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  1. We present a possible theoretical model for the generation of travelling Alfven waves by external compressional disturbances in a two-dimensional inhomogeneous plasma. The transformation of a compressional wav...

    Authors: V. Pilipenko, E. Fedorov, N. Mazur, M. J. Engebretson and W. J. Hughes

    Citation: Earth, Planets and Space 2014 51:BF03352248

    Content type: Article

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  2. A new technique for continuation of the ground magnetic field caused by ionospheric currents to the ionosphere in spherical geometry is presented that makes use of elementary ionospheric current systems, which...

    Authors: O. Amm and A. Viljanen

    Citation: Earth, Planets and Space 2014 51:BF03352247

    Content type: Article

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  3. We conducted onshore and offshore magnetic surveys on and around the southern Boso Peninsula, Honshu, Japan, and observed prominent large amplitude anomalies along the Mineoka Ophiolite Belt, and long waveleng...

    Authors: Toshiya Fujiwara, Hajimu Kinoshita and Rie Morijiri

    Citation: Earth, Planets and Space 2014 51:BF03352245

    Content type: Article

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  4. The local time and longitudinal variations of the amplitude of the equatorial electrojet (EE) are investigated using the POGO series satellite data. An iterative normalization scheme is developed to separate t...

    Authors: H. R. Kim and Scott D. King

    Citation: Earth, Planets and Space 2014 51:BF03352241

    Content type: Article

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  5. The ELF- and the ULF-MT surveys were carried out in the northern part of Miyagi Prefecture, northeastern Japan. This area is one of the most seismically active areas in this region, where hypocenters of microe...

    Authors: Masahiro Ichiki, Masaaki Mishina, Tadanori Goto, Naoto Oshiman, Norihiko Sumitomo and Hisashi Utada

    Citation: Earth, Planets and Space 2014 51:BF03352239

    Content type: Article

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  6. We performed high resolution magnetic measurements on about 180 m of continuous U-channel samples from Sites 1012 (East Cortez Basin) and 1013 (San Nicolas Basin) that were recovered during Ocean Drilling Prog...

    Authors: Carl Richter, Akira Hayashida, Yohan Guyodo, Jean-Pierre Valet and Kenneth L. Verosub

    Citation: Earth, Planets and Space 2014 51:BF03352237

    Content type: Article

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  7. Nighttime hourly mean values of D, H and Z (or X, Y and Z in a few cases) from 113 observatories for the interval 1964.0 to 1966.0 have been analyzed to determine the semi-annual variation. Results from the 84 ob...

    Authors: S. R. C. Malin, D. E. Winch and A. M. Işıkara

    Citation: Earth, Planets and Space 2014 51:BF03352236

    Content type: Article

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  8. In order to enhance the reproduction of the recovery phase Dst index of a geomagnetic storm which has been shown by previous studies to be poorly reproduced when compared with the initial and main phases, an arti...

    Authors: Samuel Kugblenu, Satoshi Taguchi and Takashi Okuzawa

    Citation: Earth, Planets and Space 2014 51:BF03352234

    Content type: Article

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  9. A numerical algorithm to solve the 2D forward problem in magnetotellurics is presented. The method solves Maxwell’s equations as a first order system of partial differential equations employing an iterative hy...

    Authors: F. I. Zyserman, L. Guarracino and J. E. Santos

    Citation: Earth, Planets and Space 2014 51:BF03352233

    Content type: Article

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  10. Two spatial-temporal models of the geomagnetic field secular variations in a time interval from 1970.0 to 1995.0 were constructed for the Far East region using the technique of regional modeling. First model c...

    Authors: Irina A. Burdelnaya, Sergey V. Filippov, Vadim P. Golovkov, Satoshi Fujiwara, Tadashi Tanabe, Shujiro Nishi, Masaru Kaidzu and Shigeru Matsuzaka

    Citation: Earth, Planets and Space 2014 51:BF03352232

    Content type: Article

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  11. The anisotropy of local turbulence in the Earth’s core is examined. It is recognized that small-scale motions in the core are strongly influenced by the Earth’s rotation and its magnetic field. A small region ...

