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2. Aeronomy

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  1. We report a brief survey of matching conditions for artificial aurora optical experiments utilizing the second electron gyro-harmonic (2.7-MHz frequency) in F region heating with O-mode at the EISCAT Tromsø site ...

    Authors: T. T. Tsuda, M. T. Rietveld, M. J. Kosch, S. Oyama, Y. Ogawa, K. Hosokawa, S. Nozawa, T. Kawabata and A. Mizuno

    Citation: Earth, Planets and Space 2018 70:94

    Content type: Technical report

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  2. In this study, we evaluate the El Niño–Southern Oscillation (ENSO) signals in the two dominant temperature diurnal tides, diurnal westward wavenumber 1 (DW1) and diurnal eastward wavenumber 3 (DE3) on the quas...

    Authors: Yang-Yi Sun, Huixin Liu, Yasunobu Miyoshi, Libo Liu and Loren C. Chang

    Citation: Earth, Planets and Space 2018 70:85

    Content type: Full paper

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  3. We compare hourly averaged neutral winds derived from two meteor radars operating at 33.2 and 55 MHz to estimate the errors in these measurements. We then compare the meteor radar winds with those from a mediu...

    Authors: Iain M. Reid, Daniel L. McIntosh, Damian J. Murphy and Robert A. Vincent

    Citation: Earth, Planets and Space 2018 70:84

    Content type: Full paper

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  4. We studied the assimilation of high-resolution precipitable water vapor (PWV) data derived from a hyper-dense global navigation satellite system network around Uji city, Kyoto, Japan, which had a mean inter-st...

    Authors: Masanori Oigawa, Toshitaka Tsuda, Hiromu Seko, Yoshinori Shoji and Eugenio Realini

    Citation: Earth, Planets and Space 2018 70:74

    Content type: Full paper

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  5. The vertical downward component of the DC atmospheric electric field, or potential gradient (PG), at Kakioka 150 km southwest of the Fukushima Dai-ichi Nuclear Power Plant (FNPP1) was analyzed before and after...

    Authors: Masatoshi Yamauchi, Masahiko Takeda and Shingo Nagamachi

    Citation: Earth, Planets and Space 2018 70:48

    Content type: Express Letter

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  6. We report a brief survey on conditions for artificial aurora optical experiments in F region heating with O-mode at the EISCAT Tromsø site using dynasonde data from 2000 to 2017. The results obtained in our surve...

    Authors: T. T. Tsuda, M. T. Rietveld, M. J. Kosch, S. Oyama, K. Hosokawa, S. Nozawa, T. Kawabata, A. Mizuno and Y. Ogawa

    Citation: Earth, Planets and Space 2018 70:40

    Content type: Technical report

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  7. The ultraviolet imager (UVI) has been developed for the Akatsuki spacecraft (Venus Climate Orbiter mission). The UVI takes ultraviolet (UV) images of the solar radiation reflected by the Venusian clouds with nar...

    Authors: Atsushi Yamazaki, Manabu Yamada, Yeon Joo Lee, Shigeto Watanabe, Takeshi Horinouchi, Shin-ya Murakami, Toru Kouyama, Kazunori Ogohara, Takeshi Imamura, Takao M. Sato, Yukio Yamamoto, Tetsuya Fukuhara, Hiroki Ando, Ko-ichiro Sugiyama, Seiko Takagi, Hiroki Kashimura…

    Citation: Earth, Planets and Space 2018 70:23

    Content type: Full paper

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  8. The radio acoustic sounding system (RASS) with the equatorial atmosphere radar (EAR) at Koto Tabang, Indonesia was adapted to test the effects of the acoustic source location and acoustic frequency range on th...

    Authors: Ina Juaeni, Hiraku Tabata, Noersomadi, Halimurrahman, Hiroyuki Hashiguchi and Toshitaka Tsuda

    Citation: Earth, Planets and Space 2018 70:22

    Content type: Full paper

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  9. Sporadic-E (Es) is a layer of ionization that irregularly appears within the E region of the ionosphere and is known to generate an unusual propagation of very high frequency waves over long distances. The det...

