地磁场长期变化研究新动向:海洋沉积的相对古强度记录

被引:1
作者
韩家懋
姜文英
机构
[1] 中国科学院地质与地球物理研究所,中国科学院地质与地球物理研究所北京,北京
关键词
地磁场; 长期变; 相对古强度; 10Be产率; 归一化; 深海沉积;
D O I
暂无
中图分类号
P318.21 [];
学科分类号
070801 ;
摘要
地磁场变化的研究在地球科学的很多方面具有重要的应用价值,如何获得地磁场长期变标准曲线,是地球物理学重要的研究课题.文中综述了国外对深海沉积记录长时间尺度相对古强度研究的最新成果,系统介绍了200 ka和整个布容期的相对古强度变化曲线,变化曲线可靠性的验证方法,及其在定年、古气候研究中的应用,并指出了进一步研究需要注意的问题.
引用
收藏
页码:47 / 52
页数:6
相关论文
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