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The analysis of complex mixed-radiation fields using near real-time imaging

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The analysis of complex mixed-radiation fields using near real-time imaging. / Beaumont, J.; Mellor, M.P.; Joyce, M.J.
In: Radiation Protection Dosimetry, Vol. 161, No. 1-4, 2014, p. 331-334.

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

Harvard

Beaumont, J, Mellor, MP & Joyce, MJ 2014, 'The analysis of complex mixed-radiation fields using near real-time imaging', Radiation Protection Dosimetry, vol. 161, no. 1-4, pp. 331-334. https://doi.org/10.1093/rpd/ncu044

APA

Beaumont, J., Mellor, M. P., & Joyce, M. J. (2014). The analysis of complex mixed-radiation fields using near real-time imaging. Radiation Protection Dosimetry, 161(1-4), 331-334. https://doi.org/10.1093/rpd/ncu044

Vancouver

Beaumont J, Mellor MP, Joyce MJ. The analysis of complex mixed-radiation fields using near real-time imaging. Radiation Protection Dosimetry. 2014;161(1-4):331-334. doi: 10.1093/rpd/ncu044

Author

Beaumont, J. ; Mellor, M.P. ; Joyce, M.J. / The analysis of complex mixed-radiation fields using near real-time imaging. In: Radiation Protection Dosimetry. 2014 ; Vol. 161, No. 1-4. pp. 331-334.

Bibtex

@article{ef31f3def7e44a95a74cad166a59656c,
title = "The analysis of complex mixed-radiation fields using near real-time imaging",
abstract = "A new mixed-field imaging system has been constructed at Lancaster University using the principles of collimation and back projection to passively locate and assess sources of neutron and gamma-ray radiation. The system was set up at the University of Manchester where three radiation sources: 252Cf, a lead-shielded 241Am/Be and a 22Na source were imaged. Real-time discrimination was used to find the respective components of the neutron and gamma-ray fields detected by a single EJ-301 liquid scintillator, allowing separate images of neutron and gamma-ray emitters to be formed. 252Cf and 22Na were successfully observed and located in the gamma-ray image; however, the 241Am/Be was not seen owing to surrounding lead shielding. The 252Cf and 241Am/Be neutron sources were seen clearly in the neutron image, demonstrating the advantage of this mixed-field technique over a gamma-ray-only image where the 241Am/Be source would have gone undetected.",
author = "J. Beaumont and M.P. Mellor and M.J. Joyce",
year = "2014",
doi = "10.1093/rpd/ncu044",
language = "English",
volume = "161",
pages = "331--334",
journal = "Radiation Protection Dosimetry",
issn = "0144-8420",
publisher = "Oxford University Press",
number = "1-4",

}

RIS

TY - JOUR

T1 - The analysis of complex mixed-radiation fields using near real-time imaging

AU - Beaumont, J.

AU - Mellor, M.P.

AU - Joyce, M.J.

PY - 2014

Y1 - 2014

N2 - A new mixed-field imaging system has been constructed at Lancaster University using the principles of collimation and back projection to passively locate and assess sources of neutron and gamma-ray radiation. The system was set up at the University of Manchester where three radiation sources: 252Cf, a lead-shielded 241Am/Be and a 22Na source were imaged. Real-time discrimination was used to find the respective components of the neutron and gamma-ray fields detected by a single EJ-301 liquid scintillator, allowing separate images of neutron and gamma-ray emitters to be formed. 252Cf and 22Na were successfully observed and located in the gamma-ray image; however, the 241Am/Be was not seen owing to surrounding lead shielding. The 252Cf and 241Am/Be neutron sources were seen clearly in the neutron image, demonstrating the advantage of this mixed-field technique over a gamma-ray-only image where the 241Am/Be source would have gone undetected.

AB - A new mixed-field imaging system has been constructed at Lancaster University using the principles of collimation and back projection to passively locate and assess sources of neutron and gamma-ray radiation. The system was set up at the University of Manchester where three radiation sources: 252Cf, a lead-shielded 241Am/Be and a 22Na source were imaged. Real-time discrimination was used to find the respective components of the neutron and gamma-ray fields detected by a single EJ-301 liquid scintillator, allowing separate images of neutron and gamma-ray emitters to be formed. 252Cf and 22Na were successfully observed and located in the gamma-ray image; however, the 241Am/Be was not seen owing to surrounding lead shielding. The 252Cf and 241Am/Be neutron sources were seen clearly in the neutron image, demonstrating the advantage of this mixed-field technique over a gamma-ray-only image where the 241Am/Be source would have gone undetected.

U2 - 10.1093/rpd/ncu044

DO - 10.1093/rpd/ncu044

M3 - Journal article

VL - 161

SP - 331

EP - 334

JO - Radiation Protection Dosimetry

JF - Radiation Protection Dosimetry

SN - 0144-8420

IS - 1-4

ER -