中田裕之

准教授　千葉大学大学院工学研究院（融合理工学府基幹工学電気電子工学コース）

論文(査読付き)

  • Rikuto Enomoto, Hiroyuki Nakata, Song Rui, Katsumi Hattori, Keisuke Hosokawa, Hiroyo Ohya, Analysis of Concentric Traveling Ionospheric Disturbances associated with typhoon Faxai in 2019 using HF Doppler Soundings, Journal of Atmospheric Electricity, 2024, Volume 43, Pages 1-7, 2024, https://doi.org/10.1541/jae.43.1
  • Ohya, H., Suzuki, T., Tsuchiya, F., Nakata, H., Shiokawa, K. (2024). Variation in the reflection height of VLF/LF transmitter signals in the D-region ionosphere and the possible source: A 2018 meteoroid in Hokkaido, Japan. Radio Science, 59, e2023RS007801. https://doi.org/10.1029/2023RS007801
  • Nakata, H., Hosokawa, K., Saito, S., Otsuka, Y., Tomizawa, I., Periodic oscillations of Doppler frequency excited by the traveling ionospheric disturbances associated with the Tonga eruption in 2022. Earth Planets Space 75, 158 (2023). https://doi.org/10.1186/s40623-023-01914-4
  • Hosokawa, K., Saito, S., Nakata, H., Lin, C.-H., Lin, J.-T., Supnithi, P., Tomizawa, I., Sakai, J., Takahashi, T., Tsugawa, T., Nishioka, M., Ishii, M., Monitoring of equatorial plasma bubbles using aeronautical navigation system: a feasibility study. Earth Planets Space 75, 152 (2023). https://doi.org/10.1186/s40623-023-01911-7
  • Sejima, H., Hosokawa, K., Nakata, H., Chum, J., Lin, C.-H., and Lin, J.-T., Simultaneous observations of equatorial plasma bubbles with an all-sky airglow imager and a HF Doppler sounding system in Taiwan. Earth Planets Space 75, 156 (2023). https://doi.org/10.1186/s40623-023-01908-2
  • Jaroslav Chum, Tereza Šindelářová, Petra Koucká Knížová, Kateřina Podolská, Jan Rusz, Jiří Baše, Hiroyuki Nakata, Keisuke Hosokawa, Michael Danielides, Carsten Schmidt, Leon Knez, Jann-Yenq Liu, María Graciela Molina, Mariano Fagre, Zama Katamzi-Joseph, Hiroyo Ohya, Tatsuya Omori, Jan Laštovička, Dalia Obrazová Burešová, Daniel Kouba, Jaroslav Urbář, Vladimír Truhlík, Atmospheric and ionospheric waves induced by the Hunga eruption on 15 January 2022; Doppler sounding and infrasound, Geophysical Journal International, Volume 233, Issue 2, May 2023, Pages 1429–1443, https://doi.org/10.1093/gji/ggac517
  • Yuma Nozaki, Hiroyo Ohya, Fuminori Tsuchiya, Kenro Nozaki, Hiroyuki Nakata, and Kazuo Shiokawa, "Local Time and Seasonal Variations in the D-Region Ionosphere: Does It Reflect Sudden Stratospheric Warming Effects?", URSI Science Letters, Volume 4, doi:10.46620/22-0045, 2022
  • Kentaro Tanaka, Hiroyo Ohya, Fuminori Tsuchiya, Kenro Nozaki, Mariko Teramoto, Kazuo Shiokawa, Yoshizumi Miyoshi, Martin Connors, and Hiroyuki Nakata, "Ultra Low Frequency Modulation of Energetic Electron Precipitation in the D-Region Ionosphere in a Magnetically Quiet Time Using OCTAVE Very Low Frequency and Low Frequency (VLF/LF) Observations", URSI Science Letters, Volume 4, doi:10.46620/22-0049, 2022
  • Masaharu Nakayama, Hiroyo Ohya, Fuminori Tsuchiya, Kenro Nozaki, Kazuo Shiokawa, and Hiroyuki Nakata, "Horizontal Inhomogeneity in the D-Region Ionosphere During an X-Class Solar Flare Determined by OCTAVE VLF Observations", URSI Science Letters, Volume 4, doi: 10.46620/22-0050, 2022
  • Tekkan Akashi, Hiroyo Ohya, Fuminori Tsuchiya, Kenro Nozaki, Hiroyuki Nakata, Variation in the D-region ionosphere after the 2015 Nepal earthquake using LF transmitter signals, Journal of Atmospheric Electricity, 2021, Volume 40, Issue 1, Pages 1-9, Released November 10, 2021, Print ISSN 0919-2050, https://doi.org/10.1541/jae.40.1.