    Authors: Masato Furuya, Takato Suzuki, Jun Maeda and Kosuke Heki

    Citation: Earth, Planets and Space 2017 69:175

    Content type: Full paper

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  10. Combining geometrical optics (GO) and wave optics (WO), the COSMIC data analysis and archive center (CDAAC) retrieved two sets of dry atmosphere temperatures (T) from COSMIC GPS radio occultation (GPS-RO), which ...

    Authors: Noersomadi and Toshitaka Tsuda

    Citation: Earth, Planets and Space 2017 69:125

    Content type: Full paper

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  11. We conducted geomagnetically conjugate observations of 630-nm airglow for a midnight brightness wave (MBW) at Kototabang, Indonesia [geomagnetic latitude (MLAT): 10.0°S], and Chiang Mai, Thailand (MLAT: 8.9°N)...

    Authors: D. Fukushima, K. Shiokawa, Y. Otsuka, M. Kubota, T. Yokoyama, M. Nishioka, S. Komonjinda and C. Y. Yatini

    Citation: Earth, Planets and Space 2017 69:112

    Content type: Full paper

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    The Correction to this article has been published in Earth, Planets and Space 2017 69:149

  12. This paper mainly aims at evaluating capabilities of derivation of ionospheric conductivities using two principal auroral emissions (427.8 and 630 nm). We have evaluated a photometric method of derivation of i...

    Authors: Kazuhiro Adachi, Satonori Nozawa, Yasunobu Ogawa, Asgeir Brekke, Chris Hall and Ryoichi Fujii

    Citation: Earth, Planets and Space 2017 69:90

    Content type: Full paper

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  13. Fabry–Perot interferometer (FPI) is an instrument that can measure the temperature and wind velocity of the thermosphere through observations of airglow emission at a wavelength of 630.0 nm. The Solar-Terrest...

    Authors: Y. Nakamura, K. Shiokawa, Y. Otsuka, S. Oyama, S. Nozawa, T. Komolmis, S. Komonjida, Dave Neudegg, Colin Yuile, J. Meriwether, H. Shinagawa and H. Jin

    Citation: Earth, Planets and Space 2017 69:57

    Content type: Full paper

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  14. In the present work, we analyze the competition between tidal winds and electric fields in the formation of blanketing sporadic E layers (Esb) over São Luís, Brazil (2° 31′ S, 44° 16′ W), a quasi-equatorial stati...

    Authors: Laysa Cristina Araújo Resende, Inez Staciarini Batista, Clezio Marcos Denardini, Alexander José Carrasco, Vânia de Fátima Andrioli, Juliano Moro, Paulo Prado Batista and Sony Su Chen

    Citation: Earth, Planets and Space 2016 68:201

    Content type: Full paper

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  15. Simultaneous imaging observations of a noctilucent cloud (NLC) from five sites in Hokkaido, Japan (43.17–45.36°N), were successfully carried out using digital cameras in the early hours of the morning (around ...

    Authors: Hidehiko Suzuki, Kazuyo Sakanoi, Nozomu Nishitani, Tadahiko Ogawa, Mitsumu K. Ejiri, Minoru Kubota, Takenori Kinoshita, Yasuhiro Murayama and Yasushi Fujiyoshi

    Citation: Earth, Planets and Space 2016 68:182

    Content type: Letter

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  16. The ionospheric mid-latitude trough minimum position as a function of geomagnetic storm time is identified and investigated statistically in terms of the category and the intensity of storms. The data of ion d...

    Authors: Na Yang, Huijun Le and Libo Liu

    Citation: Earth, Planets and Space 2016 68:171

    Content type: Full paper

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  17. A new method for calibrating imaging parameters of photographs taken from the International Space Station (ISS) is presented in this report. Airglow in the mesosphere and the F-region ionosphere was captured on t...

    Authors: Yuta Hozumi, Akinori Saito and Mitsumu K. Ejiri

    Citation: Earth, Planets and Space 2016 68:155

    Content type: Technical report

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  18. The Calbuco volcano in southern Chile erupted on April 22, 2015. About 2 h after the first eruption, a Swarm satellite passed above the volcano and observed enhancement of small-amplitude (~0.5 nT) magnetic fl...

