Electron spin resonance dating
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The conference, aimed primarily at Asia-Pacific countries, is open to participants from all over the world.The conference will cover topics ranging from fundamental studies, through advances in equipment technology and analytical procedures, to applications on geological and archaeological materials. Raised reef tracts are assigned to high sea stands from successive interglacial stages 5, 7, 9, 11, 13, and 15. Unpublished Thesis, Mc Gill University, Montreal) that this region has subsided during part of the past 125,000 yr. For the oldest samples, ESR dates tend to exceed He/U dates, suggesting that there might have been He loss from aragonite.It allows the determination of ages of geological sediments and archaeological objects.Age range and precision The age range for pottery and other ceramics covers the entire period in which these materials have been produced.
It has X-band and Q-band microwavebridges and measurements can be carried out between 3 and 700K.The meeting is intended to provide a forum for the presentation and discussion of the latest research in trapped charge dating and related work.The meeting will consist of both oral and poster presentations, and presentations by research students are especially encouraged.The equivalent dose ( was converted to age using ROSY ESR Dating program and the concentration of radioisotopes present in the sample and soil determined through neutron activation analysis. This information is important to contextualize other findings in the region from different sites and to help obtain better information about the climate changes in this region.
The reef tracts of Barbados have been investigated by electron spin resonance dating; all parameters necessary for ESR dating (including effective α-efficiency and thermal stability) were determined without cross checking with another independent dating method.
2nd Asia Pacific Conference, Physical Research Laboratory, Ahmedebad, India, 2009.
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