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2. Aeronomy

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  1. Scintillations in the signal-to-noise (SNR) profiles of GNSS radio occultation (RO) measurements at lower ionospheric altitudes are caused by compact layers of high ionization also known as sporadic E (Es) lay...

    Authors: Christina Arras, Laysa Cristina Araújo Resende, Ankur Kepkar, Gethmini Senevirathna and Jens Wickert
    Citation: Earth, Planets and Space 2022 74:163
  2. The thermospheric wind response to a sudden westward turning of the ion velocity at a high latitude was studied by analyzing data obtained with a Fabry–Perot interferometer (FPI; 630 nm), Dynasonde, and Swarm ...

    Authors: Shin-ichiro Oyama, Heikki Vanhamäki, Lei Cai, Anita Aikio, Michael Rietveld, Yasunobu Ogawa, Tero Raita, Mirjam Kellinsalmi, Kirsti Kauristie, Boris Kozelov, Atsuki Shinbori, Kazuo Shiokawa, Takuo T. Tsuda and Takeshi Sakanoi
    Citation: Earth, Planets and Space 2022 74:154
  3. Dynamical changes in the ionosphere and thermosphere during geomagnetic storm times can have a significant impact on our communication and navigation applications, as well as satellite orbit determination and ...

    Authors: Isabel Fernandez-Gomez, Timothy Kodikara, Claudia Borries, Ehsan Forootan, Andreas Goss, Michael Schmidt and Mihail V. Codrescu
    Citation: Earth, Planets and Space 2022 74:121
  4. Electric and magnetic field data from the Swarm constellation mission are used to report on the Poynting flux associated with postsunset topside equatorial spread F. A three-dimensional numerical simulation of pl...

    Authors: J. Rodríguez-Zuluaga, C. Stolle, D. Hysell and D. J. Knudsen
    Citation: Earth, Planets and Space 2022 74:119
  5. The occurrence characteristics of 150-km echoes in low-latitude regions are studied using the Equatorial Atmosphere Radar (EAR) in Indonesia. The long-term observation of the 150-km echoes by the EAR enables u...

    Authors: Tatsuhiro Yokoyama, Rieko Takagi and Mamoru Yamamoto
    Citation: Earth, Planets and Space 2022 74:113
  6. To elucidate the characteristics of electromagnetic conjugacy of traveling ionospheric disturbances just after the 15 January 2022 Hunga Tonga-Hunga Ha’apai volcanic eruption, we analyze Global Navigation Sate...

    Authors: Atsuki Shinbori, Yuichi Otsuka, Takuya Sori, Michi Nishioka, Septi Perwitasari, Takuo Tsuda and Nozomu Nishitani
    Citation: Earth, Planets and Space 2022 74:106
  7. Responding to the ever-growing demand for environmental information, the National Oceanic and Atmospheric Administration (NOAA) seeks to enter into contracts to purchase Global Navigation Satellite System (GNS...

    Authors: Hyeyeon Chang, Jiyun Lee, Hyosang Yoon, Y. Jade Morton and Alex Saltman
    Citation: Earth, Planets and Space 2022 74:108
  8. A strong volcanic eruption caused a clear vertical acoustic resonance between the sea surface and the thermosphere. Its effects are observed as geomagnetic and GPS-TEC oscillations near the volcano and its geo...

    Authors: Toshihiko Iyemori, Michi Nishioka, Yuichi Otsuka and Atsuki Shinbori
    Citation: Earth, Planets and Space 2022 74:103
  9. In this study, the variability of the migrating solar diurnal (DW1) tide in the mesosphere-lower thermosphere (MLT) region during Northern and Southern Hemisphere (NH & SH) Sudden Stratospheric Warmings (SSWs)...

    Authors: Tarique A. Siddiqui, Jorge L. Chau, Claudia Stolle and Yosuke Yamazaki
    Citation: Earth, Planets and Space 2022 74:101
  10. Combining two meteor radar observations at mid-latitudes and MERRA2 reanalysis data, we report an extraordinary quasi-16-day wave (Q16DW) activity in the mesosphere and lower thermosphere (MLT) from about Octo...

    Authors: Xiansi Huang, Kaiming Huang, Shaodong Zhang, Chunming Huang, Yun Gong and Hao Cheng
    Citation: Earth, Planets and Space 2022 74:98
  11. Sporadic E or Es is a transient phenomenon where thin layers of enhanced electron density appear in the ionospheric E region (90–120 km altitude). The neutral wind shear caused by atmospheric tides can lead io...