    Authors: Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi, Michi Nishioka, Domingo Rosales, Oscar Veliz and Erick Vidal Safor

    Citation: Earth, Planets and Space 2016 68:148

    Content type: Letter

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  19. The Global Lightning and sprIte MeasurementS (GLIMS) mission has been conducted at the Exposed Facility of Japanese Experiment Module (JEM-EF) of the International Space Station for more than 30 months. This p...

    Authors: Takeshi Morimoto, Hiroshi Kikuchi, Mitsuteru Sato, Tomoo Ushio, Atsushi Yamazaki, Makoto Suzuki, Ryohei Ishida, Yuji Sakamoto, Kazuya Yoshida, Yasuhide Hobara, Takuki Sano, Takumi Abe and Zen-Ichiro Kawasaki

    Citation: Earth, Planets and Space 2016 68:145

    Content type: Letter

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  20. In this study, we investigated the scale sizes of equatorial plasma irregularities (EPIs) using measurements from the Swarm satellites during its early mission and final constellation phases. We found that wit...

    Authors: Chao Xiong, Claudia Stolle, Hermann Lühr, Jaeheung Park, Bela G. Fejer and Guram N. Kervalishvili

    Citation: Earth, Planets and Space 2016 68:121

    Content type: Full paper

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  21. Heliospheric modulation of galactic cosmic rays links solar cycle activity with neutron monitor count rate on earth. A less direct relation holds between neutron monitor count rate and atmospheric electric fie...

    Authors: H. G. Silva and I. Lopes

    Citation: Earth, Planets and Space 2016 68:119

    Content type: Full paper

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  22. Low Earth orbiting geomagnetic satellite missions, such as the Swarm satellite mission, are the only means to monitor and investigate ionospheric currents on a global scale and to make in situ measurements of ...

    Authors: Claudia Stolle, Ingo Michaelis and Jan Rauberg

    Citation: Earth, Planets and Space 2016 68:110

    Content type: Letter

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  23. Daytime E-region electric fields play a crucial role in the ionospheric dynamics at the geomagnetic dip latitudes. Due to their importance, there is an interest in accurately measuring and modeling the electr...

    Authors: Juliano Moro, Clezio Marcos Denardini, Laysa Cristina Araújo Resende, Sony Su Chen and Nelson Jorge Schuch

    Citation: Earth, Planets and Space 2016 68:103

    Content type: Full paper

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  24. The Swarm satellites were launched on November 22, 2013, and carry accelerometers and GPS receivers as part of their scientific payload. The GPS receivers do not only provide the position and time for the mag...

    Authors: Christian Siemes, João de Teixeira da Encarnação, Eelco Doornbos, Jose van den IJssel, Jiří Kraus, Radek Pereštý, Ludwig Grunwaldt, Guy Apelbaum, Jakob Flury and Poul Erik Holmdahl Olsen

    Citation: Earth, Planets and Space 2016 68:92

    Content type: Full paper

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  25. We have routinely monitored the total frequency (ftEs) and the blanketing frequency (fbEs) of sporadic E layers with the digital sounder under the magnetic equator in the Brazilian sector. Sporadic layers appear ...

    Authors: Clezio Marcos Denardini, Laysa Cristina Araújo Resende, Juliano Moro and Sony Su Chen

    Citation: Earth, Planets and Space 2016 68:80

    Content type: Full paper

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  26. We have been measuring brightness temperature spectra of the atmospheric ozone (O3) emission at 110.83 GHz with a millimeter-wave radiometer (MWR) located at Rikubetsu, Japan, since November 1999. Tropospheric o...

    Authors: Hirofumi Ohyama, Tomoo Nagahama, Akira Mizuno, Hideaki Nakane and Hideo Ogawa

    Citation: Earth, Planets and Space 2016 68:34

    Content type: Full paper

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    The Erratum to this article has been published in Earth, Planets and Space 2016 68:122

  27. Ionospheric signatures possibly induced by the Nepal earthquake are investigated far outside the epicentral region in Taiwan (~3700 km distance from the epicenter) and in the Czech Republic (~6300 km distance ...

