A comparison of single and multiple aliquot TT-OSL data sets for sand-sized quartz from the Arabian Peninsula

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A comparison of single and multiple aliquot TT-OSL data sets for sand-sized quartz from the Arabian Peninsula. / Rosenberg, T. M.; Preusser, F.; Wintle, A. G.

In: Radiation Measurements, Vol. 46, No. 6-7, 25.06.2011, p. 573-579.

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Rosenberg, T. M. ; Preusser, F. ; Wintle, A. G. / A comparison of single and multiple aliquot TT-OSL data sets for sand-sized quartz from the Arabian Peninsula. In: Radiation Measurements. 2011 ; Vol. 46, No. 6-7. pp. 573-579.

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@article{87fdf5e18b8c4eefaf3f9842c6a4a241,
title = "A comparison of single and multiple aliquot TT-OSL data sets for sand-sized quartz from the Arabian Peninsula",
abstract = "The quartz OSL signal from dune sands from Saudi Arabia and Oman start to saturate at doses of about 100 Gy. In order to try to date dune sands with greater expected doses, a previously published, single-aliquot, regenerative-dose protocol (SAR) for thermally-transferred optically stimulated luminescence (TT-OSL) was tested. Dose recovery tests, recycling and recuperation ratios showed robust functioning and dose response curves demonstrated the potential to extend the dose range to beyond 600 Gy. Multiple aliquot additive dose (MAAD)TT-OSL protocols were used to test for sensitivity changes in the SAR TT-OSL protocol up to doses of 1200 Gy. A strong dose dependent deviation of the SAR TT-OSL relative to the MAAD TT-OSL dose response is observed. Comparison of the TT-OSL and OSL sensitivity data obtained from the MAAD and SAR data sets shows a lack of proportionality between TT-OSL and OSL for the SAR data which will result in a problem when SAR dose response curves are constructed using many regeneration points with doses above 300 Gy. (C) 2011 Elsevier Ltd. All rights reserved.",
keywords = "thermally-transferred OSL, quartz, SAR, sensitivity change, MAAD, dune sand, Arabian Peninsula",
author = "Rosenberg, {T. M.} and F. Preusser and Wintle, {A. G.}",
year = "2011",
month = jun,
day = "25",
doi = "10.1016/j.radmeas.2011.03.020",
language = "English",
volume = "46",
pages = "573--579",
journal = "Radiation Measurements",
issn = "1350-4487",
publisher = "Elsevier",
number = "6-7",

}

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TY - JOUR

T1 - A comparison of single and multiple aliquot TT-OSL data sets for sand-sized quartz from the Arabian Peninsula

AU - Rosenberg, T. M.

AU - Preusser, F.

AU - Wintle, A. G.

PY - 2011/6/25

Y1 - 2011/6/25

N2 - The quartz OSL signal from dune sands from Saudi Arabia and Oman start to saturate at doses of about 100 Gy. In order to try to date dune sands with greater expected doses, a previously published, single-aliquot, regenerative-dose protocol (SAR) for thermally-transferred optically stimulated luminescence (TT-OSL) was tested. Dose recovery tests, recycling and recuperation ratios showed robust functioning and dose response curves demonstrated the potential to extend the dose range to beyond 600 Gy. Multiple aliquot additive dose (MAAD)TT-OSL protocols were used to test for sensitivity changes in the SAR TT-OSL protocol up to doses of 1200 Gy. A strong dose dependent deviation of the SAR TT-OSL relative to the MAAD TT-OSL dose response is observed. Comparison of the TT-OSL and OSL sensitivity data obtained from the MAAD and SAR data sets shows a lack of proportionality between TT-OSL and OSL for the SAR data which will result in a problem when SAR dose response curves are constructed using many regeneration points with doses above 300 Gy. (C) 2011 Elsevier Ltd. All rights reserved.

AB - The quartz OSL signal from dune sands from Saudi Arabia and Oman start to saturate at doses of about 100 Gy. In order to try to date dune sands with greater expected doses, a previously published, single-aliquot, regenerative-dose protocol (SAR) for thermally-transferred optically stimulated luminescence (TT-OSL) was tested. Dose recovery tests, recycling and recuperation ratios showed robust functioning and dose response curves demonstrated the potential to extend the dose range to beyond 600 Gy. Multiple aliquot additive dose (MAAD)TT-OSL protocols were used to test for sensitivity changes in the SAR TT-OSL protocol up to doses of 1200 Gy. A strong dose dependent deviation of the SAR TT-OSL relative to the MAAD TT-OSL dose response is observed. Comparison of the TT-OSL and OSL sensitivity data obtained from the MAAD and SAR data sets shows a lack of proportionality between TT-OSL and OSL for the SAR data which will result in a problem when SAR dose response curves are constructed using many regeneration points with doses above 300 Gy. (C) 2011 Elsevier Ltd. All rights reserved.

KW - thermally-transferred OSL

KW - quartz

KW - SAR

KW - sensitivity change

KW - MAAD

KW - dune sand

KW - Arabian Peninsula

U2 - 10.1016/j.radmeas.2011.03.020

DO - 10.1016/j.radmeas.2011.03.020

M3 - Article

VL - 46

SP - 573

EP - 579

JO - Radiation Measurements

JF - Radiation Measurements

SN - 1350-4487

IS - 6-7

ER -

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