - Glover, Robert

N1 - This is an author-created, un-copyedited version of an article accepted for publication/published in Journal of Instrumentation. IOP Publishing Ltd is not responsible for any errors or omissions in this version of the manuscript or any version derived from it. The Version of Record is available online at doi: 10.1088/1748-0221/12/12/P12007

PY - 2017/12/6

Y1 - 2017/12/6

N2 - Monte-Carlo modelling (MCNPX) methods have been employed to conduct an investigation into a suitable scintillator and coded-aperture material for a scintillator based mixed-field radiation imaging system. Single stilbene crystal, pure and 6Li-loaded plastic scintillators were simulated and their neutron/gamma detection performance compared when exposed to the spontaneousfission spectrum produced by 252Cf. The most suitable candidate was then incorporated into a scintillator based mixed-field coded-aperture imaging system. Coded-aperture models made of three W and 113Cd compositions were tested in different neutron/gamma environments with a square W collimator modelled around the aperture. Each simulation involved recording the interactions of neutron events in organic solid scintillator, whose neutron/gamma detection performance was assessed prior to the coded-aperture material investigation. Three coded-aperture material compositions have been tested with the simulated 252Cf spontaneous fission as well as 241AmBe neutron sources. Results generally claim very good detection sensitivity and spatial resolution for the radioactive sources located in the centre of the aperture.

AB - Monte-Carlo modelling (MCNPX) methods have been employed to conduct an investigation into a suitable scintillator and coded-aperture material for a scintillator based mixed-field radiation imaging system. Single stilbene crystal, pure and 6Li-loaded plastic scintillators were simulated and their neutron/gamma detection performance compared when exposed to the spontaneousfission spectrum produced by 252Cf. The most suitable candidate was then incorporated into a scintillator based mixed-field coded-aperture imaging system. Coded-aperture models made of three W and 113Cd compositions were tested in different neutron/gamma environments with a square W collimator modelled around the aperture. Each simulation involved recording the interactions of neutron events in organic solid scintillator, whose neutron/gamma detection performance was assessed prior to the coded-aperture material investigation. Three coded-aperture material compositions have been tested with the simulated 252Cf spontaneous fission as well as 241AmBe neutron sources. Results generally claim very good detection sensitivity and spatial resolution for the radioactive sources located in the centre of the aperture.

U2 - 10.1088/1748-0221/12/12/P12007

DO - 10.1088/1748-0221/12/12/P12007

M3 - Journal article

VL - 12

JO - Journal of Instrumentation

JF - Journal of Instrumentation

SN - 1748-0221

IS - 12

M1 - P12007

ER -