zhenbo

ISSN 2096-7780 CN 10-1665/P

留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

利用远震接收函数探测襄樊台下方地壳厚度及泊松比

刘迁 赵瑞 栗宁

刘迁, 赵瑞, 栗宁. 利用远震接收函数探测襄樊台下方地壳厚度及泊松比[J]. 地震科学进展, 2021, (5): 230-233. doi: 10.3969/j.issn.2096-7780.2021.05.005
引用本文: 刘迁, 赵瑞, 栗宁. 利用远震接收函数探测襄樊台下方地壳厚度及泊松比[J]. 地震科学进展, 2021, (5): 230-233. doi: 10.3969/j.issn.2096-7780.2021.05.005
Qian Liu, Rui Zhao, Ning Li. Crustal thickness and Poisson’s ratio beneath Xiangfan seismic station revealed by teleseismic receiver functions[J]. Progress in Earthquake Sciences, 2021, (5): 230-233. doi: 10.3969/j.issn.2096-7780.2021.05.005
Citation: Qian Liu, Rui Zhao, Ning Li. Crustal thickness and Poisson’s ratio beneath Xiangfan seismic station revealed by teleseismic receiver functions[J]. Progress in Earthquake Sciences, 2021, (5): 230-233. doi: 10.3969/j.issn.2096-7780.2021.05.005

利用远震接收函数探测襄樊台下方地壳厚度及泊松比

doi: 10.3969/j.issn.2096-7780.2021.05.005
基金项目: 湖北省地震局基础科研基金项目(IS201866292-34)和中国地震局地震研究所所长基金(IS201856187)联合资助
详细信息
    通讯作者:

    刘迁(1989-),男,工程师,主要从事地震资料分析与处理方面的工作。E-mail:qliu2013@163.com

  • 中图分类号: P315.2

Crustal thickness and Poisson’s ratio beneath Xiangfan seismic station revealed by teleseismic receiver functions

  • 摘要: 利用襄樊台2015—2018年记录的震中距30°—90°,震级5.5级以上(含5.5级)的高信噪比远震波形事件,通过时间域反褶积方法提取台站接收函数,并用H-k扫描叠加方法得到台站下方地壳厚度和波速比。结果表明,襄樊台下方地壳厚度为35 km,略高于大陆地壳平均厚度33 km,处于西部山区厚地壳与中东部薄地壳的过渡地带。泊松比偏低,存在因区域内地壳应力积累发生微小地震的可能性。

     

  • 图  1  台站周边断层分布图

    F1:襄樊—广济断裂;F2:钟祥断裂带;F3:南漳断裂带;F4:青峰断裂;F5:竹山断裂;F6:远安断裂带;F7:雾渡河断裂;F8:信阳—金寨断裂

    Figure  1.  Distribution of faults around Xiangfan seismic station

    F1:Xiangfan-Guangji fault;F2:Zhongxiang fault zone;F3:Nanzhang fault zone;F4:Qingfeng fault; F5:Zhushan fault;F6:Yuanan fault zone;F7:Wuduhe fault;F8:Xinyang-Jinzhai fault

    图  2  远震事件分布图

    Figure  2.  Locations of the teleseismic events

    图  3  叠加后的接收函数以及H-k扫描叠加结果

    Figure  3.  Receiver functions after stacking and the H-k stacking result

  • [1] 钱银苹,沈旭章,李翠芹,等. 利用接收函数方法确定青藏高原东北缘近地表S波速度[J]. 地球物理学报,2018,61(10):3951-3963

    Qian Yinping,Shen Xuzhang,Li Cuiqin,et al. Constraining the sub-surface S-wave velocity of the northeastern margin of Tibetan Plateau with receiver functions[J]. Chinese Journal of Geophysics,2018,61(10):3951-3963
    [2] 许英才,曾宪伟,许文俊,等. 基于台阵的青藏高原东北缘海原—六盘山断裂带及邻区地壳结构研究[J]. 中国地震,2018,34(3):484-497 doi: 10.3969/j.issn.1001-4683.2018.03.010

    Xu Yingcai,Zeng Xianwei,Xu Wenjun,et al. Research on crustal structure of the Haiyuan-Liupanshan fault zone and its adjacent in northeastern Qinghai-Tibetan plateau based on seismic array[J]. Earthquake Research in China,2018,34(3):484-497 doi: 10.3969/j.issn.1001-4683.2018.03.010
    [3] 原世豪,陈永顺. 利用P波接收函数方法研究华北克拉通西部地壳和上地幔间断面[J]. 地球物理学进展,2015,30(6):2589-2595 doi: 10.6038/pg20150617

