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05-Feb-2018 22:57

New advances in OSL methods may push this limit towards ½ million years in the near future. The luminescence dating laboratory at Wits is the only one of its kind in southern Africa.

We have a range of specialist facilities, including We provide luminescence ages on a collaborative basis (co-authorship on publications using lab results), with a fee of R4600 VAT per sample. We would like to give advice on sampling strategies before fieldwork is attempted.

OSL dating is therefore applicable only to sediments that were exposed to sunlight during their last episode of transport and deposition.

This permits the dating of aeolian, fluvial, shoreline and lake sediment, but not, for example, sub-glacial sediment.

This instrument is the basic and fundamental element for any thermoluminescence analysis laboratory.

Using this technique, it is possible to date many samples from archeological sites, such as ceramics, brick, hearths, fire pits, kiln and smelter walls, heat treated flint or other heat-processed materials, sand and glass.

The ISGS OSL dating lab is equipped with a Risø TL/OSL-DA-20 Reader; Gamma Spectrometers; two amber light prep labs with fume hoods, shatter box, auto-grinding mortal, dry oven, and furnaces. Above Right: ISGS Risø TL/OSL-DA-20 Reader in dark lab Above Left: ISGS Gamma Spectrometry Lab.Since many years IPSES manufactures and supplies complete laboratories for thermoluminescence analysis for universities and research institutes both in Italy and abroad, providing not only all the necessary equipment, but also advice and training to guide in choosing the best solutions and using the equipment.Our thermoluminescence laboratories are currently used in: Italian National Institute for the Physics of Matter (INFM); University of Milan-Bicocca; University of Torino; University of Lecce; University of Bari; the Research Institute Pastis CNRSM of Brindisi; the Arcadia - Technologies for Cultural Heritage, Milan; Department of Conservation and Restoration of the Museum of Xian (China); Tubitak Marmara Research Institute - CNRS, Gebze (Turkey); Department of Archeology – National Museum and Library of Myanmar.Above Right: Auto-grinding mortal and Merinelli Beaker Above Left: Furnaces and shatter box containers.

The University of Washington Luminescence Dating Laboratory has been involved in luminescence dating research since the mid-1980s.

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