  • Hiroyuki Nakata, Kenro Nozaki, Yuhei Oki, Keisuke Hosokawa, Kumiko K. Hashimoto, Takashi Kikuchi, Jun Sakai, Ichiro Tomizawa, Satoko Saita,Software-defined radio-based HF doppler receiving system. Earth Planets Space 73, 209 (2021). https://doi.org/10.1186/s40623-021-01547-5
  • Kusano, K., Ichimoto, K., Ishii, M. et al. PSTEP: project for solar–terrestrial environment prediction. Earth Planets Space 73, 159 (2021). https://doi.org/10.1186/s40623-021-01486-1
  • Nakata, H., Takaboshi, K., Takano, T., Tomizawa, I. (2021). Vertical propagation of coseismic ionospheric disturbances associated with the foreshock of the Tohoku Earthquake observed using HF Doppler sounding. Journal of Geophysical Research: Space Physics, 126, e2020JA028600. https://doi.org/10.1029/2020JA028600
  • T. Miyashita, Takuya Miyashita; Hiroyo Ohya; Fuminori Tsuchiya; Asuka Hirai; Mitsunori Ozaki; Kazuo Shiokawa; Yoshizumi Miyoshi; Nozomu Nishitani; Mariko Teramoto; Martin Connors; Simon G. Shepherd; Yoshiya Kasahara; Atsushi Kumamoto; Masafumi Shoji; Iku Shinohara; Hiroyuki Nakata; Toshiaki Takano, "ULF modulation of energetic electron precipitation observed by VLF/LF radio propagation," in URSI Radio Science Bulletin, vol. 2020, no. 372, pp. 29-40, March 2020, doi: 10.23919/URSIRSB.2020.9240099.
  • Hozumi K., Ishii M., Saito S., Maruyama T., Nakata H., Tsugawa T. (2019) HF-START: Application in Aid of Radio Communications/Navigation. In: Electronic Navigation Research Institute (eds) Air Traffic Management and Systems III. EIWAC 2017. Lecture Notes in Electrical Engineering, vol 555, pp274-287, Springer, Singapore, https://doi.org/10.1007/978-981-13-7086-1_19, ISBN:978-981-13-7086-1.
  • Hiroyuki Nakata, Akira Takahashi, Toshiaki Takano, Akinori Saito, and Takeshi Sakanoi, Observation of equatorial plasma bubbles by the airglow imager on ISS-IMAP, Progress in Earth and Planetary Science, 5, 66. (2018)
  • Kouhei Yoshikawa, Kazuto Takaboshi, Hiroyuki Nakata, Toshiaki Takano, Mitsuru Matsumura, Hiroyuki Shinagawa, Ichiro Tomizawa, Quantitative Estimation of the Ionospheric Disturbances Associated with Earthquakes observed with HF Doppler by a Numerical Simulation of Neutral Atmospheric Waves, IEEJ Transactions on Fundamentals and Materials, Vol.136, No.5, pp.259-264 (2016).
  • H. Nakata, K. Abe, A. Tokunaga, T. Takano, T. Tsugawa, and M. Nishioka, Spectral density analysis of total electron content perturbations associated with earthquakes, IEEJ Transactions on Fundamentals and Materials, Vol.136, No.5, pp.272-277 (2016).
  • H. Nakata, K. Kawai, S. Akiyama, T. Chida, R. Tanaka, Y. Kawamura, T. Takano, Estimation of direction of arrival of VHF radio wave by interferometers, and S. Shimakura, IEEJ Transactions on Fundamentals and Materials, Vol.136, No.5, pp.278-285 (2016).
  • H. Ohya, F. Tsuchiya, H. Nakata, K. Shiokawa, Y. Miyoshi, K. Yamashita, and Y. Takahashi, Reflection height of daytime tweek atmospherics during the solar eclipse of 22 July 2009, Journal of Geophysical Research, Vol.117, No. A11, A11310 (2012).
  • S. Ujigawa, H. Nakata, and S. Shimakura, The relationship between signal intensity and maximum observed frequency in long-distance propagation of VHF radio waves based on the reflection from the ionosphere, Journal of Atmospheric Electricity, Vol.31, No.1, pp.63-70 (2011).