    Yuan Shihao,Chen Yongshun. Investigation on crustal and upper mantle discontinuities in western part of North China Craton using P wave receiver functions[J]. Progress in Geophysics,2015,30(6):2589-2595 doi: 10.6038/pg20150617
    [4] 李天觉,陈棋福. 利用接收函数方法研究中国东北东南部地区不同构造体的地壳特征[J]. 地球物理学报,2019,62(8):2899-2917 doi: 10.6038/cjg2019M0379

    Li Tianjue,Chen Qifu. Crustal structure of different tectonic units in southeastern part of Northeast China using receiver functions[J]. Chinese Journal of Geophysics,2019,62(8):2899-2917 doi: 10.6038/cjg2019M0379
    [5] 贺传松,王椿镛,吴庆举. 接收函数方法及其新的进展[J]. 地球物理学进展,2003,18(2):224-228 doi: 10.3969/j.issn.1004-2903.2003.02.008

    He Chuansong,Wang Chunyong,Wu Qingju. The receiver function method and its new progress[J]. Progress in Geophysics,2003,18(2):224-228 doi: 10.3969/j.issn.1004-2903.2003.02.008
    [6] 徐强,赵俊猛. 接收函数方法的研究综述[J]. 地球物理学进展,2008,23(6):1709-1716

    Xu Qiang,Zhao Junmeng. A review of the receiver function method[J]. Progress in Geophysics,2008,23(6):1709-1716
    [7] 张莹莹,高原,石玉涛,等. 张家口—渤海地震活动带及其邻区的地壳厚度与泊松比分布[J]. 地震学报,2015,37(4):541-553 doi: 10.11939/jass.2015.04.002

    Zhang Yingying,Gao Yuan,Shi Yutao,et al. Crustal thickness and Poisson’s ratio beneath Zhangjiakou-Bohai seismic active belt and its neighboring regions[J]. Acta Seismologica Sinica,2015,37(4):541-553 doi: 10.11939/jass.2015.04.002
    [8] Zhu L P,Kanamori H. Moho depth variation in southern California from teleseismic receiver functions[J]. J. Geophys. Res.,2000,105(B2):2969-2980 doi: 10.1029/1999JB900322
    [9] 何凯,杜瑞林,董彦君,等. 利用远震接收函数研究湖北地区地壳结构[J]. 大地测量与地球动力学,2018,38(6):646-649,660

    He Kai,Du Ruilin,Dong Yanjun,et al. Crustal structure and Poisson ratio beneath Hubei Province derived from teleseismic receiver functions[J]. Journal of Geodesy and Geodynamics,2018,38(6):646-649,660
    [10] 何静,吴庆举,张瑞青,等. 利用接收函数研究兴蒙造山带阿巴嘎地区的地壳结构[J]. 地球物理学报,2018,61(9):3676-3688 doi: 10.6038/cjg2018M0013

    He Jing,Wu Qingju,Zhang Ruiqing,et al. Crustal structure beneath the Abaga area of Xing’an-Mongolia Orogenic Belt using teleseismic receiver functions[J]. Chinese Journal of Geophysics,2018,61(9):3676-3688 doi: 10.6038/cjg2018M0013
    [11] 张广成,吴庆举,潘佳铁,等. 利用H-K叠加方法和CCP叠加方法研究中国东北地区地壳结构与泊松比[J]. 地球物理学报,2013,56(12):4084-4094 doi: 10.6038/cjg20131213

    Zhang Guangcheng,Wu Qingju,Pan Jiatie,et al. Study of crustal structure and Poisson ratio of NE China by H-K stack and CCP stack methods[J]. Chinese Journal of Geophysics,2013,56(12):4084-4094 doi: 10.6038/cjg20131213
  • 加载中
图(3)
计量
  • 文章访问数:  277
  • HTML全文浏览量:  79
  • PDF下载量:  22
出版历程
  • 收稿日期:  2021-02-18
  • 修回日期:  2021-03-24
  • 网络出版日期:  2021-07-05
  • 刊出日期:  2021-05-25

目录

    /

    返回文章
    返回
    本系统由北京仁和汇智信息技术有限公司设计开发 百度统计