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Comparative analysis of electron density and electric field fluctuations in highly active auroras observed by a sounding rocket S-310JA-12: Preliminary results
https://doi.org/10.15094/00004030
https://doi.org/10.15094/00004030a450bc53-7958-43cd-a83e-f23fc25b3e0a
名前 / ファイル | ライセンス | アクション |
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KJ00000035876 (1.1 MB)
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Item type | 紀要論文(ELS) / Departmental Bulletin Paper(1) | |||||
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公開日 | 1988-02-01 | |||||
タイトル | ||||||
タイトル | Comparative analysis of electron density and electric field fluctuations in highly active auroras observed by a sounding rocket S-310JA-12: Preliminary results | |||||
言語 | ||||||
言語 | eng | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
ID登録 | ||||||
ID登録 | 10.15094/00004030 | |||||
ID登録タイプ | JaLC | |||||
ページ属性 | ||||||
内容記述タイプ | Other | |||||
内容記述 | P(論文) | |||||
著者名(英) |
Mori, Hirotaka
× Mori, Hirotaka× Sagawa, Eiichi× Ogawa, Tadahiko× Ogawa, Toshio× Yamagishi, Hisao× Fukunishi, Hiroshi |
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著者所属(英) | ||||||
en | ||||||
Hiraiso Solar Terrestrial Research Center, Radio Research Laboratory/Radio Research Laboratory/Radio Research Laboratory/Department of Physics, Faculty of Science, Kochi University/National Institute of Polar Research/Faculty of Science, Tohoku University | ||||||
抄録(英) | ||||||
内容記述タイプ | Other | |||||
内容記述 | The S-310JA-12 rocket was launched geomagnetically northward from Syowa Station, Antarctica, during a strong substorm period. The onboard instruments were a Faraday cup for measuring electron density and its fluctuations up to 8kHz together with total flux of electrons with energies above 105eV and a pair of double probes for measuring DC electric field and electric field fluctuations of 5-220Hz, which detected various kinds of ELF-VLF band fluctuations during the flight. During the ascent, the Faraday cup observed strong VLF fluctuations in the E region and burst-like fluctuations over the region from 140 to 200km in altitude. The former might be caused by the two-stream instability and/or the cross-field instability, while the latter is considered to be generated artifitially around the rocket. Around the height of 220km, quasi-sinusoidal waves with the frequency of about 150Hz were observed by the both instruments. They are found to be right-hand circularly or elliptically polarized waves by crosscorrelation analysis. During the descent, the rocket passed through highly active auroras and the both instruments observed strong ELF fluctuations. It is suggested by the Faraday cup measurement that the rocket was considerably charged up by the precipitating electrons in the auroras. | |||||
雑誌書誌ID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AA10756224 | |||||
書誌情報 |
Proceedings of the NIPR Symposium on Upper Atmosphere Physics 巻 1, p. 16-24, 発行日 1988-02 |
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出版者 | ||||||
出版者 | National Institute of Polar Research |