Radiophotoluminescence and optically stimulated luminescence from Al2O3: C,Mg films using a 1D modular reader

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Radiophotoluminescence and optically stimulated luminescence from Al2O3: C,Mg films using a 1D modular reader. / De Freitas Nascimento, Luana; Karampiperi, Maria; de Oliveira Flores, Joao Pedro; Vanhavere, Filip.

In: Radiation Measurements, Vol. 106, 01.11.2017, p. 218-224.

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De Freitas Nascimento, Luana ; Karampiperi, Maria ; de Oliveira Flores, Joao Pedro ; Vanhavere, Filip. / Radiophotoluminescence and optically stimulated luminescence from Al2O3: C,Mg films using a 1D modular reader. In: Radiation Measurements. 2017 ; Vol. 106. pp. 218-224.

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@article{417a8c3ab0c141d18ec688c68545ce27,
title = "Radiophotoluminescence and optically stimulated luminescence from Al2O3: C,Mg films using a 1D modular reader",
abstract = "The radiophotoluminescence (RPL) and optically stimulated luminescence (OSL) combined signals from Al2O3:C,Mg films were investigated in the dose range of interest in radiotherapy medical dosimetry (0.1 e40 Gy). The results showed that the RPL signal is linear over the dose range investigated. The systems based on red excitation have a better dose detection range (starting from 0.2Gy), compared to the system based on UV excitation (1 Gy). The RPL dose measurements are performed using a modular system by illumination of the Al2O3:CMg detectors with 335 nm or 650 nm light and measuring the intensity of the 750 nm fluorescence, while OSL is measured using the modular system with blue 470 nm light. We demonstrated the feasibility of combining RPL and OSL readouts by proposing a protocol where one can acquire cumulative dose response (RPL) and dose reproducibility (OSL). The main challenge was to account for sensitization caused by accumulated dose when using the OSL technique, without affecting the RPL readouts.",
keywords = "Radiophotoluminescence (RPL), Optically stimulated luminescence (OSL), Al2O3:C,Mg, 1D modular reader",
author = "{De Freitas Nascimento}, Luana and Maria Karampiperi and {de Oliveira Flores}, {Joao Pedro} and Filip Vanhavere",
note = "Score=10",
year = "2017",
month = "11",
day = "1",
doi = "10.1016/j.radmeas.2017.02.006",
language = "English",
volume = "106",
pages = "218--224",
journal = "Radiation Measurements",
issn = "1350-4487",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Radiophotoluminescence and optically stimulated luminescence from Al2O3: C,Mg films using a 1D modular reader

AU - De Freitas Nascimento, Luana

AU - Karampiperi, Maria

AU - de Oliveira Flores, Joao Pedro

AU - Vanhavere, Filip

N1 - Score=10

PY - 2017/11/1

Y1 - 2017/11/1

N2 - The radiophotoluminescence (RPL) and optically stimulated luminescence (OSL) combined signals from Al2O3:C,Mg films were investigated in the dose range of interest in radiotherapy medical dosimetry (0.1 e40 Gy). The results showed that the RPL signal is linear over the dose range investigated. The systems based on red excitation have a better dose detection range (starting from 0.2Gy), compared to the system based on UV excitation (1 Gy). The RPL dose measurements are performed using a modular system by illumination of the Al2O3:CMg detectors with 335 nm or 650 nm light and measuring the intensity of the 750 nm fluorescence, while OSL is measured using the modular system with blue 470 nm light. We demonstrated the feasibility of combining RPL and OSL readouts by proposing a protocol where one can acquire cumulative dose response (RPL) and dose reproducibility (OSL). The main challenge was to account for sensitization caused by accumulated dose when using the OSL technique, without affecting the RPL readouts.

AB - The radiophotoluminescence (RPL) and optically stimulated luminescence (OSL) combined signals from Al2O3:C,Mg films were investigated in the dose range of interest in radiotherapy medical dosimetry (0.1 e40 Gy). The results showed that the RPL signal is linear over the dose range investigated. The systems based on red excitation have a better dose detection range (starting from 0.2Gy), compared to the system based on UV excitation (1 Gy). The RPL dose measurements are performed using a modular system by illumination of the Al2O3:CMg detectors with 335 nm or 650 nm light and measuring the intensity of the 750 nm fluorescence, while OSL is measured using the modular system with blue 470 nm light. We demonstrated the feasibility of combining RPL and OSL readouts by proposing a protocol where one can acquire cumulative dose response (RPL) and dose reproducibility (OSL). The main challenge was to account for sensitization caused by accumulated dose when using the OSL technique, without affecting the RPL readouts.

KW - Radiophotoluminescence (RPL)

KW - Optically stimulated luminescence (OSL)

KW - Al2O3:C,Mg

KW - 1D modular reader

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/28470365

U2 - 10.1016/j.radmeas.2017.02.006

DO - 10.1016/j.radmeas.2017.02.006

M3 - Special issue

VL - 106

SP - 218

EP - 224

JO - Radiation Measurements

JF - Radiation Measurements

SN - 1350-4487

ER -

ID: 3894382