Study of the counting efficiency of a WBC setup by using a computational 3D human body library in sitting position based on polygonal mesh surfaces

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@article{7d92a435962747819d28181b612debcb,
title = "Study of the counting efficiency of a WBC setup by using a computational 3D human body library in sitting position based on polygonal mesh surfaces",
abstract = "A realistic computational 3D human body library, called MaMP and FeMP (Male and Female Mesh Phantoms), based on polygonal mesh surface geometry, has been created to be used for numerical calibration of the whole body counter (WBC) system of the nuclear power plant (NPP) in Doel, Belgium. The main objective was to create flexible computational models varying in gender, body height, and mass for studying the morphology-induced variation of the detector counting efficiency (CE) and reducing the measurement uncertainties. The counting room and an HPGe detector were modeled using MCNPX (Monte Carlo radiation transport code). The validation of the model was carried out for different sample-detector geometries with point sources and a physical phantom. CE values were calculated for a total of 36 different mesh phantoms in a seated position using the validated Monte Carlo model. This paper reports on the validation process of the in vivo whole body system and the CE calculated for different body heights and weights. The results reveal that the CE is strongly dependent on the individual body shape, size, and gender and may vary by a factor of 1.5 to 3 depending on the morphology aspects of the individual to be measured.",
keywords = "calibration, counting efficiency, Monte Carlo, phantom",
author = "Telma Fonseca and Ria Bogaerts and Lebacq, {Anne Laure} and Cristian Mihailescu and Filip Vanhavere",
note = "Score = 10",
year = "2014",
month = "4",
doi = "10.1097/HP.0b013e3182a414ba",
language = "English",
volume = "106",
pages = "484--493",
journal = "Health physics",
issn = "0017-9078",
publisher = "Wolters Kluwer",
number = "4",

}

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TY - JOUR

T1 - Study of the counting efficiency of a WBC setup by using a computational 3D human body library in sitting position based on polygonal mesh surfaces

AU - Fonseca, Telma

AU - Bogaerts, Ria

AU - Lebacq, Anne Laure

AU - Mihailescu, Cristian

AU - Vanhavere, Filip

N1 - Score = 10

PY - 2014/4

Y1 - 2014/4

N2 - A realistic computational 3D human body library, called MaMP and FeMP (Male and Female Mesh Phantoms), based on polygonal mesh surface geometry, has been created to be used for numerical calibration of the whole body counter (WBC) system of the nuclear power plant (NPP) in Doel, Belgium. The main objective was to create flexible computational models varying in gender, body height, and mass for studying the morphology-induced variation of the detector counting efficiency (CE) and reducing the measurement uncertainties. The counting room and an HPGe detector were modeled using MCNPX (Monte Carlo radiation transport code). The validation of the model was carried out for different sample-detector geometries with point sources and a physical phantom. CE values were calculated for a total of 36 different mesh phantoms in a seated position using the validated Monte Carlo model. This paper reports on the validation process of the in vivo whole body system and the CE calculated for different body heights and weights. The results reveal that the CE is strongly dependent on the individual body shape, size, and gender and may vary by a factor of 1.5 to 3 depending on the morphology aspects of the individual to be measured.

AB - A realistic computational 3D human body library, called MaMP and FeMP (Male and Female Mesh Phantoms), based on polygonal mesh surface geometry, has been created to be used for numerical calibration of the whole body counter (WBC) system of the nuclear power plant (NPP) in Doel, Belgium. The main objective was to create flexible computational models varying in gender, body height, and mass for studying the morphology-induced variation of the detector counting efficiency (CE) and reducing the measurement uncertainties. The counting room and an HPGe detector were modeled using MCNPX (Monte Carlo radiation transport code). The validation of the model was carried out for different sample-detector geometries with point sources and a physical phantom. CE values were calculated for a total of 36 different mesh phantoms in a seated position using the validated Monte Carlo model. This paper reports on the validation process of the in vivo whole body system and the CE calculated for different body heights and weights. The results reveal that the CE is strongly dependent on the individual body shape, size, and gender and may vary by a factor of 1.5 to 3 depending on the morphology aspects of the individual to be measured.

KW - calibration

KW - counting efficiency

KW - Monte Carlo

KW - phantom

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_138701

UR - http://knowledgecentre.sckcen.be/so2/bibref/12349

U2 - 10.1097/HP.0b013e3182a414ba

DO - 10.1097/HP.0b013e3182a414ba

M3 - Article

VL - 106

SP - 484

EP - 493

JO - Health physics

JF - Health physics

SN - 0017-9078

IS - 4

ER -

ID: 381399