<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The paper discusses the theoretical background in terms of the use of in-phantom recombination chambers in mixed radiation fields, with special attention paid to the question of how the experimentally determined, linear-energy-transfer-dependent (LET) parameters can be applied with regard to the more accurate determination of the chamber response and absorbed dose in mixed radiation fields. Methods of taking the recombination index of radiation quality (RIQ) measurements and theoretical consideration concerning the determination of the absorbed dose are described. Classical Bragg-Gray and Spencer-Attix cavity theories were analysed and their relationship to in-phantom recombination chambers was specifi ed. Methods concerning the estimation of correction factors with regard to RIQ measurements and their importance are highlighted.</p></abstract>

The paper discusses the theoretical background in terms of the use of in-phantom recombination chambers in mixed radiation fields, with special attention paid to the question of how the experimentally determined, linear-energy-transfer-dependent (LET) parameters can be applied with regard to the more accurate determination of the chamber response and absorbed dose in mixed radiation fields. Methods of taking the recombination index of radiation quality (RIQ) measurements and theoretical consideration concerning the determination of the absorbed dose are described. Classical Bragg-Gray and Spencer-Attix cavity theories were analysed and their relationship to in-phantom recombination chambers was specifi ed. Methods concerning the estimation of correction factors with regard to RIQ measurements and their importance are highlighted.

On the role of LET-dependent parameters in the determination of the absorbed dose by in-phantom recombination chambers

Nukleonika

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The paper discusses the theoretical background in terms of the use of in-phantom recombination chambers in mixed radiation fields, with special attention paid...

On the role of LET-dependent parameters in the determination of the absorbed dose by in-phantom recombination chambers

Published Online: Mar 01, 2018

Page range: 9 - 15

Received: Dec 14, 2016

Accepted: Dec 15, 2017

DOI: https://doi.org/10.1515/nuka-2018-0002

Keywords
in-phantom recombination chambers, absorbed dose, cavity theory

© by Natalia Golnik

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

On the role of LET-dependent parameters in the determination of the absorbed dose by in-phantom recombination chambers

Published Online: Mar 01, 2018

Page range: 9 - 15

Received: Dec 14, 2016

Accepted: Dec 15, 2017

DOI: https://doi.org/10.1515/nuka-2018-0002

Keywordsin-phantom recombination chambers, absorbed dose, cavity theory

© by Natalia Golnik

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
in-phantom recombination chambers, absorbed dose, cavity theory