  • A. Yoshikawa, H. Nakata, A. Nakamizo, T. Uozumi, M. Itonaga, S. Fujita, K. Yumoto, and T. Tanaka, Alfvenic-coupling algorithm for global and dynamical magnetosphere-ionosphere coupled system, Journal of Geophysical Research, Vol.115, No.A4, A04211, doi:10.1029/2009JA014924 (2010).
  • S. Ujigawa, H. Nakata, and S. Shimakura, Long-distance propagation of VHF radio waves due to the effect of the equatorial anomaly, Journal of Atmospheric Electricity, Vol.29, No.2, pp.115-123 (2009).
  • H. Nakata, I. Nagashima, K. Sakata, Y. Otsuka, Y. Akaike, T. Takano, S. Shimakura, K. Shiokawa, and T. Ogawa, Observations of equatorial plasma bubbles using broadcast VHF radio waves, Geophysical Research Letters, Vol. 32, No. 17, L17110, doi:10.1029/2005GL023243 (2005).
  • H. Nakata, Y. Akaike, Y. Otsuka, T. Takano, S. Ujigawa, and I. Nagashima, Ray-tracing calculation of VHF radio waves scattered by field-aligned irregularities associated with equatorial plasma bubbles, IEEJ Transactions on Fundamentals and Materials, Vol. 124, No. 12, pp.1253-1254 (2004).
  • H. Nakata, M. Shinohara, Y. Kamide, T. Ogino, Ionospheric electric potentials for substorms calculated from a solar wind-magnetosphere MHD simulation and a magnetogram inversion technique, Journal of Geophysical Research, Vol.109, No.A1, A01211, doi:10.1029/2002JA009743 (2004).
  • H. Shirai, Y. Kamide, E. A. Kihn, B. Hausman, M. Shinohara, H. Nakata, M. Isowa, 　 T. K. Takada, Y. Watanabe, and S. Masuda, Near real-time calculation of ionospheric electric fields and currents using GEDAS, Chinese Journal of Astronomy and Astrophysics, Vol.3, No.4, pp.375-380 (2003).
  • M. Nose, K. Takahashi, T. Uozumi, K. Yumoto, Y. Miyoshi, A. Morioka, D.K. Milling, P. R. Sutcliffe, H. Matsumoto, T. Goka, and H. Nakata, Multipoint observations of a Pi2 pulsation on morningside: The 20 September 1995 event, Journal of Geophysical Research, Vol. 108, No. A5, doi:10.1029/2002JA009747 (2003).
  • S. Fujita, H. Nakata, M. Itonaga, A. Yoshikawa, T. Mizuta, A numerical simulation of the Pi2 pulsations associated with the substorm current wedge, Journal of Geophysical Research, Vol.107, No. A3, doi:10.1029/2001JA900137 (2002).
  • S. Fujita, T. Mizuta, M. Itonaga, A. Yoshikawa and H. Nakata, Propagation property of transient MHD impulses in the magnetosphere-ionosphere system : The 2D model of the Pi2 pulsation, Geophysical Research Letter, Vol.28, No.11, pp.2161-2164 (2001).
  • H. Nakata, S. Fujita, A. Yoshikawa, M. Itonaga, and K. Yumoto, Ground magnetic perturbations associated with the standing toroidal mode oscillations in the magnetosphere-ionosphere system, Earth, Planets and Space, Vol.52, No.9, pp.601-613 (2000).
  • S. Fujita, M. Itonaga, and H. Nakata, Relationship between the Pi2 pulsations and the localized impulsive current associated with the current disruption in the magnetosphere , Earth, Planets and Space, Vol.52, No.4, pp.267-281 (2000).
  • A. Yoshikawa, M. Itonaga, S. Fujita, and H. Nakata, Eigenmode analysis of field line oscillations interacting with the ionosphere-atmosphere-solid earth electromagnetic coupled system,Journal of Geophysical Research, Vol.104, No.A12, pp.28437-28457 (1999).

学会発表

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