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第23太阳活动周热层大气密度对太阳辐射指数F10.7响应的模拟研究

唐成 李嘉巍 张效信 王文斌 于超

唐成, 李嘉巍, 张效信, 王文斌, 于超. 第23太阳活动周热层大气密度对太阳辐射指数F10.7响应的模拟研究[J]. 空间科学学报, 2021, 41(5): 704-714. doi: 10.11728/cjss2021.05.704
引用本文: 唐成, 李嘉巍, 张效信, 王文斌, 于超. 第23太阳活动周热层大气密度对太阳辐射指数F10.7响应的模拟研究[J]. 空间科学学报, 2021, 41(5): 704-714. doi: 10.11728/cjss2021.05.704
TANG Cheng, LI Jiawei, ZHANG Xiaoxin, WANG Wenbin, YU Chao. TIEGCM Numerical Study on the Thermospheric Density Response to Solar F10.7 Radio Flux Variations during the 23rd Solar Cycle[J]. Chinese Journal of Space Science, 2021, 41(5): 704-714. doi: 10.11728/cjss2021.05.704
Citation: TANG Cheng, LI Jiawei, ZHANG Xiaoxin, WANG Wenbin, YU Chao. TIEGCM Numerical Study on the Thermospheric Density Response to Solar F10.7 Radio Flux Variations during the 23rd Solar Cycle[J]. Chinese Journal of Space Science, 2021, 41(5): 704-714. doi: 10.11728/cjss2021.05.704

第23太阳活动周热层大气密度对太阳辐射指数F10.7响应的模拟研究

doi: 10.11728/cjss2021.05.704
基金项目: 

国家自然科学基金项目(41931073,41774152)和中国科学院空间科学战略性先导科技专项(XDA15350203)共同资助

详细信息
    作者简介:

    李嘉巍,E-mail:lijw@cma.gov.cn

  • 中图分类号: P353

TIEGCM Numerical Study on the Thermospheric Density Response to Solar F10.7 Radio Flux Variations during the 23rd Solar Cycle

  • 摘要: 利用NCAR-TIEGCM计算了第23太阳活动周期间(1996—2008年)400km高度上的大气密度,并统计分析大气密度对太阳辐射指数FF10.7的响应.结果表明,在第23太阳活动周内,大气密度的变化趋势与太阳辐射指数FF10.7的变化趋势基本一致,但是大气密度在不同年份、不同月份对太阳辐射指数FF10.7的响应存在差异.第23太阳活动周内太阳辐射极大值和极小值之比大于4,而大气密度的极大值与极小值之比则大于10.太阳辐射低年的年内大气密度变化不到2倍,而太阳辐射高年的年内大气密度变化可达2倍甚至3倍.大气密度与FF10.7指数在北半球高纬的相关系数比南半球高纬的相关系数大.在低纬地区,太阳辐射高年大气密度与FF10.7指数的相关系数比低年的大.不同纬度上,大气密度与太阳辐射指数FF10.7的27天变化值之间的相关系数都大于其与81天变化值之间的相关系数.

     

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出版历程
  • 收稿日期:  2020-04-01
  • 修回日期:  2021-01-29
  • 刊出日期:  2021-09-15

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