    Authors: Masaki Matsushima, Takahiro Nakajima and Paul H. Roberts

    Citation: Earth, Planets and Space 2014 51:BF03352231

    Content type: Article

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  12. When a large earthquake occurs in and around the Japanese Islands, we should immediately determine the size and the fault geometry of the earthquake to mitigate earthquake disasters. Broad-band, strong-motion ...

    Authors: Ikuo Cho, Ichiro Nakanishi and Tamao Sato

    Citation: Earth, Planets and Space 2014 51:BF03352228

    Content type: Article

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  13. In 1997, two earthquakes (M6.5 and M6.3) occurred in the northwestern part of Kagoshima Prefecture, Japan. We carried out temporary seismic observation to obtain the detailed aftershock distribution. We constr...

    Authors: Hiroki Miyamachi, Kazuhiro Iwakiri, Hiroshi Yakiwara, Kazuhiko Goto and Toshiki Kakuta

    Citation: Earth, Planets and Space 2014 51:BF03352227

    Content type: Article

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  14. The object of this series of studies is to develop a highly accurate statistical code for describing the planetary accumulation process. In the present paper, as a first step, we check the validity of the meth...

    Authors: Satoshi Inaba, Hidekazu Tanaka, Keiji Ohtsuki and Kiyoshi Nakazawa

    Citation: Earth, Planets and Space 2014 51:BF03352224

    Content type: Article

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  15. The Network MT method was used in the eastern part of the Shikoku district, southwestern Japan, and a total of thirty-nine MT impedances (64 to 2560 sec) were obtained. These MT impedances had their values ave...

    Authors: Satoru Yamaguchi, Yoshiaki Kobayashi, Naoto Oshiman, Kengo Tanimoto, Hideki Murakami, Ichiro Shiozaki, Makoto Uyeshima, Hisashi Utada and Norihiko Sumitomo

    Citation: Earth, Planets and Space 2014 51:BF03352223

    Content type: Article

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  16. The Matuyama-Brunhes geomagnetic reversal was continuously recorded in the massive siltstones of the Boso marine sediments in Japan with the time resolution better than 9 years. However the Boso sediments prob...

    Authors: Hideo Tsunakawa, Makoto Okada and Nobuaki Niitsuma

    Citation: Earth, Planets and Space 2014 51:BF03352221

    Content type: Article

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  17. In light of newly-acquired geophysical information about earthquake generation in the Tokai area, Central Japan, where occurrence of a great earthquake of magnitude 8 or so has recently been feared, probabilit...

    Authors: Tsuneji Rikitake

    Citation: Earth, Planets and Space 2014 51:BF03352219

    Content type: Article

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  18. An array of 29 vector magnetometers was operated in N-NE Brazil from November 1990 until March 1991. We present the analysis of 16 selected quiet days, for which a simple model of an equivalent current distrib...

    Authors: A. Rigoti, F. H. Chamalaun, N. B. Trivedi and A. L. Padilha

    Citation: Earth, Planets and Space 2014 51:BF03352216

    Content type: Article

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  19. Vertical wavenumber spectra are analyzed by using temperature, zonal wind and meridional wind data obtained with MU radar and radiosondes at the MU observatory in Shigaraki and with operational rawinsondes at ...

    Authors: Shin-Ya Ogino, Manabu D. Yamanaka, Yoshiaki Shibagaki, Toyoshi Shimomai and Shoichiro Fukao

    Citation: Earth, Planets and Space 2014 51:BF03352215

    Content type: Article

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  20. Paleomagnetic and sedimentological studies carried out on two short cores and nine long cores from the bottom sediments from Escondido Lake (south-western Argentina) are described.

    Authors: C. S. G. Gogorza, A. M. Sinito, I. Di Tommaso, J. F. Vilas, K. M. Creer and H. Nuñez

    Citation: Earth, Planets and Space 2014 51:BF03352214

    Content type: Article

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  21. The opening of the Japan Sea backarc basin accompanied dextral, transtensional deformations in the NE Japan arc. To understand the intra-arc deformation we have studied paleomagnetism in the Uetsu area, NE Jap...