    Authors: Jaroslav Chum, Jann-Yenq Liu, Jan Laštovička, Jiří Fišer, Zbyšek Mošna, Jiří Baše and Yang-Yi Sun

    Citation: Earth, Planets and Space 2016 68:24

    Content type: Full paper

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  28. Extreme auroral electrojet activities can damage electrical power grids due to large induced currents in the Earth, degrade radio communications and navigation systems due to the ionospheric disturbances and c...

    Authors: Masao Nakamura, Asato Yoneda, Mitsunobu Oda and Ken Tsubouchi

    Citation: Earth, Planets and Space 2015 67:153

    Content type: Letter

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  29. Characteristics of long-term variation in the amplitude of solar quiet (Sq) geomagnetic field daily variation have been investigated using 1-h geomagnetic field data obtained from 69 geomagnetic observation st...

    Authors: Atsuki Shinbori, Yukinobu Koyama, Masahito Nose, Tomoaki Hori, Yuichi Otsuka and Akiyo Yatagai

    Citation: Earth, Planets and Space 2014 66:155

    Content type: Full paper

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  30. The ionosonde observations made at 5-min intervals at the Indian dip equatorial station Tirunelveli (8.7°N, 77.8°E geographic; 1.1°N dip latitude) from March 2008 to February 2009 during the extended solar min...

    Authors: Viswanathan Lakshmi Narayanan, Sukanta Sau, Subramanian Gurubaran, Kazuo Shiokawa, Nanan Balan, Kaliappan Emperumal and Samireddipalle Sripathi

    Citation: Earth, Planets and Space 2014 66:160

    Content type: Full paper

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  31. The correlation of lidar returns at a wavelength of 532 nm at altitudes of 150 to 300 km is investigated with the parameters of the night ionospheric F2 layer. Moreover, the role of excited ions of the nitroge...

    Authors: Vasily V Bychkov, Yuri А Nepomnyashchiy, Andrey S Perezhogin and Boris M Shevtsov

    Citation: Earth, Planets and Space 2014 66:150

    Content type: Letter

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  32. Characteristics of the intraseasonal oscillations (ISO) in the mesosphere and lower thermosphere (MLT) are investigated using meteor radar wind observations from a South American, equatorial station, São João ...

    Authors: Amitava Guharay, Paulo Prado Batista, Barclay Robert Clemesha, Sumanta Sarkhel and Ricardo Arlen Buriti

    Citation: Earth, Planets and Space 2014 66:145

    Content type: Full paper

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  33. To study the seeding mechanism of ionospheric irregularity occurrences, a correlation study has been carried out between the global monthly/latitudinal (m/l) distributions of irregularity occurrences and the d...

    Authors: Shin-Yi Su, Chung Lung Wu and Chao Han Liu

    Citation: Earth, Planets and Space 2014 66:134

    Content type: Frontier letter

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  34. Thermosphere-Ionosphere-Mesosphere Energetics and Dynamics/Sounding of the Atmosphere using Broadband Emission Radiometry (TIMED/SABER) temperature measurements at 110 km and between ±50° latitude extending fr...

    Authors: Alexander O Truskowski, Jeffrey M Forbes, Xiaoli Zhang and Scott E Palo

    Citation: Earth, Planets and Space 2014 66:136

    Content type: FULL PAPER

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  35. The equatorial electrojet (EEJ) is a strong eastward ionospheric current flowing in a narrow band along the dip equator. In this study, we examined the EEJ-Sq relationship by using observations at six stations...

    Authors: Nurul Shazana Abdul Hamid, Huixin Liu, Teiji Uozumi, Kiyohumi Yumoto, Bhaskara Veenadhari, Akimasa Yoshikawa and Jairo Avendaño Sanchez

    Citation: Earth, Planets and Space 2014 66:146

    Content type: Letter

    Published on:

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