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  1. Content type: Article

    The magnetic field data from the Engineering Test Satellite -VI (ETS-VI) have been analyzed to investigate the occurrence distributions of pulsations in Pc 3–5 frequency ranges in the magnetosphere. The observ...

    Authors: M. Nosé, T. Iyemori, S. Nakabe, T. Nagai, H. Matsumoto and T. Goka

    Citation: Earth, Planets and Space 2014 50:BF03352087

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  2. Content type: Article

    We have carried out a paleomagnetic study on well-dated Early Miocene volcanic rocks from the Ninohe area in northern NE Japan. Dacitic welded tuffs ranging from 24 to 21 Ma possess westerly paleomagnetic dire...

    Authors: Hiroyuki Hoshi and Takashi Matsubara

    Citation: Earth, Planets and Space 2014 50:BF03352083

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  3. Content type: Article

    We, for the first time, report the evidence of incessant excitation of the Earth’s free oscillations, mainly the fundamental spheroidal modes in a frequency range from 0.3 to 5 mHz, based on the three year rec...

    Authors: Kazunari Nawa, Naoki Suda, Yoshio Fukao, Tadahiro Sato, Yuichi Aoyama and Kazuo Shibuya

    Citation: Earth, Planets and Space 2014 50:BF03352080

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  4. Content type: Article

    Auroral tomography observations have been carried out in March, 1995, as a joint international campaign between Sweden and Japan. Three unmanned Swedish ALIS stations (Kiruna, Merasjärvi, Tjautjas) and two Jap...

    Authors: Takehiko Aso, Masaki Ejiri, Akira Urashima, Hiroshi Miyaoka, Åke Steen, Urban Brändström and Björn Gustavsson

    Citation: Earth, Planets and Space 2014 50:BF03352088

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  5. Content type: Article

    The Japan Sea Cable (JASC) was retired from telecommunications services and its ownership transferred to the scientific community in February, 1996. For the first stage of its scientific reuse program, a Japan...

    Authors: L. L. Vanyan, H. Utada, H. Shimizu, Y. Tanaka, N. A. Palshin, V. Stepanov, V. Kouznetsov, R. D. Medzhitov and A. Nozdrina

    Citation: Earth, Planets and Space 2014 50:BF03352084

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  6. Content type: Article

    A CCD based all-sky (180° field view) airglow imaging system was operated from a low latitude station, Kolhapur (16.8° N, 74.2° E; 10.6° N dip lat.) in India to map the thermospheric motion and to study the lo...

    Authors: G. K. Mukherjee, L. Carlo, S. H. Mahajan and P. T. Patil

    Citation: Earth, Planets and Space 2014 50:BF03352093

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  7. Content type: Article

    Variations of rock-magnetic properties in a late Pleistocene (approx. 18–130 ka) Loess-Paleosol sequence of Haro River area, Attock basin, Pakistan were studied. Isothermal remanent magnetization (IRM) acquisi...

    Authors: Huma Akram, Mitsuo Yoshida and Mirza Naseer Ahmad

    Citation: Earth, Planets and Space 2014 50:BF03352094

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  8. Content type: Article

    Absorption of radio waves in the polar ionosphere near the magnetic noon was observed on October 8, 1991, by the 30 MHz imaging riometer at Ny-Alesund, Svalbard (invariant latitude 76.1°). These observations s...

    Authors: Masanori Nishino, Satonori Nozawa and Jan A. Holtet

    Citation: Earth, Planets and Space 2014 50:BF03352092

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  9. Content type: Article

    We find out if the ratio of cross-strait voltage to water transport for the Bering Strait (BS) is constant. For this purpose, we have developed a technique to construct BS water velocity maps. We have built up...

    Authors: Oleg V. Pankratov, Dmitry B. Avdeev, Alexei V. Kuvshinov, Vitaly S. Shneyer and Igor L. Trofimov

    Citation: Earth, Planets and Space 2014 50:BF03352097

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  10. Content type: Article

    Pc5 pulsations which were excited during the great magnetic storm of March 24, 1991 are analysed using the data from three French observatories located in the southern Indian Ocean at the subauroral and middle...

    Authors: J. J. Schott, N. G. Kleimenova, J. Bitterly and O. V. Kozyreva

    Citation: Earth, Planets and Space 2014 50:BF03352091

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  11. Content type: Article

    In order to unveil the presence and characteristics of Martian dust ring/torus, Mars Dust Counter (MDC) is aboard ISAS’s spacecraft PLANET-B, which will be launched in 1998 summer and investigate the upper atm...

