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强震前异常电场激发声重波对电离层的影响

徐彤 胡艳莉 王敏 吴健 吴振森 索玉成

徐彤, 胡艳莉, 王敏, 吴健, 吴振森, 索玉成. 强震前异常电场激发声重波对电离层的影响[J]. 空间科学学报, 2013, 33(4): 436-440. doi: 10.11728/cjss2013.04.436
引用本文: 徐彤, 胡艳莉, 王敏, 吴健, 吴振森, 索玉成. 强震前异常电场激发声重波对电离层的影响[J]. 空间科学学报, 2013, 33(4): 436-440. doi: 10.11728/cjss2013.04.436
XU Tong, HU Yanli, WANG Min, WU Jian, WU Zhensen, SUO Yucheng. Effect of Acoustic Gravity Waves Excited by Anomalous Electric Field on Ionosphere Before Strong Earthquakes[J]. Journal of Space Science, 2013, 33(4): 436-440. doi: 10.11728/cjss2013.04.436
Citation: XU Tong, HU Yanli, WANG Min, WU Jian, WU Zhensen, SUO Yucheng. Effect of Acoustic Gravity Waves Excited by Anomalous Electric Field on Ionosphere Before Strong Earthquakes[J]. Journal of Space Science, 2013, 33(4): 436-440. doi: 10.11728/cjss2013.04.436

强震前异常电场激发声重波对电离层的影响

doi: 10.11728/cjss2013.04.436
基金项目: 国家自然科学基金项目(41004066, 41004065, 41104108)和地震行业专项项目(201008007)共同资助
详细信息
    作者简介:

    徐彤, xutong1104@126.com

  • 中图分类号: P352

Effect of Acoustic Gravity Waves Excited by Anomalous Electric Field on Ionosphere Before Strong Earthquakes

  • 摘要: 震前地震孕育期地表异常增强的电场,通过大气电导率传输到电离层高度.该异常电场通过非稳态局部加热,可以在电离层高度激发声重波.基于该理论,利用一维时变中纬电离层物理模型,模拟了该扰动源对电离层电子密度的影响.结果表明,重力波引起的中性风速度扰动对电离层电子密度分布影响甚微,该机理无法解释震前电离层异常扰动现象.

     

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出版历程
  • 收稿日期:  2012-05-11
  • 修回日期:  2013-01-06
  • 刊出日期:  2013-07-15

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