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Luminescence age constraints on the Pleistocene -Holocene transition recorded in loess sequences across SE Europe

机译:在SE Europe的黄土序列中录制的更新世--Holocene转型的发光龄约束

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摘要

Here we investigate the timing of the last glacial loess (L1) -Holocene soil (SO) transition recorded in loess-paleosol sequences from SE Europe (Ukraine, Romania, Serbia) by applying comparative luminescence dating techniques on quartz and feldspars. Equivalent dose measurements were carried out using the single-aliquot regenerative-dose (SAR) protocol on silt (4-11 mu m) and sand-sized (63-90 mu m and coarser fraction when available) quartz. Feldspar infrared stimulated luminescence (IRSL) emitted by 4-11 tun polymineral grains was measured using the post IR-IRSL290 technique.
机译:在这里,我们通过在石英和长石上应用比较发光约会技术,调查在Se Europe(乌克兰,罗马尼亚,塞尔维亚)的黄土 - 古溶胶序列中记录的最后冰冷黄土(L1)--Holocene土壤(SO)过渡。 在淤泥(4-11μm)上使用单点等分试样再生剂剂量(SAR)方案进行等效剂量测量,并在可用时涂抹63-90μm和较粗糙的分数)。 使用POST IR-IRSL290技术测量由4-11次曲调聚合物晶体发射的长石红外刺激发光(IRSL)。

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  • 来源
    《Quaternary geochronology》 |2019年第2019期|共7页
  • 作者单位

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Univ Bucharest Fac Phys Atomistilor 405 Magurele 077125 Romania;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

    Tech Univ Denmark Ctr Nucl Technol DTU Riso Campus Roskilde Denmark;

    Univ Bayreuth BayCEER Univ Str 30 D-94450 Bayreuth Germany;

    Univ Novi Sad Lab Paleoenvironm Reconstruct Fac Sci Trg Dositeja Obradovica 2 Novi Sad 21000 Serbia;

    Taras Shevchenko Natl Univ Kyiv Earth Sci &

    Geomorphol Dept Glushkova Prospect 2a UA-03127 Kiev Ukraine;

    Babes Bolyai Univ Interdisciplinary Res Inst Bionanosci Treboniu Laurian 42 Cluj Napoca 400271 Romania;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 地球物理学;
  • 关键词

    Loess; Luminescence dating; Magnetic susceptibility; Pleistocene-holocene transition; Southeastern europe;

    机译:黄土;发光约会;磁化率;全新生 - 全新世过渡;东南欧;

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