    Authors: Eduard Igenbergs, Sho Sasaki, Ralf Münzenmayer, Hideo Ohashi, Georg Färber, Franz Fischer, Akira Fujiwara, Albrecht Glasmachers, Eberhard Grün, Yoshimi Hamabe, Heinrich Iglseder, Dieter Klinge, Hideaki Miyamoto, Tadashi Mukai, Walter Naumann, Ken-ichi Nogami…

    Citation: Earth, Planets and Space 2014 50:BF03352110

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  12. Content type: Article

    For the purpose of observing the Martian ionosphere under the condition of direct interaction with the solar wind by using a RF sounder together with a plasma density probe and high frequency plasma wave detec...

    Authors: Takayuki Ono, Hiroshi Oya, Akira Morioka, Atsushi Kumamoto, Kaori Kobayashi, Takahiro Obara and Tomoko Nakagawa

    Citation: Earth, Planets and Space 2014 50:BF03352106

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  13. Content type: Article

    The Ion Mass Imager (IMI) is a light-weight ion mass composition instrument for the Japanese Planet-B mission to be launched to Mars in 1998. The objective of the Planet-B mission is to study the Martian envir...

    Authors: O. Norberg, M. Yamauchi, R. Lundin, S. Olsen, H. Borg, S. Barabash, M. Hirahara, T. Mukai and H. Hayakawa

    Citation: Earth, Planets and Space 2014 50:BF03352104

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  14. Content type: Article

    Some scientific topics relating to magnetic field measurements around Mars are briefly described and specification of the magnetic field instrument onboard PLANET-B is presented. The highly elliptical orbit of...

    Authors: T. Yamamoto and A. Matsuoka

    Citation: Earth, Planets and Space 2014 50:BF03352102

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  15. Content type: Article

    PLANET-B is the Japanese Mars orbiter program. The spacecraft will begin its journey to Mars in July 1998, and will be inserted into Mars orbit in October 1999. It will collect data for at least one Martian ye...

    Authors: T. Yamamoto and K. Tsuruda

    Citation: Earth, Planets and Space 2014 50:BF03352100

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  16. Content type: Article

    Two typical bow shock crossings recorded by the Phobos-2 spacecraft in 1989 are considered in the present paper in order to demonstrate that the Martian bow shock is the shock of “common sense” in spite of pec...

    Authors: A. Skalsky, E. M. Dubinin, A. Petrukovich, K. Sauer, P. Kiraly and K. Schwingenschuh

    Citation: Earth, Planets and Space 2014 50:BF03352115

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  17. Content type: Article

    Application of altimeter experiment of Planet-B orbiter to the exploration of Martian surface and subsurface layers is planned by using the ALT mode data from the “PWS (Plasma Waves and Sounder) ” instrument. ...

    Authors: Tatsuaki Okada and Takayuki Ono

    Citation: Earth, Planets and Space 2014 50:BF03352109

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  18. Content type: Article

    The Low Frequency plasma wave Analyzer, LFA, on board the PLANET-B spacecraft has been developed to measure the Martian plasma waves. Two orthogonal electric dipole wire antennas, 50 m tip-to-tip, in the space...

    Authors: H. Matsumoto, T. Okada, K. Hashimoto, I. Nagano, S. Yagitani, M. Tsutsui, Y. Kasaba, K. Tsuruda, H. Hayakawa, A. Matsuoka, S. Watanabe, H. Ueda, I. Kimura, Y. Kasahara, Y. Omura, T. Matsumura…

    Citation: Earth, Planets and Space 2014 50:BF03352107

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  19. Content type: Article

    An Electron Spectrum Analyzer (ESA) onboard the Planet-B mission to the planet Mars will measure the electron energy flux in the range of 12 eV to 15 keV in 32 energy steps. The sensor is essentially a toroida...

    Authors: S. Machida, Y. Saito, Y. Ito and H. Hayakawa

    Citation: Earth, Planets and Space 2014 50:BF03352105

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  20. Content type: Article

    The structure and dynamics of the Martian ionosphere are believed to be strongly dependent on the nature, magnitude, and topology of its magnetic field, and whether or not Mars has an intrinsic magnetic field....

