Characterisation of neutron fields: challenges in assessing the directional distribution

Research output: Contribution to journalArticlepeer-review

Standard

Characterisation of neutron fields: challenges in assessing the directional distribution. / Cauwels, Vanessa; Vanhavere, Filip; Reginatto, Marcel; Van Hoey, Olivier (Peer reviewer).

In: Radiation protection dosimetry, Vol. 161, No. 1-4, 10.2014, p. 335-338.

Research output: Contribution to journalArticlepeer-review

Author

Cauwels, Vanessa ; Vanhavere, Filip ; Reginatto, Marcel ; Van Hoey, Olivier. / Characterisation of neutron fields: challenges in assessing the directional distribution. In: Radiation protection dosimetry. 2014 ; Vol. 161, No. 1-4. pp. 335-338.

Bibtex - Download

@article{1140c52b91d04f45a4c9cc1f3e1b6e1a,
title = "Characterisation of neutron fields: challenges in assessing the directional distribution",
abstract = "SCK.CEN has carried out neutron field characterisation campaigns at several nuclear reactors. The main goal of these measurement campaigns was to evaluate the performance of different neutron personal dosemeters. To be able to evaluate the performance of neutron personal dosemeters in terms of Hp(10), knowledge of the directional distribution is indispensable. This distribution was estimated by placing several personal dosemeters on all six sides of a slab phantom. The interpretation and conversion of this information into a reliable value for Hp(10) requires great care. The data were analysed using three methods. In the first approach, a linear interpolation was performed on three perpendicular axes. In the other two approaches, an icosahedron was used to model the angle of incidence of the neutrons and a linear interpolation or a Bayesian analysis was performed. This study describes the limitations and advantages of each of these methods and provides recommendations for their use to estimate the personal dose equivalent Hp(10) for neutron dosimetry.",
keywords = "neutron fields, directional distribution, nuclear reactors, neutron personal dosemeters",
author = "Vanessa Cauwels and Filip Vanhavere and Marcel Reginatto and {Van Hoey}, Olivier",
note = "Score = 10; NEUDOS 2013 -12th Symposium on Neutron and Ion Dosimetry ; Conference date: 03-06-2013 Through 07-06-2013",
year = "2014",
month = oct,
doi = "10.1093/rpd/ncu193",
language = "English",
volume = "161",
pages = "335--338",
journal = "Radioation Protection Dosimitry",
issn = "0144-8420",
publisher = "Oxford University Press",
number = "1-4",

}

RIS - Download

TY - JOUR

T1 - Characterisation of neutron fields: challenges in assessing the directional distribution

AU - Cauwels, Vanessa

AU - Vanhavere, Filip

AU - Reginatto, Marcel

A2 - Van Hoey, Olivier

N1 - Score = 10

PY - 2014/10

Y1 - 2014/10

N2 - SCK.CEN has carried out neutron field characterisation campaigns at several nuclear reactors. The main goal of these measurement campaigns was to evaluate the performance of different neutron personal dosemeters. To be able to evaluate the performance of neutron personal dosemeters in terms of Hp(10), knowledge of the directional distribution is indispensable. This distribution was estimated by placing several personal dosemeters on all six sides of a slab phantom. The interpretation and conversion of this information into a reliable value for Hp(10) requires great care. The data were analysed using three methods. In the first approach, a linear interpolation was performed on three perpendicular axes. In the other two approaches, an icosahedron was used to model the angle of incidence of the neutrons and a linear interpolation or a Bayesian analysis was performed. This study describes the limitations and advantages of each of these methods and provides recommendations for their use to estimate the personal dose equivalent Hp(10) for neutron dosimetry.

AB - SCK.CEN has carried out neutron field characterisation campaigns at several nuclear reactors. The main goal of these measurement campaigns was to evaluate the performance of different neutron personal dosemeters. To be able to evaluate the performance of neutron personal dosemeters in terms of Hp(10), knowledge of the directional distribution is indispensable. This distribution was estimated by placing several personal dosemeters on all six sides of a slab phantom. The interpretation and conversion of this information into a reliable value for Hp(10) requires great care. The data were analysed using three methods. In the first approach, a linear interpolation was performed on three perpendicular axes. In the other two approaches, an icosahedron was used to model the angle of incidence of the neutrons and a linear interpolation or a Bayesian analysis was performed. This study describes the limitations and advantages of each of these methods and provides recommendations for their use to estimate the personal dose equivalent Hp(10) for neutron dosimetry.

KW - neutron fields

KW - directional distribution

KW - nuclear reactors

KW - neutron personal dosemeters

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_138698

UR - http://knowledgecentre.sckcen.be/so2/bibref/12346

U2 - 10.1093/rpd/ncu193

DO - 10.1093/rpd/ncu193

M3 - Article

VL - 161

SP - 335

EP - 338

JO - Radioation Protection Dosimitry

JF - Radioation Protection Dosimitry

SN - 0144-8420

IS - 1-4

T2 - NEUDOS 2013 -12th Symposium on Neutron and Ion Dosimetry

Y2 - 3 June 2013 through 7 June 2013

ER -

ID: 354063