List of research papers by TAKEDA Masahiko

(Since 2001)
Latest update: Dec. 21, 2018

  1. Takeda, M. (2002), The correlation between the variation in ionospheric conductivity and that of the geomagnetic Sq field, J. Atmos. Solar-Terrestrial Phys., Vol.64, No.10, 1617-1621.

  2. Takeda, M. (2002), Features of Global Geomagnetic Sq field from 1980 to 1990, J. Geophys. Res., Vol.107, A091252, doi:10.1029/2001JA009210.

  3. Takeda, M., T. Iyemori and A. Saito (2003), The relationship between electric field and currents in the ionosphere and the geomagnetic Sq field, J. Geophys. Res., VOL.108, A051183, doi:10.1029/2002JA009659.

  4. Iyemori, T., M. Nose, T. Kamei, M. Takeda, Y. Odagi, M. Yagi, H. McCreadie (2005), Digitization of old Analogue Geomagnetic Data, Proceedings of Ensuring Long-term Preservation and Adding Value to Scientific and Technical data (PV 2005), Edinburgh, Nov.21-23.

  5. Nose, M., T. Iyemori, M. Takeda, T. Kamei, F. Honary, S. R. Marple, J. Matzka, T. Ookawa, K. Takahashi, and G. Ciguentes-Nava (2006), Automated detection of Pi2 pulsations to monitor substorm signatures: its application to real-time data and archived data, Proceedings of the Eighth International Conference on Substorms (ICS-8), 209-214.

  6. Takeda, M. (2008), Effects of the induction electric field on ionospheric current systems driven by field-aligned currents of magnetospheric origin, J. Geophys. Res., Vol.113, A01306, doi:10.1029/2007JA012662.

  7. Nose, M., T. Iyemori, M. Takeda, H. Toh, T. Ookawa, G. Cifuentes-Nava, J. Matzka, J. J. Love, H. McCreadie, M. K. Tuncer, and J. J. Curto (2009), New substorm index derived from high-resolution geomagnetic field data at low latitude and its comparison with AE and ASY indices, in Proceedings of XIIIth IAGA Workshop on Geomagnetic Observatory Instruments, Data Acquisition, and Processing, U.S. Geological Survey Open-File Report 2009-1226, edited by J. J. Love, pp. 202-207.


  8. Takeda, M., M. Yamauchi, M. Makino, and T. Owada (2011), Initial effect of the Fukushima Accident on atmospheric electricity, Geophys. Res. Lett., 38, L15811, doi:10.1029/2011GL048511.

  9. Tomita, S., M. Nose;, T. Iyemori, H. Toh, M. Takeda, J. Matzka, G. Bjornsson, T. Saemundsson, A. Janzhura, O. Troshichev, and G. Schwarz (2011), Magnetic local time dependence of geomagnetic disturbances contributing to the AU and AL indices, Ann. Geophys., 29, 673-678, doi:10.5194/angeo-29-673-2011.

  10. Yamauchi, M., M. Takeda, M. Makino, T. Owada, and I. Miyagi (2012), Settlement process of radioactive dust to the ground inferred by the atmospheric electric field measurement, Ann. Geophys. Ann. Geophys., 30, 49?56, doi:10.5194/angeo-30-49-2012.

  11. Takeda, M. (2013), Difference in seasonal and long-term variations in geomagnetic Sq fields between geomagnetic Y and Z components, J. Geophys. Res., 118, 2522-2526, doi:10.1002/jgra.50128.

  12. Takeda, M. (2013), Contribution of wind, conductivity and geomagnetic main field to the variation in the geomagnetic Sq field, J. Geophys. Res., 118, 4516-4522, doi:10.1002/jgra.50386.

  13. Ieda, A., S.Oyama, H. Vanhamaki, R. Fujii, A. Nakamizo, O.Amm, T. Hori, M. Takeda, G. Ueno, A. Yoshikawa, R. J. Redmon, W. F. Denig, Y. Kamide, and N. Nishitani et al. (2014), Approximate forms of daytime ionospheric conductance, J. Geophys. Res., 119, doi:10.1002/2014JA020665.

  14. Takeda, M. (2015), Ampère force exerted by geomagnetic Sq currents and thermospheric pressure difference, J. Geophys. Res., 120, doi:10.1002/2014JA020952.

  15. Takeda, M. (2016), Long-term variation of Ampère force by geomagnetic Sq currents and thermospheric pressure difference, J. Geophys. Res. Space Physics, 121, doi:10.1002/2016JA022845.

  16. Yamauchi, M., M. Takeda and S. Nagamachi (2018),Effect of enhanced ionizing radiation on the cloud electricity after the Fukushima nuclear accident, Earth, Planets and Space 70:48, doi:10.1186/s40623-018-0780-1


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