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  1. AGU Members
  2. Hiroshi Hasegawa
Member Since 1999
Hiroshi Hasegawa
Japan Aerospace Exploration Agency(JAXA)
Member, Fleming Medal Committee
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Hiroshi's AGU Research
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Reconstruction of two-dimensional magnetohydrodynamic and Hall magnetohydrodynamic equilibria in space using physics-informed neural networks
ARTIFICIAL INTELLIGENCE (AI) FOR SCIENTIFIC DISCOVERY IN SOLAR WIND–EARTH INTERACTION II ORAL
spa-magnetospheric physics | 19 december 2025
2D Reconstruction from Measurements Along a Space Trajectory Using SIREN-Enhanced Physics-Informed Neural Networks (PINNs)
ARTIFICIAL INTELLIGENCE (AI) FOR SCIENTIFIC DISCOVERY IN SOLAR WIND–EARTH INTERACTION I POSTER
spa-magnetospheric physics | 18 december 2025
A Comprehensive Model for Maximum Velocity Shear at the Earth’s Magnetopause
DAYSIDE MAGNETOSPHERE INTERACTIONS II POSTER
spa-magnetospheric physics | 16 december 2025
Revisiting the cold-dense plasma sheet formation mechanism using causal inference and information-theoretic analysis
FUNDAMENTAL MECHANISMS IN HIGHLY COLLISIONLESS PLASMAS: WAVE-PARTICLE INTERACTIONS, TURBULENCE, STRUCTURES, AND INSTABILITIES WITH APPLICATIONS TO HELIOSPHERIC, MAGNETOSPHERIC, AND LABORATORY PLASMA PHYSICS I ORAL
spa-solar and heliospheric physics | 16 december 2025
Observations and simulations of Kelvin-Helmholtz Waves under radial IMF conditions
DAYSIDE MAGNETOSPHERE INTERACTIONS I ORAL
spa-magnetospheric physics | 15 december 2025
Rising‐Tone Whistler Wave in a Magnetosheath Side Separatrix of Dayside Magnetic Reconnection
GEOPHYSICAL RESEARCH LETTERS
18 august 2025
Earth's Alfvén Wings: Unveiling Dynamic Variations of Field‐Line Topologies With Electron Distributions
GEOPHYSICAL RESEARCH LETTERS
10 february 2025
Complex Interaction of Reconnected Field Lines at Earth’s Magnetopause under Sub-Alfvénic Solar Wind with Northward Magnetic Field
DAYSIDE MAGNETOSPHERE INTERACTIONS II ORAL
spa-magnetospheric physics | 11 december 2024
Volunteer Experience
2026 - 2027
Member
Fleming Medal Committee
2021 - 2021
Book Editor Only
AGU Book Series
2016 - 2019
Associate Editor
JGR Space Physics Section
Honors & Awards
Outstanding Reviewer Award - Geophysical Research Letters
Received December 2017
Outstanding Reviewer Award - Geophysical Research Letters
Received December 2012