    Authors: Atsushi Yamaji, Hiroshi Momose and Masayuki Torii

    Citation: Earth, Planets and Space 2014 51:BF03352213

    Content type: Article

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  22. The pseudospectral method is a high-accuracy numerical modelling technique that requires less computer memory and computation time than the traditional techniques such as the finite-difference method. These ad...

    Authors: Hiroshi Takenaka, Yanbin Wang and Takashi Furumura

    Citation: Earth, Planets and Space 2014 51:BF03352212

    Content type: Article

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  23. We have built an X-ray ultraviolet (XUV) scanner on board Mars orbiter NOZOMI (Planet-B). This scanner has the He I and II emissions from the Martian atmosphere and ionosphere as its main target. These EUV emi...

    Authors: M. Nakamura, K. Yamashita, I. Yoshikawa, K. Shiomi, A. Yamazaki, S. Sasaki, Y. Takizawa, M. Hirahara, W. Miyake, Y. Saito and S. Chakrabarti

    Citation: Earth, Planets and Space 2014 51:BF03352210

    Content type: Article

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  24. The GEOTAIL satellite observed an interesting oscillation phenomenon of low energy plasma (LEP) in the dawnside outer magnetosphere. The oscillation was taking place with a frequency double that of the transve...

    Authors: Tohru Sakurai, Yutaka Tonegawa, Takuya Kitagawa, Motoharu Nowada, Ayako Yamawaki, Toshifumi Mukai, Susumu Kokubun, Tatsundo Yamamoto and Koichiro Tsuruda

    Citation: Earth, Planets and Space 2014 51:BF03352208

    Content type: Article

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  25. The Polar Patrol Balloon No. 6 (PPB#6) observed quasi-periodic pulsations of bremsstrahlung X-rays (E 30∼120 keV) in the daytime of 0855 UT (0914 MLT) ∼ 1630 UT (1614 MLT) on January 5, 1993, near Syowa Station, ...

    Authors: Yo Hirasima, Hisashi Shimobayashi, Hisao Yamagishi, Hiromu Suzuki, Hiroyuki Murakami, Akihiro Yamada, Takamasa Yamagami, Michiyoshi Namiki and Masahiro Kodama

    Citation: Earth, Planets and Space 2014 51:BF03352207

    Content type: Article

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  26. Perturbed periods characterized by the AA* index compiled from 1868 to 1992 are considered. Our analysis of the geomagnetic activity is done by considering the even-odd effect, that was observed in the maximum so...

    Authors: V. M. Silbergleit

    Citation: Earth, Planets and Space 2014 51:BF03352205

    Content type: Article

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  27. We carried out both absolute and relative gravity measurements in the Izu Peninsula just before and after the March 1997 earthquake swarm occurred. The measurements revealed significant absolute gravity change...

    Authors: Shigeo Yoshida, Gaku Seta, Shuhei Okubo and Shigeki Kobayashi

    Citation: Earth, Planets and Space 2014 51:BF03352203

    Content type: Article

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  28. According to the theory of plate tectonics proposed in the late 1960’s, the Earth’s surface is covered by about ten rigid plates, which are generated at mid-oceanic ridges, move to oceanic trenches, and there ...

    Authors: Mizuho Ishida, Shigenori Maruyama, Daisuke Suetsugu, Shigeru Matsuzaka and Takao Eguchi

    Citation: Earth, Planets and Space 2014 51:BF03352201

    Content type: Research News

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  29. We have developed systems for measuring differential displacements across a fault zone, and examined their resolutions through seafloor experiments at relatively short baselines. A system for a seafloor extens...

    Authors: Hiromi Fujimoto, Kin-ichiro Koizumi, Yukihito Osada and Toshihiko Kanazawa

    Citation: Earth, Planets and Space 2014 50:BF03352186

    Content type: Article

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  30. Authors: Hitoshi Kawakatsu, Craig Bina and Alex Forte

    Citation: Earth, Planets and Space 2014 50:BF03352184

    Content type: Article

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