Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ...
<!--!introduction!--> Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar Medium Scale Travelling Ionospheric Disturbances (MSTIDs) and Near Range Echoes (NREs) are both natural phenomena obse...
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GFZ German Research Centre for Geosciences
2023
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Online Access: | https://dx.doi.org/10.57757/iugg23-1088 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5018129 |
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ftdatacite:10.57757/iugg23-1088 2023-07-23T04:15:52+02:00 Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... Hiyadutuje, Alicreance Habarulema, John Bosco Kosch, Michael Stephenson, Judy Xiangcai, Chen Tshimangadzo, Matamba 2023 https://dx.doi.org/10.57757/iugg23-1088 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5018129 unknown GFZ German Research Centre for Geosciences Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 Article ConferencePaper Oral 2023 ftdatacite https://doi.org/10.57757/iugg23-1088 2023-07-03T16:29:21Z <!--!introduction!--> Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar Medium Scale Travelling Ionospheric Disturbances (MSTIDs) and Near Range Echoes (NREs) are both natural phenomena observed by SuperDARN High Frequency (HF) radars. In this study, we use the Zhongshan SuperDARN HF radar (69.37° S, 76.38° E) in Antarctica to observe MSTIDs and NREs in the far and near ranges, respectively. It is now established that MSTIDs partially modulate NREs caused by the Gradient Drift Instability (GDI) via the polarization electric field. For the first time, we show that apart from GDI, the NREs caused by Farley Buneman Instability (FBI) may also be partially modulated by the MSTIDs. The Spearman Correlation Coefficient (SCC) shows that ~6 -21% of the NREs backscatter power could be statistically explained by the MSTIDs backscatter power received by the same radar. We also perform a long term (2010 - 2019) ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Antarc* Antarctica DataCite Metadata Store (German National Library of Science and Technology) Farley ENVELOPE(-152.500,-152.500,-86.583,-86.583) Zhongshan ENVELOPE(76.371,76.371,-69.373,-69.373) |
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DataCite Metadata Store (German National Library of Science and Technology) |
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<!--!introduction!--> Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar Medium Scale Travelling Ionospheric Disturbances (MSTIDs) and Near Range Echoes (NREs) are both natural phenomena observed by SuperDARN High Frequency (HF) radars. In this study, we use the Zhongshan SuperDARN HF radar (69.37° S, 76.38° E) in Antarctica to observe MSTIDs and NREs in the far and near ranges, respectively. It is now established that MSTIDs partially modulate NREs caused by the Gradient Drift Instability (GDI) via the polarization electric field. For the first time, we show that apart from GDI, the NREs caused by Farley Buneman Instability (FBI) may also be partially modulated by the MSTIDs. The Spearman Correlation Coefficient (SCC) shows that ~6 -21% of the NREs backscatter power could be statistically explained by the MSTIDs backscatter power received by the same radar. We also perform a long term (2010 - 2019) ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Hiyadutuje, Alicreance Habarulema, John Bosco Kosch, Michael Stephenson, Judy Xiangcai, Chen Tshimangadzo, Matamba |
spellingShingle |
Hiyadutuje, Alicreance Habarulema, John Bosco Kosch, Michael Stephenson, Judy Xiangcai, Chen Tshimangadzo, Matamba Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
author_facet |
Hiyadutuje, Alicreance Habarulema, John Bosco Kosch, Michael Stephenson, Judy Xiangcai, Chen Tshimangadzo, Matamba |
author_sort |
Hiyadutuje, Alicreance |
title |
Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
title_short |
Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
title_full |
Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
title_fullStr |
Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
title_full_unstemmed |
Long term statistical analysis of coupling between F-region Travelling Ionospheric Disturbances and E-region instabilities observed by Zhongshan HF radar ... |
title_sort |
long term statistical analysis of coupling between f-region travelling ionospheric disturbances and e-region instabilities observed by zhongshan hf radar ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-1088 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5018129 |
long_lat |
ENVELOPE(-152.500,-152.500,-86.583,-86.583) ENVELOPE(76.371,76.371,-69.373,-69.373) |
geographic |
Farley Zhongshan |
geographic_facet |
Farley Zhongshan |
genre |
Antarc* Antarctica |
genre_facet |
Antarc* Antarctica |
op_rights |
Creative Commons Attribution 4.0 International https://creativecommons.org/licenses/by/4.0/legalcode cc-by-4.0 |
op_doi |
https://doi.org/10.57757/iugg23-1088 |
_version_ |
1772177004481740800 |