Photoluminescence dating

20-Aug-2017 12:05

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However, SAR data from 3 mm diameter aliquots of feldspar (∼200 grains) give higher than expected equivalent doses (.Two possibilities arise to explain the quartz and feldspar data: (1) that glacial sequences in the NW Highlands re-work inherited (older) glacial deposits and that some of the pre-Devensian existing glacial landforms have only been modified during Devensian glaciation; or (2) that the sedimentary processes operating in these ice-marginal environments are not conducive to adequate bleaching of quartz and feldspar grains.These sediments can be used to study ancient earthquakes, tsunamis, flooding and volcanic eruptions, as well as climate change, glaciation and tectonic uplift. The University of Washington Luminescence Dating Laboratory has been involved in luminescence dating research since the mid-1980s.A service facility was first established in 1983 and the laboratory has developed considerable experience in dating a wide range of archaeological materials from around the world.The laboratory has a long established international research profile; the scope of recent work includes both application to archaeological samples and fundamental investigation of luminescence of natural minerals.

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The laboratory also collaborates with the Department of Earth and Space Sciences for geological applications. James Feathers (Ph D, University of Washington 1990) is director of the laboratory.This research informs the methods applied in the service facility and our current interests include the dating of: For further information on the Luminescence Dating Service please download the pdf leaflet.

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