Satoshi Okumura

Satoshi Okumura

Tohoku University

H-index: 19

Asia-Japan

About Satoshi Okumura

Satoshi Okumura, With an exceptional h-index of 19 and a recent h-index of 13 (since 2020), a distinguished researcher at Tohoku University, specializes in the field of Volcanology.

His recent articles reflect a diverse array of research interests and contributions to the field:

The influence of chondrules on sub-mm fragment shape distributions in Allende impact experiments

Vapor-phase crystallization from a hydrous silicate melt: an experimental simulation of diktytaxitic texture

A new method for quantitative analysis of total water contents and estimating molecular water and hydroxyl contents in rhyolitic glasses by SIMS

Molecular-scale structural changes of silicate melts under tension revealed by time-resolved X-ray diffraction

A Molecular‐Scale Origin of Shear Thinning and Brittle Failure of Silicate Melt

Redox state of magma recorded in volcanic glass from an ash-forming eruption at Bromo volcano, Indonesia: Insights into the degassing process

The role of decompression history in gas bubble formation in crystal-rich silicic magma: Gas retention versus segregation

Oxidation-induced nanolite crystallization triggered the 2021 eruption of Fukutoku-Oka-no-Ba, Japan

Satoshi Okumura Information

University

Position

___

Citations(all)

1309

Citations(since 2020)

579

Cited By

957

hIndex(all)

19

hIndex(since 2020)

13

i10Index(all)

27

i10Index(since 2020)

24

Email

University Profile Page

Tohoku University

Google Scholar

View Google Scholar Profile

Satoshi Okumura Skills & Research Interests

Volcanology

Top articles of Satoshi Okumura

Title

Journal

Author(s)

Publication Date

The influence of chondrules on sub-mm fragment shape distributions in Allende impact experiments

Icarus

Tatsuhiro Michikami

Axel Hagermann

Akira Tsuchiyama

Yushi Otsuka

Michihiko Nakamura

...

2024/6/1

Vapor-phase crystallization from a hydrous silicate melt: an experimental simulation of diktytaxitic texture

Contributions to Mineralogy and Petrology

Ryosuke Sakurai

Michihiko Nakamura

Satoshi Okumura

Mayumi Mujin

Takayuki Nakatani

2024/3

A new method for quantitative analysis of total water contents and estimating molecular water and hydroxyl contents in rhyolitic glasses by SIMS

GEOCHEMICAL JOURNAL

Akimasa Suzumura

Satoshi Okumura

Chikashi Yoshimoto

Shoichi Itoh

2024

Molecular-scale structural changes of silicate melts under tension revealed by time-resolved X-ray diffraction

Chemical Geology

Satoshi Okumura

Kentaro Uesugi

Akio Goto

Atsuko Namiki

Kazuhisa Matsumoto

...

2023/2/7

A Molecular‐Scale Origin of Shear Thinning and Brittle Failure of Silicate Melt

Geophysical Research Letters

Satoshi Okumura

Kentaro Uesugi

Akio Goto

Kazuhisa Matsumoto

Tatsuya Sakamaki

2023/8/28

Redox state of magma recorded in volcanic glass from an ash-forming eruption at Bromo volcano, Indonesia: Insights into the degassing process

Bulletin of Volcanology

Takahiro Miwa

Hidemi Ishibashi

Ryunosuke Kazahaya

Satoshi Okumura

Masato Iguchi

...

2023/8/15

The role of decompression history in gas bubble formation in crystal-rich silicic magma: Gas retention versus segregation

Journal of Volcanology and Geothermal Research

Masaki Kobayashi

Satoshi Okumura

Osamu Sasaki

Shanaka L de Silva

2023/7/1

Oxidation-induced nanolite crystallization triggered the 2021 eruption of Fukutoku-Oka-no-Ba, Japan

Scientific Reports

Kenta Yoshida

Akira Miyake

Shota H Okumura

Hidemi Ishibashi

Satoshi Okumura

...

2023/5/9

In situ observation of glass-like fragmentation of high-temperature silicate melts generating fine ashes

Communications Earth & Environment

Atsuko Namiki

Satoshi Okumura

Akio Goto

Tsutomu Yamada

2023/5/5

Effect of pre-existing crystals and melt homogeneity on the decompression-induced crystallization of hydrous rhyodacite magma

American Mineralogist

Kazuhisa Matsumoto

Satoshi Okumura

Akihiko Tomiya

2023/12/15

Constraints on magma properties at fragmentation during the 2011 sub‐Plinian eruptions of Kirishima Shinmoe‐dake volcano, Japan

Journal of Geophysical Research: Solid Earth

Tomofumi Kozono

Satoshi Okumura

2022/12

Rheology of nanocrystal-bearing andesite magma and its roles in explosive volcanism

Communications Earth & Environment

Satoshi Okumura

Kentaro Uesugi

Akio Goto

Tatsuya Sakamaki

Kazuhisa Matsumoto

...

2022/10/17

Conduit Flow Dynamics During the 1986 Sub-Plinian Eruption at Izu-Oshima Volcano

Journal of Disaster Research

Tomofumi Kozono

Hidemi Ishibashi

Satoshi Okumura

Takahiro Miwa

2022/8/1

Noble gas variation during partial crustal melting and magma ascent processes

Chemical Geology

Antonio M Álvarez-Valero

H Sumino

Raymond Burgess

E Núñez-Guerrero

S Okumura

...

2022/1/20

Tracht change of groundmass pyroxene crystals in decompression experiments

Journal of Mineralogical and Petrological Sciences

Shota H Okumura

Satoshi Okumura

Akira Miyake

2022

Amorphous silica coating on flank deposits of the 1783 CE eruption at Asama volcano

Journal of Volcanology and Geothermal Research

Takayuki Nakatani

Sarina Sugaya

Maya Yasui

Satoshi Okumura

Michihiko Nakamura

2021/3/1

Decompression experiments for sulfur-bearing hydrous rhyolite magma: Redox evolution during magma decompression

American Mineralogist

Satoshi Okumura

Hidemi Ishibashi

Shoichi Itoh

Akimasa Suzumura

Yoshihiro Furukawa

...

2021/2/23

Fragility and an extremely low shear modulus of high porosity silicic magma

Journal of Volcanology and Geothermal Research

Atsuko Namiki

Yukie Tanaka

Satoshi Okumura

Osamu Sasaki

Kyohei Sano

...

2020/2/15

An experimental system for time-resolved x-ray diffraction of deforming silicate melt at high temperature

Review of Scientific Instruments

Satoshi Okumura

Kentaro Uesugi

Tatsuya Sakamaki

Akio Goto

Masayuki Uesugi

...

2020/9/1

Combined numerical and experimental study of microstructure and permeability in porous granular media

Solid Earth

Philipp Eichheimer

Marcel Thielmann

Wakana Fujita

Gregor J Golabek

Michihiko Nakamura

...

2020/6/25

See List of Professors in Satoshi Okumura University(Tohoku University)

Co-Authors

H-index: 52
Shanaka de Silva

Shanaka de Silva

Oregon State University

H-index: 26
Atsushi Okamoto

Atsushi Okamoto

Tohoku University

H-index: 25
Tatsuya Sakamaki

Tatsuya Sakamaki

Tohoku University

H-index: 23
Masaharu KAMEDA

Masaharu KAMEDA

Tokyo University of Agriculture and Technology

H-index: 19
Alexandra R. L. Kushnir

Alexandra R. L. Kushnir

Université de Strasbourg

H-index: 16
Atsuko Namiki

Atsuko Namiki

Nagoya University

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