    Authors: Sahar Sobhkhiz-Miandehi, Yosuke Yamazaki, Christina Arras, Yasunobu Miyoshi and Hiroyuki Shinagawa
    Citation: Earth, Planets and Space 2022 74:88
  12. Ground-Based Augmentation System (GBAS) is a GNSS augmentation system that meets International Civil Aviation Organization (ICAO) requirements to support precision approach and landing. GBAS is based on local ...

    Authors: Slamet Supriadi, Hasanuddin Zainal Abidin, Dudy Darmawan Wijaya, Prayitno Abadi, Susumu Saito and Dwiko Unggul Prabowo
    Citation: Earth, Planets and Space 2022 74:71
  13. In recent years, multistatic specular meteor radars (SMRs) have been introduced to study the Mesosphere and Lower Thermosphere (MLT) dynamics with increasing spatial and temporal resolution. SMRs, compared to ...

    Authors: Harikrishnan Charuvil Asokan, Jorge L. Chau, Raffaele Marino, Juha Vierinen, Fabio Vargas, Juan Miguel Urco, Matthias Clahsen and Christoph Jacobi
    Citation: Earth, Planets and Space 2022 74:69
  14. We carried out a statistical analysis of the propagation characteristics of Es and Medium-Scale Traveling Ionospheric Disturbances (MSTIDs) by combining data of HF Doppler (HFD) sounder and Total Electron Cont...

    Authors: Ryo Matsushima, Keisuke Hosokawa, Jun Sakai, Yuichi Otsuka, Mitsumu K. Ejiri, Michi Nishioka and Takuya Tsugawa
    Citation: Earth, Planets and Space 2022 74:60
  15. Correlation between rainfall and short period GPS-TEC (total electron content) variations are investigated by using the precipitation data obtained on the ground and estimated from satellite observations (JAXA...

    Authors: Toshihiko Iyemori, Akiyasu Yamada, Tadashi Aoyama, Kornyanat Hozumi, Yoshihiro Yokoyama, Yoko Odagi, Yasuharu Sano, Vijak Pangsapa, Thanawat Jarupongsakul, Akinori Saito and Masato Iguchi
    Citation: Earth, Planets and Space 2022 74:45
  16. A number of recent studies have highlighted observational evidence of midnight brightness of the 630.0 nm nightglow, which is usually related to the midnight temperature maximum (MTM) effect. In this report, M...

    Authors: Chih-Yu Chiang, Tzu-Fang Chang and Sunny W. Y. Tam
    Citation: Earth, Planets and Space 2022 74:39
  17. In mid- and low-latitude ionospheric F-region on the dayside, magnetic field and electron density (Ne) fluctuations with amplitude smaller than a few nT and 1–2% of Ne, respectively, are commonly observed. The...

    Authors: Toshihiko Iyemori, Tadashi Aoyama and Yoshihiro Yokoyama
    Citation: Earth, Planets and Space 2022 74:38
  18. Martian topography modulated non-migrating tides play important roles in the upper atmosphere and thus in the ionosphere through their coupling, especially in their longitude variations. In this study, the neu...

    Authors: Yiding Chen, Libo Liu, Huijun Le, Hui Zhang and Ruilong Zhang
    Citation: Earth, Planets and Space 2022 74:26
  19. Imaging observations of OH airglow were performed at Meiji University, Japan (35.6° N, 139.5° E), from May 2018 to December 2019. Mountainous areas are located to the west of the imager, and westerly winds are...

    Authors: Satoshi Ishii, Yoshihiro Tomikawa, Masahiro Okuda and Hidehiko Suzuki
    Citation: Earth, Planets and Space 2022 74:6
  20. High-frequency Doppler (HFD) sounding is one of the major remote sensing techniques used for monitoring the ionosphere. Conventional systems for HFDs mainly utilize analog circuits. However, existing analog sy...

    Authors: Hiroyuki Nakata, Kenro Nozaki, Yuhei Oki, Keisuke Hosokawa, Kumiko K. Hashimoto, Takashi Kikuchi, Jun Sakai, Ichiro Tomizawa and Satoko Saita
    Citation: Earth, Planets and Space 2021 73:209
  21. In this study we performed a detailed analysis on the scale-size of field-aligned currents (FACs) at auroral latitudes, using the well-calibrated magnetic data from the non-dedicated magnetic field mission, Gr...

