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Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading
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| Zeitschriftentitel: | Journal of Geophysical Research: Space Physics |
|---|---|
| Personen und Körperschaften: | , , , , , , |
| In: | Journal of Geophysical Research: Space Physics, 122, 2017, 9, S. 9474-9488 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
American Geophysical Union (AGU)
|
| Schlagwörter: |
| author_facet |
Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. |
|---|---|
| author |
Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. |
| spellingShingle |
Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. Journal of Geophysical Research: Space Physics Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading Space and Planetary Science Geophysics |
| author_sort |
zhang, b. |
| spelling |
Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. 2169-9380 2169-9402 American Geophysical Union (AGU) Space and Planetary Science Geophysics http://dx.doi.org/10.1002/2016ja023646 <jats:title>Abstract</jats:title><jats:p>We have conducted a series of controlled numerical simulations to investigate the response of dayside reconnection to idealized, ionosphere‐sourced mass loading processes to determine whether they affect the integrated dayside reconnection rate. Our simulation results show that the coupled solar wind‐magnetosphere system may exhibit both local and global control behaviors depending on the amount of mass loading. With a small amount of mass loading, the changes in local reconnection rate affects magnetosheath properties only weakly and the geoeffective length in the upstream solar wind is essentially unchanged, resulting in the same integrated dayside reconnection rate. With a large amount of mass loading, however, the magnetosheath properties and the geoeffective length are significantly affected by slowing down the local reconnection rate, resulting in an increase of the magnetic pressure in the magnetosheath, with a significant reduction in the geoeffective length in the upstream solar wind and in the integrated dayside reconnection rate. In this controlled simulation setup, the behavior of dayside reconnection potential is determined by the role of the enhanced magnetic pressure in the magnetospheath due to magnetospheric mass loading. The reconnection potential starts to decrease significantly when the enhanced magnetic pressure alters the thickness of the magnetosheath.</jats:p> Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading Journal of Geophysical Research: Space Physics |
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| title |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_unstemmed |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_full |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_fullStr |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_full_unstemmed |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_short |
Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_sort |
transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| topic |
Space and Planetary Science Geophysics |
| url |
http://dx.doi.org/10.1002/2016ja023646 |
| publishDate |
2017 |
| physical |
9474-9488 |
| description |
<jats:title>Abstract</jats:title><jats:p>We have conducted a series of controlled numerical simulations to investigate the response of dayside reconnection to idealized, ionosphere‐sourced mass loading processes to determine whether they affect the integrated dayside reconnection rate. Our simulation results show that the coupled solar wind‐magnetosphere system may exhibit both local and global control behaviors depending on the amount of mass loading. With a small amount of mass loading, the changes in local reconnection rate affects magnetosheath properties only weakly and the geoeffective length in the upstream solar wind is essentially unchanged, resulting in the same integrated dayside reconnection rate. With a large amount of mass loading, however, the magnetosheath properties and the geoeffective length are significantly affected by slowing down the local reconnection rate, resulting in an increase of the magnetic pressure in the magnetosheath, with a significant reduction in the geoeffective length in the upstream solar wind and in the integrated dayside reconnection rate. In this controlled simulation setup, the behavior of dayside reconnection potential is determined by the role of the enhanced magnetic pressure in the magnetospheath due to magnetospheric mass loading. The reconnection potential starts to decrease significantly when the enhanced magnetic pressure alters the thickness of the magnetosheath.</jats:p> |
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| author | Zhang, B., Brambles, O. J., Cassak, P. A., Ouellette, J. E., Wiltberger, M., Lotko, W., Lyon, J. G. |
| author_facet | Zhang, B., Brambles, O. J., Cassak, P. A., Ouellette, J. E., Wiltberger, M., Lotko, W., Lyon, J. G., Zhang, B., Brambles, O. J., Cassak, P. A., Ouellette, J. E., Wiltberger, M., Lotko, W., Lyon, J. G. |
| author_sort | zhang, b. |
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| container_title | Journal of Geophysical Research: Space Physics |
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| description | <jats:title>Abstract</jats:title><jats:p>We have conducted a series of controlled numerical simulations to investigate the response of dayside reconnection to idealized, ionosphere‐sourced mass loading processes to determine whether they affect the integrated dayside reconnection rate. Our simulation results show that the coupled solar wind‐magnetosphere system may exhibit both local and global control behaviors depending on the amount of mass loading. With a small amount of mass loading, the changes in local reconnection rate affects magnetosheath properties only weakly and the geoeffective length in the upstream solar wind is essentially unchanged, resulting in the same integrated dayside reconnection rate. With a large amount of mass loading, however, the magnetosheath properties and the geoeffective length are significantly affected by slowing down the local reconnection rate, resulting in an increase of the magnetic pressure in the magnetosheath, with a significant reduction in the geoeffective length in the upstream solar wind and in the integrated dayside reconnection rate. In this controlled simulation setup, the behavior of dayside reconnection potential is determined by the role of the enhanced magnetic pressure in the magnetospheath due to magnetospheric mass loading. The reconnection potential starts to decrease significantly when the enhanced magnetic pressure alters the thickness of the magnetosheath.</jats:p> |
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| physical | 9474-9488 |
| publishDate | 2017 |
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| publisher | American Geophysical Union (AGU) |
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| spelling | Zhang, B. Brambles, O. J. Cassak, P. A. Ouellette, J. E. Wiltberger, M. Lotko, W. Lyon, J. G. 2169-9380 2169-9402 American Geophysical Union (AGU) Space and Planetary Science Geophysics http://dx.doi.org/10.1002/2016ja023646 <jats:title>Abstract</jats:title><jats:p>We have conducted a series of controlled numerical simulations to investigate the response of dayside reconnection to idealized, ionosphere‐sourced mass loading processes to determine whether they affect the integrated dayside reconnection rate. Our simulation results show that the coupled solar wind‐magnetosphere system may exhibit both local and global control behaviors depending on the amount of mass loading. With a small amount of mass loading, the changes in local reconnection rate affects magnetosheath properties only weakly and the geoeffective length in the upstream solar wind is essentially unchanged, resulting in the same integrated dayside reconnection rate. With a large amount of mass loading, however, the magnetosheath properties and the geoeffective length are significantly affected by slowing down the local reconnection rate, resulting in an increase of the magnetic pressure in the magnetosheath, with a significant reduction in the geoeffective length in the upstream solar wind and in the integrated dayside reconnection rate. In this controlled simulation setup, the behavior of dayside reconnection potential is determined by the role of the enhanced magnetic pressure in the magnetospheath due to magnetospheric mass loading. The reconnection potential starts to decrease significantly when the enhanced magnetic pressure alters the thickness of the magnetosheath.</jats:p> Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading Journal of Geophysical Research: Space Physics |
| spellingShingle | Zhang, B., Brambles, O. J., Cassak, P. A., Ouellette, J. E., Wiltberger, M., Lotko, W., Lyon, J. G., Journal of Geophysical Research: Space Physics, Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading, Space and Planetary Science, Geophysics |
| title | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_full | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_fullStr | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_full_unstemmed | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_short | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_sort | transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| title_unstemmed | Transition from global to local control of dayside reconnection from ionospheric‐sourced mass loading |
| topic | Space and Planetary Science, Geophysics |
| url | http://dx.doi.org/10.1002/2016ja023646 |