Comparison of measured and Monte Carlo simulated track structure parameters in nanometric volumes

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Comparison of measured and Monte Carlo simulated track structure parameters in nanometric volumes. / Hilgers, G; Bug, M U; Gargioni, E; Rabus, H.

In: RADIAT PROT DOSIM, Vol. 161, No. 1-4, 2014, p. 441-4.

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@article{68e33f367d374585be257e65b3f2aac2,
title = "Comparison of measured and Monte Carlo simulated track structure parameters in nanometric volumes",
abstract = "The track structure of ionising particles in biological matter can only be assessed by simulations, since neither the type of interaction and its products nor the interaction positions in biological matter can be detected with nanometer resolution. Hence, there is a need to benchmark the deployed computer codes using suitable experimental data. For this purpose, the frequency distributions of ionisation clusters produced in the sensitive volume of the PTB ion counting nanodosemeter by monoenergetic protons and alpha particles (with energies between 0.1 and 20 MeV) were measured. C3H8 and N2 were alternately used as the working gas. The measured data were compared with the results of simulations obtained with the PTB Monte Carlo code PTra. Measured and simulated characteristics of the particle track structure are in good agreement for protons over the entire energy range investigated. For alpha particles with energies above the Bragg peak a good agreement can also be seen, whereas for energies below the Bragg peak differences of as much as 25 % occur.",
keywords = "Alpha Particles, Computer Simulation, DNA, Ions, Kinetics, Monte Carlo Method, Probability, Protons, Radiometry, Reproducibility of Results, Water",
author = "G Hilgers and Bug, {M U} and E Gargioni and H Rabus",
note = "{\textcopyright} The Author 2013. Published by Oxford University Press. All rights reserved. For Permissions, please email: journals.permissions@oup.com.",
year = "2014",
doi = "10.1093/rpd/nct265",
language = "English",
volume = "161",
pages = "441--4",
journal = "RADIAT PROT DOSIM",
issn = "0144-8420",
publisher = "Oxford University Press",
number = "1-4",

}

RIS

TY - JOUR

T1 - Comparison of measured and Monte Carlo simulated track structure parameters in nanometric volumes

AU - Hilgers, G

AU - Bug, M U

AU - Gargioni, E

AU - Rabus, H

N1 - © The Author 2013. Published by Oxford University Press. All rights reserved. For Permissions, please email: journals.permissions@oup.com.

PY - 2014

Y1 - 2014

N2 - The track structure of ionising particles in biological matter can only be assessed by simulations, since neither the type of interaction and its products nor the interaction positions in biological matter can be detected with nanometer resolution. Hence, there is a need to benchmark the deployed computer codes using suitable experimental data. For this purpose, the frequency distributions of ionisation clusters produced in the sensitive volume of the PTB ion counting nanodosemeter by monoenergetic protons and alpha particles (with energies between 0.1 and 20 MeV) were measured. C3H8 and N2 were alternately used as the working gas. The measured data were compared with the results of simulations obtained with the PTB Monte Carlo code PTra. Measured and simulated characteristics of the particle track structure are in good agreement for protons over the entire energy range investigated. For alpha particles with energies above the Bragg peak a good agreement can also be seen, whereas for energies below the Bragg peak differences of as much as 25 % occur.

AB - The track structure of ionising particles in biological matter can only be assessed by simulations, since neither the type of interaction and its products nor the interaction positions in biological matter can be detected with nanometer resolution. Hence, there is a need to benchmark the deployed computer codes using suitable experimental data. For this purpose, the frequency distributions of ionisation clusters produced in the sensitive volume of the PTB ion counting nanodosemeter by monoenergetic protons and alpha particles (with energies between 0.1 and 20 MeV) were measured. C3H8 and N2 were alternately used as the working gas. The measured data were compared with the results of simulations obtained with the PTB Monte Carlo code PTra. Measured and simulated characteristics of the particle track structure are in good agreement for protons over the entire energy range investigated. For alpha particles with energies above the Bragg peak a good agreement can also be seen, whereas for energies below the Bragg peak differences of as much as 25 % occur.

KW - Alpha Particles

KW - Computer Simulation

KW - DNA

KW - Ions

KW - Kinetics

KW - Monte Carlo Method

KW - Probability

KW - Protons

KW - Radiometry

KW - Reproducibility of Results

KW - Water

U2 - 10.1093/rpd/nct265

DO - 10.1093/rpd/nct265

M3 - SCORING: Journal article

C2 - 24231604

VL - 161

SP - 441

EP - 444

JO - RADIAT PROT DOSIM

JF - RADIAT PROT DOSIM

SN - 0144-8420

IS - 1-4

ER -