    Authors: Chao Xiong, Claudia Stolle, Ingo Michaelis, Hermann Lühr, Yunliang Zhou, Hui Wang, Guram Kervalishvili and Jan Rauberg
    Citation: Earth, Planets and Space 2021 73:206
  22. Thermospheric mass density values around the 400-km altitude in the cusp can be significantly enhanced as compared to regions around the cusp. To gain insights into the extent to which the magnitude of the cus...

    Authors: Tomokazu Oigawa, Hiroyuki Shinagawa and Satoshi Taguchi
    Citation: Earth, Planets and Space 2021 73:201
  23. Using meteor radar, radiosonde observations and MERRA-2 reanalysis data from 12 August to 31 October 2006, we report a dynamical coupling from the tropical lower atmosphere to the mesosphere and lower thermosp...

    Authors: Hao Cheng, Kaiming Huang, Alan Z. Liu, Shaodong Zhang, Chunming Huang and Yun Gong
    Citation: Earth, Planets and Space 2021 73:183
  24. The extreme ultraviolet (EUV) imager, EUVI-B, on board the International Space Station (ISS) under the International Space Station–ionosphere-mesosphere-atmosphere plasmasphere cameras (ISS-IMAP) mission was o...

    Authors: Shin’ya Nakano, Yuta Hozumi, Akinori Saito, Ichiro Yoshikawa, Atsushi Yamazaki, Kazuo Yoshioka and Go Murakami
    Citation: Earth, Planets and Space 2021 73:151
  25. We analyze global characteristics of the westward-propagating quasi-16-day wave (Q16DW) with zonal wavenumber 1 (W1) in the troposphere and stratosphere using zonal wind, meridional wind, vertical velocity, te...

    Authors: Wei Li, Chunming Huang and Shaodong Zhang
    Citation: Earth, Planets and Space 2021 73:113
  26. A new technique was developed to estimate the ionospheric total electron content (TEC) from Global Navigation Satellite System (GNSS) satellite signals. The vertically distributed electron density was paramete...

    Authors: Takashi Maruyama, Kornyanat Hozumi, Guanyi Ma, Pornchai Supnithi, Napat Tongkasem and Qingtao Wan
    Citation: Earth, Planets and Space 2021 73:109
  27. The eastward- and westward-traveling 10-day waves with zonal wavenumbers up to 6 from surface to the middle mesosphere during the recent 12 years from 2007 to 2018 are deduced from MERRA-2 data. On the basis o...

    Authors: Chunming Huang, Wei Li, Shaodong Zhang, Gang Chen, Kaiming Huang and Yun Gong
    Citation: Earth, Planets and Space 2021 73:85
  28. Propagation of medium-scale gravity waves (GWs) in the thermosphere/ionosphere is observed remotely, using multi-frequency and multi-point continuous Doppler sounding system located in the western part of Czec...

    Authors: Jaroslav Chum, Kateřina Podolská, Jan Rusz, Jiří Baše and Nikolai Tedoradze
    Citation: Earth, Planets and Space 2021 73:60
  29. The total electron content (TEC) data derived from the GAIA (Ground-to-topside model of Atmosphere Ionosphere for Aeronomy) is used to study the seasonal and longitudinal variation of occurrence of medium-scal...

    Authors: Mani Sivakandan, Yuichi Otsuka, Priyanka Ghosh, Hiroyuki Shinagawa, Atsuki Shinbori and Yasunobu Miyoshi
    Citation: Earth, Planets and Space 2021 73:35
  30. We have performed a statistical data analysis on relationship between simultaneous Na density data and cosmic noise absorption (CNA) data, which is an indicator for energetic particle precipitation, obtained a...

    Authors: T. T. Tsuda, Y. -M. Tanaka, R. Tozu, K. Takizawa, M. K. Ejiri, T. Nishiyama, T. D. Kawahara and T. Nakamura
    Citation: Earth, Planets and Space 2021 73:7
  31. We show the statistical characteristics of quasi-6-day wave (Q6DW) absolute amplitude in foE and foF2 during 2014–2015 by using six ionosondes at different latitudes. The results show that foE perturbations maxim...

    Authors: Yi Liu, Qiong Tang, Guanyi Chen, Zhuangkai Wang and Chen Zhou
    Citation: Earth, Planets and Space 2020 72:190
  32. In this study, the seasonal variations of the EEJ longitudinal profiles were examined based on the full CHAMP satellite magnetic measurements from 2001 to 2010. A total of 7537 satellite noon-time passes acros...

