[1]魏明建,葛永刚,刘兆文,等.泥石流堆积物质释光退火机制研究进展[J].山地学报,2008,(04):433.
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泥石流堆积物质释光退火机制研究进展()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2008年04期
页码:
433
栏目:
山地学报
出版日期:
2008-07-15

文章信息/Info

作者:
魏明建;葛永刚;刘兆文;蔡茂堂;王均平;潘宝林;
首都师范大学资源环境与旅游学院;中国科学院山地灾害与地表过程重点实验室;
关键词:
泥石流; 热释光; 退火
文献标志码:
A
摘要:
采集云南东川蒋家沟泥石流源区、流通区、堆积区泥石流堆积物,利用热释光技术测定泥石流物质的残积热释光剂量,进行泥石流物质的释光退火机制研究。研究表明:泥石流物质释光本底值依源区、流通区、堆积区明显降低,其在运动过程中发生了明显的退火现象,进行泥石流的热释光测年是可行的,尤其对于低频泥石流堆积,释光测年的准确性更高。但泥石流物质的退火并不充分,需要进行本底值的矫正,相关机制需要进一步研究。

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更新日期/Last Update: 2008-07-15