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  1. AGU Members
  2. Fumiya Sakai
Member Since 2023
Fumiya Sakai
posdoc, Institute of Science Tokyo
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Professional Experience
Institute of Science Tokyo
posdoc
2026 - Present
University of Tokyo
Student
2023 - 2026
Education
University of Tokyo
Doctorate
2026
University of Tokyo
Masters
Fumiya's AGU Research
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Measurements of Liquid FeS Density Under Martian Core Conditions: Constraint on Core Density Profile
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
19 june 2026
Hydrogen in the Earth's Outer Core From Density Measurements of Liquid Fe‐H up to 102 GPa and 4,100 K
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
26 september 2025
Iron-Helium Compounds Synthesized under High Pressure: Helium in the Planetary Cores?
EXPLORING PLANETARY INTERIORS: UNRAVELING THE DYNAMICS, THERMAL EVOLUTION, AND MINERALOGY FROM MANTLE TO CORE I POSTER
mineral and rock physics | 10 december 2024
Liquid Density of FeS under Martian Core Conditions
EXPLORING PLANETARY INTERIORS: UNRAVELING THE DYNAMICS, THERMAL EVOLUTION, AND MINERALOGY FROM MANTLE TO CORE I POSTER
mineral and rock physics | 10 december 2024
Fe-FeO Melting Phase Relations at Earth’s Core Conditions Obtained by Combining Multiple Approaches
EXPLORING PLANETARY INTERIORS: UNRAVELING THE DYNAMICS, THERMAL EVOLUTION, AND MINERALOGY FROM MANTLE TO CORE I POSTER
mineral and rock physics | 10 december 2024
Dynamically Stable Iron-Helium Compounds (FeHex) under high pressure
EXPLORING PLANETARY INTERIORS: UNRAVELING THE DYNAMICS, THERMAL EVOLUTION, AND MINERALOGY FROM MANTLE TO CORE I POSTER
mineral and rock physics | 10 december 2024
S-rich Sulfide Fe12S7 may Crystallize in the Martian Core
IRON, IRON ALLOYS, AND IRON-BEARING PHASES IN PLANETARY INTERIORS I ORAL
mineral and rock physics | 14 december 2023
Liquid Density of Fe-H Alloys in Earth’s Outer Core
ADVANCED EXPERIMENTAL, COMPUTATIONAL, AND ANALYTICAL APPROACHES IN EXPLORING DEEP PLANETARY INTERIORS II POSTER
mineral and rock physics | 12 december 2023
Honors & Awards
Study of the Earth's Deep Interior Section Award for Graduate Research
Received December 2026