Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ...
<!--!introduction!--> Broadband very low frequency (VLF) radio waves measured in northern Finland, is used to study a new type of VLF emissions displaying several strip-like structure observed in the 5–39 kHz frequency range. We call these emissions banded structure (BS). Analyzing campaigns f...
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GFZ German Research Centre for Geosciences
2023
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ftdatacite:10.57757/iugg23-1185 2023-06-11T04:15:19+02:00 Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... Macotela, Liliana Manninen, Jyrki 2023 https://dx.doi.org/10.57757/iugg23-1185 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5017406 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 ConferencePaper Oral Article 2023 ftdatacite https://doi.org/10.57757/iugg23-1185 2023-06-01T11:55:17Z <!--!introduction!--> Broadband very low frequency (VLF) radio waves measured in northern Finland, is used to study a new type of VLF emissions displaying several strip-like structure observed in the 5–39 kHz frequency range. We call these emissions banded structure (BS). Analyzing campaigns from 2006 to 2022, we found that BS emission are observed in the local evening, from 16 to 01 MLT, during quiet geomagnetically periods, and usually last about 1 hour. The strip elements vary in time and frequency over the event duration and the frequency separation between adjacent bands of BS lies in the range 300–800 Hz. The emissions can be observed either in the high VLF frequency ranges or spanning from low to high frequency ranges. We also examined magnetometers data, from sensors located roughly at the same longitude as the VLF receiver. The results show that about 65% of the events stop been observed at about the beginning of the growth phase of substorms. We discuss whether their origin might be due to ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... Conference Object Northern Finland DataCite Metadata Store (German National Library of Science and Technology) |
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<!--!introduction!--> Broadband very low frequency (VLF) radio waves measured in northern Finland, is used to study a new type of VLF emissions displaying several strip-like structure observed in the 5–39 kHz frequency range. We call these emissions banded structure (BS). Analyzing campaigns from 2006 to 2022, we found that BS emission are observed in the local evening, from 16 to 01 MLT, during quiet geomagnetically periods, and usually last about 1 hour. The strip elements vary in time and frequency over the event duration and the frequency separation between adjacent bands of BS lies in the range 300–800 Hz. The emissions can be observed either in the high VLF frequency ranges or spanning from low to high frequency ranges. We also examined magnetometers data, from sensors located roughly at the same longitude as the VLF receiver. The results show that about 65% of the events stop been observed at about the beginning of the growth phase of substorms. We discuss whether their origin might be due to ... : The 28th IUGG General Assembly (IUGG2023) (Berlin 2023) ... |
format |
Conference Object |
author |
Macotela, Liliana Manninen, Jyrki |
spellingShingle |
Macotela, Liliana Manninen, Jyrki Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
author_facet |
Macotela, Liliana Manninen, Jyrki |
author_sort |
Macotela, Liliana |
title |
Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
title_short |
Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
title_full |
Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
title_fullStr |
Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
title_full_unstemmed |
Ground-based observation of VLF banded structured emission in the 5–39 kHz frequency range ... |
title_sort |
ground-based observation of vlf banded structured emission in the 5–39 khz frequency range ... |
publisher |
GFZ German Research Centre for Geosciences |
publishDate |
2023 |
url |
https://dx.doi.org/10.57757/iugg23-1185 https://gfzpublic.gfz-potsdam.de/pubman/item/item_5017406 |
genre |
Northern Finland |
genre_facet |
Northern Finland |
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/iugg23-1185 |
_version_ |
1768372031981617152 |