نتایج جستجو برای: luminescence dating

تعداد نتایج: 27251  

Journal: :Geochronology 2021

Abstract. The dose rate of the 90Sr / 90Y beta source used in most luminescence readers is a laboratory key parameter. There well-established body knowledge about parameters controlling accuracy and precision calibration value but some hard-to-explain inconsistencies still exist. Here, we have investigated impact grain size, aliquot size irradiation geometry on resulting through experiments sim...

ژورنال: کواترنری ایران 2018
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Mirak (Semnan, Iran) is a Paleolithic site located in a dry floodplain near the northern edge of the Iranian Central Desert. The pedo-sedimentary successions of Mirak 8 are deposited from late Pleistocene to Late Holocene,. The chronological framework was established using optically stimulated luminescence (OSL) dating. The oldest studied units dating back to ~50 ± 3.0 ka. Within this stratigra...

Journal: :Journal of Archaeological Science: Reports 2022

Coastal adaptations have been considered to play an important role in the bio-cultural evolution of early Homo sapiens and their dispersal out Africa. In line with this assessment, recent years seen increasing evidence for exploitation seafood from Middle Stone Age (MSA) northern southern Yet, chronological control constitutes a key problem better understanding these behaviours, little well-dat...

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