The Venus Express observation of Venus' induced magnetosphere boundary at solar maximum
文献类型:期刊论文
作者 | Xu, Q.1,7; Xu, X.1,7; Zhang, T. L.6,8; Rong, Z. J.3,4; Wang, M.1,5,7; Wang, J.2,7; Ye, Y.1,7; Zhou, Z.1,7; Chang, Q.1,7; Xu, J.1,7 |
刊名 | ASTRONOMY & ASTROPHYSICS
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出版日期 | 2021-08-18 |
卷号 | 652页码:8 |
关键词 | planets and satellites individual Venus interplanetary medium planets and satellites magnetic fields |
ISSN号 | 0004-6361 |
DOI | 10.1051/0004-6361/202141391 |
英文摘要 | The Venusian plasma environment is divided into two distinct regions by the induced magnetosphere boundary (IMB): the domain of solar wind protons and the domain of local planetary ions. Previous studies on the identification of the IMB gave various IMB definitions. Here we study the well-structured Venusian IMB with a sudden magnetic field rotation and a sharp magnetosheath plasma decrease using Venus Express observations. We statistically investigate the location of such well-structured IMB and give an average location of the IMB at solar maximum. The solar activity and solar wind controls of the Venusian IMB location is also studied in this work. Our results show that the dayside Venusian IMB distance increases with solar activity, but it decreases with increasing solar wind dynamic pressure and interplanetary magnetic field cone angle. The behaviors of the IMB under these conditions are similar to those of the ionopause, indicating that the distance of the Venusian IMB is much correlated with the scale of the ionosphere. We suggest that the variation of the IMB is partially contributed to by the variation of the ionopause, whose altitude is determined by the pressure balance between ionospheric thermal pressure and external magnetic pressure. |
WOS关键词 | MAGNETIC-FIELD ; DAYSIDE IONOPAUSE ; BOW SHOCK ; MARS ; LOCATION ; WIND ; MAGNETOSHEATH ; MAGNETOTAIL ; DEPENDENCE ; ASPERA-4 |
资助项目 | CNRS ; CNES ; Observatoire de Paris ; Universite Paul Sabatier, Toulouse ; Science and Technology Development Fund, Macau SAR[0002/2019/A1] ; Macau Foundation ; pre-research project on Civil Aerospace Technologies - China National Space Administration[D020308] ; pre-research project on Civil Aerospace Technologies - China National Space Administration[D020104] ; Chinese Academy of Sciences[183311KYSB20200017] |
WOS研究方向 | Astronomy & Astrophysics |
语种 | 英语 |
WOS记录号 | WOS:000685856200003 |
出版者 | EDP SCIENCES S A |
资助机构 | CNRS ; CNRS ; CNES ; CNES ; Observatoire de Paris ; Observatoire de Paris ; Universite Paul Sabatier, Toulouse ; Universite Paul Sabatier, Toulouse ; Science and Technology Development Fund, Macau SAR ; Science and Technology Development Fund, Macau SAR ; Macau Foundation ; Macau Foundation ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; Chinese Academy of Sciences ; Chinese Academy of Sciences ; CNRS ; CNRS ; CNES ; CNES ; Observatoire de Paris ; Observatoire de Paris ; Universite Paul Sabatier, Toulouse ; Universite Paul Sabatier, Toulouse ; Science and Technology Development Fund, Macau SAR ; Science and Technology Development Fund, Macau SAR ; Macau Foundation ; Macau Foundation ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; Chinese Academy of Sciences ; Chinese Academy of Sciences ; CNRS ; CNRS ; CNES ; CNES ; Observatoire de Paris ; Observatoire de Paris ; Universite Paul Sabatier, Toulouse ; Universite Paul Sabatier, Toulouse ; Science and Technology Development Fund, Macau SAR ; Science and Technology Development Fund, Macau SAR ; Macau Foundation ; Macau Foundation ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; Chinese Academy of Sciences ; Chinese Academy of Sciences ; CNRS ; CNRS ; CNES ; CNES ; Observatoire de Paris ; Observatoire de Paris ; Universite Paul Sabatier, Toulouse ; Universite Paul Sabatier, Toulouse ; Science and Technology Development Fund, Macau SAR ; Science and Technology Development Fund, Macau SAR ; Macau Foundation ; Macau Foundation ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; pre-research project on Civil Aerospace Technologies - China National Space Administration ; Chinese Academy of Sciences ; Chinese Academy of Sciences |
源URL | [http://ir.iggcas.ac.cn/handle/132A11/101890] ![]() |
专题 | 地质与地球物理研究所_中国科学院地球与行星物理重点实验室 |
通讯作者 | Xu, X. |
作者单位 | 1.Macau Univ Sci & Technol, State Key Lab Lunar & Planetary Sci, Macau, Peoples R China 2.Sun Yat Sen Univ, Sch Atmospher Sci, Planetary Environm & Astrobiol Res Lab PEARL, Zhuhai, Guangdong, Peoples R China 3.Chinese Acad Sci, Inst Geol & Geophys, Key Lab Earth & Planetary Phys, Beijing, Peoples R China 4.Univ Chinese Acad Sci, Coll Earth & Planetary Sci, Beijing, Peoples R China 5.Nanjing Univ Informat Sci & Technol, Inst Space Weather, Nanjing, Peoples R China 6.Austrian Acad Sci, Space Res Inst, Graz, Austria 7.CNSA Macau Ctr Space Explorat & Sci, Macau, Peoples R China 8.Harbin Inst Technol, Shenzhen, Peoples R China |
推荐引用方式 GB/T 7714 | Xu, Q.,Xu, X.,Zhang, T. L.,et al. The Venus Express observation of Venus' induced magnetosphere boundary at solar maximum[J]. ASTRONOMY & ASTROPHYSICS,2021,652:8. |
APA | Xu, Q..,Xu, X..,Zhang, T. L..,Rong, Z. J..,Wang, M..,...&Luo, L..(2021).The Venus Express observation of Venus' induced magnetosphere boundary at solar maximum.ASTRONOMY & ASTROPHYSICS,652,8. |
MLA | Xu, Q.,et al."The Venus Express observation of Venus' induced magnetosphere boundary at solar maximum".ASTRONOMY & ASTROPHYSICS 652(2021):8. |
入库方式: OAI收割
来源:地质与地球物理研究所
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