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J-GLOBAL ID：200901085640640328   Update date: Oct. 09, 2024

Ieda Akimasa

Ieda Akimasa
Affiliation and department：
Nagoya University Institute for Space-Earth Environmental Research Division for Integrated Studies

About Nagoya University Institute for Space-Earth Environmental Research Division for Integrated Studies


Job title： Assistant Professor
Homepage URL  (2)： http://www.isee.nagoya-u.ac.jp/~ieda/ ,  http://www.isee.nagoya-u.ac.jp/~ieda/en/
Research field  (1)： Space and planetary science
Research keywords  (7)： magnetic reconnection ,  plasmoid ,  magnetosphere ,  ionosphere ,  substorm ,  auroral breakup ,  aurora
Research theme for competitive and other funds  (13)：
  • 2021 - 2025 Association between auroral breakups and oxygen ions in Earth's magnetotail
  • 2016 - 2020 Study of auroral current system using multi-satellite observations
  • 2014 - 2017 A challenge to construct a new substorm image by coordinating ground auroral observations and in-situ spacecraft observations
  • 2011 - 2015 Study of auroral current system using satellite observations and a magnetic inversion method
  • 2011 - 2015 High-time resolution measurements of aurora and electromagnetic waves using ground-based observation network and satellites
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Papers (17)：
  • T. Nagai, I. Shinohara, Y. Saito, A. Ieda, R. Nakamura. Location and Timing of Magnetic Reconnections in Earth's Magnetotail: Accomplishments of the 29-Year Geotail Near-Earth Magnetotail Survey. Journal of Geophysical Research: Space Physics. 2023. 128. 12
  • A. Ieda. Curved Trajectory Effect on Charge-Exchange Collision at Ionospheric Temperatures. Journal of Geophysical Research: Space Physics. 2022. 127. 2
  • A. Ieda. Atomic Oxygen Ion-Neutral Collision Frequency Models at Ionospheric Temperatures. Journal of Geophysical Research: Space Physics. 2020
  • Akimasa Ieda. Ion-Neutral Collision Frequencies for Calculating Ionospheric Conductivity. Journal of Geophysical Research: Space Physics. 2020
  • Kento Fukui, Yukinaga Miyashita, Shinobu Machida, Yoshizumi Miyoshi, Akimasa Ieda, Yukitoshi Nishimura, Vassilis Angelopoulos. A Statistical Study of Near-Earth Magnetotail Evolution During Pseudosubstorms and Substorms With THEMIS Data. Journal of Geophysical Research: Space Physics. 2020. 125. 1
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MISC (66)：
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Lectures and oral presentations  (9)：
  • 電離圏F領域の衝突周波数モデル
    (地球電磁気・地球惑星圏学会 2020)
  • Ion-neutral collision frequencies for calculating ionospheric conductivity
    (2020)
  • 電離圏電気伝導度を算出するための衝突周波数
    (地球電磁気・地球惑星圏学会 2019)
  • Auroral substorm onset in satellite-based global images and ground-based all-sky images
    (Japan Geoscience Union 2019 2019)
  • MMS衛星群とGeotail衛星によるサブストーム開始の同時観測
    (地球電磁気・地球惑星圏学会 2018)
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Professional career (1)：
  • 博士(理学) (京都大学)
Work history (5)：
  • 2015/10/01 - 現在 Nagoya University Institute for Space-Earth Environmental Research Division for Integrated Studies Assistant Professor
  • 2007/04/01 - 2015/09/30 Nagoya University Solar-Terrestrial Environment Laboratory Division IV: Integrated Studies Assistant Professor
  • 2003/02/16 - 2007/03/31 Nagoya University Solar-Terrestrial Environment Laboratory Division IV: Integrated Studies Assistant
  • 2001/04/01 - 2003/02/15 宇宙科学研究所・日本学術振興会特別研究員PD
  • 1998/07/06 - 2001/03/31 NASA Goddard space flight center / NRC research associate
Association Membership(s) (2)：
American Geophysical Union ,  Society of Geomagnetism and Earth, Planetary and Space Sciences
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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