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THERMOLUMINESCENT DATING OF THE LOESS SEQUENCE OF THE LATE QUATERNARY-THE COMPARING STUDY ON THE WEINAN AND HUINING SECTIONS
Author(s): 
Pages: 67-72
Year: Issue:  3
Journal: MARINE GEOLOGY & QUATERNARY GEOLOGY

Keyword:  黄土-古土壤热释光测年末次间冰期渭南和会宁剖面;
Abstract: 利用细颗粒热释光技术对渭南、会宁黄土剖面末次间冰期以来黄土-古土壤共15个样品进行了年龄测定.实验中,通过光晒退确定各个样品的残留热释光强度,应用残留热释光法测定等效剂量值,结果显示,在测定的热释光年龄数据基础上确定的两剖面的S0/L1、L1/S1、S1/L2界线年龄基本一致,并与SPECMAP深海氧同位素1/2、4/5、5/6阶段的界线年龄可较好对比,这也表明应用热释光方法测定的末次间冰期以来黄土-古土壤的年龄是可信的.
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