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各向异性地球物理与矢量场
  • ISSN号:0023-074X
  • 期刊名称:《科学通报》
  • 时间:0
  • 分类:P631.4[天文地球—地质矿产勘探;天文地球—地质学]
  • 作者机构:[1]中国地质大学地球物理与信息技术学院地质过程与矿产资源国家重点实验室,北京100083, [2]中国科学院地球化学研究所矿床地球化学国家重点实验室,贵阳550081, [3]清华大学数学科学系,北京100084, [4]吉林大学地球探测科学与技术学院,长春130026, [5]中国地震局地震预测研究所,北京100036
  • 相关基金:国家自然科学基金(41425017,41604119,41574126,41504107,41530320);中国石油天然气集团公司“弹性波地震成像技术合作研发”;中国石油化工股份有限公司“塔河10区西缝洞体全方位三维预测及连通性研究”项目资助
中文摘要:

地球介质电阻率、极化率、速度和品质因子等物理性质的各向异性是广泛存在且被证明不可忽视的,因此,在地震学和固体地球电磁场研究中,各向异性问题的讨论由来已久,且是最近十多年来的前沿领域与热点.最近几年随着信息技术的快速发展,以及地球物理从一维到二维、三维和不同高度的矢量、立体张量观测技术的发展,使得研究更复杂的各向异性介质及地球物理响应矢量数据的发掘和应用成为可能,从而给现有的地球物理理论、方法和技术带来了严峻的挑战.尤其信息科学领域云计算技术和大数据研究与应用的蓬勃兴起,大量地球物理观测数据的利用和共享成为一种发展趋势.第567次香山科学会议"各向异性地球物理与矢量场技术"旨在通过对国内外各向异性地球物理和矢量场前沿研究的介绍、分析,会同后续云计算、地震学与矢量地球物理场观测仪器与技术3篇专业文章的详细展开,发掘、总结各向异性理论方法与矢量场研究中急需解决的关键科学和技术问题,以促进基础性、共性问题的攻关与探索.

英文摘要:

It has been proved that the physical anisotropies of earth medium, such as resistivity, electric susceptibility, velocity, and quality factor, et al., exist and can't be ignored. For this reason, researches on anisotropy began tens of years ago and now become a hotspot in the field of seismology and geo-electromagnetism in recent years. Promoted by development of information sciences and technology, especially driven by technological progresses of sensor, storage and communication of big dataset, the observations of geophysical field have been upgraded to 2-and 3-dimensional, multi-component vector and tensor measurements at different elevations and spatial sizes, such as 6-component seismic and 5-component MT acquisition provided the possibilities of anisotropic inversion and more precise prediction on physical parameters in geosciences. However, serious challenges have been faced by the traditional geophysics, just because the theoretical principles, methods and techniques of geophysics were built on the basis of scalar observation, and massive vector data are observed and their sharing and utilization become an incontrovertible trend. Thus, in this No.567 Xiangshan-Science Conferences, the progresses and problems in the study of anisotropic geophysics and vector field were introduced and analyzed according to 4 sections. First, different scale and types of vibrations from 6-component earthquake, 3-component seismic exploration and micro-seismic monitoring, and the relations in between are presented and discussed. Secondly, numerical simulations and inversions of resistivity anisotropy are given more discussions; especially on the non-uniqueness of anisotropic inversions for apparent resistivity, tensor observation and azimuthal acquisition were also addressed. Thirdly, the joint geophysical measurements from different altitudes, including well logging, underground geophysical prospecting, airborne and satellite geophysical observations are expected to be used on land, in the ocean and in the air. Finally, in

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期刊信息
  • 《科学通报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国科学院
  • 主编:周光召
  • 地址:北京东黄城根北街16号
  • 邮编:100717
  • 邮箱:csb@scichina.org
  • 电话:010-64036120 64012686
  • 国际标准刊号:ISSN:0023-074X
  • 国内统一刊号:ISSN:11-1784/N
  • 邮发代号:80-213
  • 获奖情况:
  • 首届国家期刊奖,中国期刊方阵“双高”期刊,第三届中国出版政府奖
  • 国内外数据库收录:
  • 美国化学文摘(网络版),美国数学评论(网络版),美国工程索引,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:81792