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2. Aeronomy

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  1. Content type: Full paper

    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

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  2. Content type: Full paper

    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

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  3. Content type: Letter

    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

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  4. Content type: Full paper

    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

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  5. Content type: Frontier letter

    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

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  6. Content type: FULL PAPER

    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

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  7. Content type: Letter

    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

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  8. Content type: Letter

    Three-dimensional nonlinear breaking acoustic-gravity waves (AGWs) propagating from the Earth's surface to the upper atmosphere are simulated numerically. Horizontally moving periodical structures of vertical ...

    Authors: Nikolai M Gavrilov and Sergey P Kshevetskii

    Citation: Earth, Planets and Space 2014 66:88

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  9. Content type: Full paper

    Global Positioning System radio occultation measurements by FORMOsa SATellite mission-3/Constellation Observing System for Meteorology, Ionosphere and Climate satellites were used to analyse the characteristic...

    Authors: Tilo Fytterer, Christina Arras, Peter Hoffmann and Christoph Jacobi

    Citation: Earth, Planets and Space 2014 66:79

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  10. Content type: Full paper

    Using magnetic field data obtained by the Challenging Minisatellite Payload (CHAMP), we show global and frequent appearance of small-amplitude (1 to 5 nT on the dayside) magnetic fluctuations with period aroun...

    Authors: Kunihito Nakanishi, Toshihiko Iyemori, Kento Taira and Hermann Lühr

    Citation: Earth, Planets and Space 2014 66:40

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