Research field (1)：
Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Research theme for competitive and other funds (6)：
2022 - 2027 Investigation on characteristics of aurora precipitating electrons by comprehensive space and ground-based observations and numerical experiments in Scandinavia
2014 - 2018 Generation of cosmic-ray protons at collisionless shocks via hybrid particle-in-cell simulations
2012 - 2016 Integrated study of effects of ULF waves on acceleration of radiation belt electrons based on a new ring current model
2010 - 2012 Non-equilibrium plasmas associated with magnetohydrodynamic waves in solar wind plasmas
2009 - 2011 Study of particle acceleration processes at collisionless shocks via next-generation and first-principle particle simulations
2008 - 2011 Study of geospace storms based on a new observation-based model of the inner magnetosphere
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Papers (21)：
Yoshizumi Miyoshi, Shinji Saito, Keisuke Hosokawa, Kazushi Asamura, Shinichiro Oyama, Takefumi Mitani, Takeshi Sakanoi, Antti Kero, Esa Turunen, Pekka Verronen. Energetic electron precipitations by chorus waves and its impact on the middleatmosphere. 2022
Y. Miyoshi, K. Hosokawa, S. Kurita, S.-I. Oyama, Y. Ogawa, S. Saito, I. Shinohara, A. Kero, E. Turunen, P. T. Verronen, et al. Penetration of MeV electrons into the mesosphere accompanying pulsating aurorae. Scientific Reports. 2021. 11. 1
Miki Kawamura, Takeshi Sakanoi, Mizuki Fukizawa, Yoshizumi Miyoshi, Keisuke Hosokawa, Fuminori Tsuchiya, Yuto Katoh, Yasunobu Ogawa, Kazushi Asamura, Shinji Saito, et al. Simultaneous pulsating aurora and microburst observations with ground-based fast auroral imagers and CubeSat FIREBIRD-II. Geophysical Research Letters. 2021. 48. 18
T. Namekawa, T. Mitani, K. Asamura, Y. Miyoshi, K. Hosokawa, Y. Ogawa, S. Saito, T. Hori, S. Sugo, O. Kawashima, et al. Rocket Observation of Sub-Relativistic Electrons in the Quiet Dayside Auroral Ionosphere. Journal of Geophysical Research: Space Physics. 2021. 126. 7
S. Saito, S. Kurita, Y. Miyoshi, S. Kasahara, S. Yokota, K. Keika, T. Hori, Y. Kasahara, S. Matsuda, M. Shoji, et al. Data-Driven Simulation of Rapid Flux Enhancement of Energetic Electrons With an Upper-Band Whistler Burst. Journal of Geophysical Research: Space Physics. 2021. 126. 4