    Authors: A. W. Yau, G. P. Garbe, M. J. Greffen, W. Miyake and E. Sagawa

    Citation: Earth, Planets and Space 2014 50:BF03352103

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  21. Content type: Article

    We present the specifications of the Mars Imaging Camera (MIC) on the Planet-B spin-stabilized spacecraft, and key scientific objectives of MIC observations. A non-sun-synchronous orbit of Planet-B with a larg...

    Authors: Tadashi Mukai, Tokuhide Akabane, Tatsuaki Hashimoto, Hiroshi Ishimoto, Sho Sasaki, Ai Inada, Anthony Toigo, Masato Nakamura, Yutaka Abe, Kei Kurita and Takeshi Imamura

    Citation: Earth, Planets and Space 2014 50:BF03352101

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  22. Content type: Article

    A noticeable bending of the magnetic field lines in the Martian upstream region is observed. Variations of the field are controlled by the IMF and the foreshock geometry. The sign of ΔB changes at the crossing of...

    Authors: Eduard Dubinin, Konrad Sauer, Magda Delva and Aleksandr Skalsky

    Citation: Earth, Planets and Space 2014 50:BF03352116

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  23. Content type: Article

    Mars presents us with an example of a magnetosheath in which the interaction of the solar wind with planetary plasma of heavy ions results in a generation of strong nonlinear bi-ion MHD waves. These waves prov...

    Authors: Eduard Dubinin, Konrad Sauer, Klaus Baumgärtel and Krishna Srivastava

    Citation: Earth, Planets and Space 2014 50:BF03352114

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  24. Content type: Announcement

    Authors: H. Shinagawa, T. Yamamoto, K. Tsuruda and J. G. Luhmann

    Citation: Earth, Planets and Space 2014 50:BF03352098

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  25. Content type: Article

    The Geological Survey of India conducted a magnetic survey and geological studies in 1993 around Barren Island in the Andaman Sea on board the RV Samudra Manthan. Five ocean bottom magnetometers were deployed by ...

    Authors: B. Banerjee, P. B. V. Subba Rao, Gautam Gupta, E. J. Joseph and B. P. Singh

    Citation: Earth, Planets and Space 2014 50:BF03352119

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  26. Content type: Article

    This study concerns the use of selected geomagnetic field records to establish the 1990 quiet-day current system (Sq) for Australia and to use the ionospheric current source of Sq for a determination of the Earth...

    Authors: W. H. Campbell, C. E. Barton, F. H. Chamalaun and W. Welsh

    Citation: Earth, Planets and Space 2014 50:BF03352121

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  27. Content type: Article

    We present a map of the coseismic displacement field resulting from the North Sakhalin, Russia, May 28, 1995, earthquake. Raw radar signal data from the JERS-1 synthetic aperture radar instrument acquired in 2...

    Authors: Mikio Tobita, Satoshi Fujiwara, Shinzaburo Ozawa, Paul A. Rosen, Eric J. Fielding, Charles L. Werner, Masaki Murakami, Hiroyuki Nakagawa, Koh Nitta and Makoto Murakami

    Citation: Earth, Planets and Space 2014 50:BF03352118

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  28. Content type: Letter

    Sodium layers (75–105 km) were measured by Na lidar on three nights from 1 to 3 of March 1996. The lidar data were used to calculate the Na density profiles and the atmospheric density spectra. The vertical wa...

    Authors: Yong Ai, Xunjie Zhang, Su Lu and Shunsen Gong

    Citation: Earth, Planets and Space 2014 50:BF03352124

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  29. Content type: Article

    We collected audio-magnetotelluric (AMT) data across Usu volcano, Hokkaido, Japan, which erupted in 1977 and is still active. We had a profile of 17 sites perpendicular to the regional tectonic strike, which c...

    Authors: Y. Ogawa, N. Matsushima, H. Oshima, S. Takakura, M. Utsugi, K. Hirano, M. Igarashi and T. Doi

    Citation: Earth, Planets and Space 2014 50:BF03352120

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  30. Content type: Article

    The Median Tectonic Line (MTL) is one of the longest tectonic lines in Japan with the lateral movement. In order to investigate the subsurface structure around the MTL, we carried out the magnetotelluric sound...

    Authors: Tadanori Goto, Satoru Yamaguchi, Norihiko Sumitomo and Katsumi Yaskawa

    Citation: Earth, Planets and Space 2014 50:BF03352127

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