Member (2025 year)

Masahiko ARAKAWA (Professor)

Email: masahiko.arakawa(at)penguin.kobe-u.ac.jp

I try to reproduce various phenomena occurred in the Solar System 4.6 billions ago, so I conduct impact experiments and deformation experiments to study the planetary formation process, evolution and tectonics of planets and satellites.


Minami YASUI (Lecturer)

Email: minami.yasui(at)pearl.kobe-u.ac.jp

I’m interested in the thermal evolutions and the formation processes of tectonic features observed on the surfaces of icy bodies. To clarify them, I perform deformation experiment of water ice mixed with silica powder simulating planetary dusts and examine the compression strength, viscosity and brittle failure strength.
   Furthermore, I’m interested in the collisional phenomena and the cratering processes of planetesimals, asteroids and small icy satellites. I perform impact experiments by using porous materials simulating these porous bodies and the materials having multiple components to study the impact strength and the ejecta velocity.


Hiroko OKAMURA (Assistant Administrative Staff)

Email: hiroko.okamura(at)people.kobe-u.ac.jp


Reia KAKINOKI (2nd year, Doctoral course)

My interest: Cratering experiments on two-layered structures simulating the surface of asteroids : Crater scaling law and impact-induced seismic wave


Haruna TOYOSHIMA (2nd year, Doctoral course)

My interest: Impact experiments on wet sand under the ambient atmosphere simulating habitable planets


Hatsune OKAWA (1st year, Doctoral course, working)

My interest: Impact experiments on boulder ejection processes accompanying cratering formation and formation processes of asteroids


Anzu IKOMA (2nd year, Master’s course)

My interest: Residual rate of impactors that collided with protoplanets


Ryosuke KIKUKAWA (2nd year, Master’s course)

My interest: Crater formation on icy crust with internal sea


Miyu SAWA (2nd year, Master’s course)

My interest: Effect of atmospheric pressure on cratering processes


Saki HAYASHI (2nd year, Master’s course)

My interest: Crater formation processes on differentiated bodies with magma ocean


Seitaro Otsubo (1st year, Master’s course)

My interest: Not determined


Ayaka Onishi (1st year, Master’s course)

My interest: Experimental study on impact angular momentum transfer of porous asteroids


Takuma Ohashi (1st year, Master’s course)

My interest: Development of laboratory experimental methods simulating large-scaled impact crater and its implication


Tatsuya Sakimura (1st year, Master’s course)

My interest: Experimental study on impact disruption of icy planetesimals experienced thermal evolution at various stages


Kotomi Noguchi (1st year, Master’s course)

My interest: Cratering experiments on snow-rocky porous planetesimals


Mizuki Kosaka (Senior, Undergraduate)

My interest: Not determined


Sora Sueda (Senior, Undergraduate)

My interest: Not determined


Kazunari Habara (Senior, Undergraduate)

My interest: Not determined

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