    Authors: Zié Tuo, Vafi Doumbia, Pierdavide Coïsson, N’Guessan Kouassi and Abdel Aziz Kassamba
    Citation: Earth, Planets and Space 2020 72:174
  33. In this study, we have derived field-aligned currents (FACs) from magnetometers onboard the Defense Meteorological Satellite Project (DMSP) satellites. The magnetic latitude versus local time distribution of F...

    Authors: Chao Xiong, Claudia Stolle, Patrick Alken and Jan Rauberg
    Citation: Earth, Planets and Space 2020 72:147
  34. The technique of spherical elementary current systems (SECS) is a powerful way to determine ionospheric and field-aligned currents (FAC) from magnetic field measurements made by low-Earth-orbiting satellites, ...

    Authors: Heikki Vanhamäki, Astrid Maute, Patrick Alken and Huixin Liu
    Citation: Earth, Planets and Space 2020 72:146
  35. This paper used the similarities between the ionospheres on Mars and Earth, the most similar of the terrestrial planets, to examine the relative importance of photochemical and transport processes at dawn and ...

    Authors: Angeline G. Burrell, Beatriz Sánchez-Cano, Olivier Witasse, Mark Lester and Marco Cartacci
    Citation: Earth, Planets and Space 2020 72:140
  36. Using a ground-based five-wavelength photometer, which has been operative in Tromsø, Norway since February 2017, we have statistically analyzed the lifetime of O(1S) to reveal the emission altitude of pulsating a...

    Authors: Yuki Kawamura, Keisuke Hosokawa, Satonori Nozawa, Yasunobu Ogawa, Tetsuya Kawabata, Shin-Ichiro Oyama, Yoshizumi Miyoshi, Satoshi Kurita and Ryoichi Fujii
    Citation: Earth, Planets and Space 2020 72:96
  37. Using a whole atmosphere–ionosphere coupled model GAIA (ground-to-topside model of atmosphere and ionosphere), we have investigated which parameters mainly control day-to-day variation of vertical plasma drift...

    Authors: Priyanka Ghosh, Yuichi Otsuka, Sivakandan Mani and Hiroyuki Shinagawa
    Citation: Earth, Planets and Space 2020 72:93
  38. We introduce a network observation of anomalous long-distance propagation of aeronautical navigation (NAV) very high-frequency (VHF) radio waves due to sporadic E layer (Es). The system has been operative sinc...

    Authors: Keisuke Hosokawa, Jun Sakai, Ichiro Tomizawa, Susumu Saito, Takuya Tsugawa, Michi Nishioka and Mamoru Ishii
    Citation: Earth, Planets and Space 2020 72:88
  39. Here, we introduce a low-cost airglow imaging system developed for observing plasma bubble signatures in 630.0-nm airglow emission from the F region of the ionosphere. The system is composed of a small camera,...

    Authors: Keisuke Hosokawa, Kohei Takami, Susumu Saito, Yasunobu Ogawa, Yuichi Otsuka, Kazuo Shiokawa, Chia-Hung Chen and Chien-Hung Lin
    Citation: Earth, Planets and Space 2020 72:56
  40. The modulation of the dominant atmospheric tides (i.e. diurnal, semidiurnal and terdiurnal) in the mesosphere and lower thermosphere (MLT) is investigated using long-term meteor wind database from three Southe...

    Authors: Amitava Guharay, Paulo Prado Batista, Ricardo Arlen Buriti and Nelson Jorge Schuch
    Citation: Earth, Planets and Space 2020 72:51
  41. Using TIME3D-IGGCAS model, we simulated the east–west differences in F-region peak electron density (NmF2) in the Far East mid-latitude region near the longitudinal sectors with very clear zonal variations of ...

    Authors: Zhipeng Ren, Biqiang Zhao, Weixing Wan, Libo Liu, Xing Li and Tingting Yu
    Citation: Earth, Planets and Space 2020 72:50
  42. High electric fields that occur in thunderstorm clouds in the Earth’s atmosphere might accelerate energetic charged particles produced by cosmic rays. Such energetic particles, especially electrons, can cause ...

    Authors: J. Chum, R. Langer, J. Baše, M. Kollárik, I. Strhárský, G. Diendorfer and J. Rusz
    Citation: Earth, Planets and Space 2020 72:28

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