JpGU-AGU Joint Meeting 2026

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[J] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG70] Ocean Floor Geoscience

Fri. May 29, 2026 10:45 AM - 12:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Nimura Kohei(Department of Earth and Planetary Sciences, Graduate School of Environmental Studies, Nagoya University)

11:45 AM - 12:00 PM

[SCG70-15] Linking Melt Heterogeneity, Crust–Mantle Structure, and Hydrogen Generation along the Ultraslow Gakkel Ridge

*Masakazu Fujii1,2 (1. National Institute of Polar Research, 2. The Graduate University for Advanced Studies, SOKENDAI)

Keywords:Ultraslow spreading ridge, Crust–mantle structure, Water–rock reaction, Geologic hydrogen