Mitsuhiro Murayama

Profile Information

Affiliation: Professor, Institute for Materials Chemistry and Engineering, Kyushu University
: Professor, Department of Materials Science and Engineering, Virginia Polytechnic Institute and State University

Degree: Dr. Eng.(Mar, 1996, Tohoku University)

Contact information: murayamacm.kyushu-u.ac.jp
ORCID ID: https://orcid.org/0000-0003-1965-4891
J-GLOBAL ID: 201901012416548637
Researcher ID: B-3472-2009
researchmap Member ID: B000366465

External link: https://hyoka.ofc.kyushu-u.ac.jp/search/details/K007364/english.html

Research Areas

Research History

Apr, 2018 - Present

Professor, Institute for Materials Chemistry and Engineering, Kyushu University
Jul, 2017 - Present

Professor, Materials Science and Engineering Department, Virginia Polytechnic Institute and State University (Virginia Tech)
Feb, 2011 - Jun, 2017

Associate Professor, Materials Science and Engineering Department, Virginia Polytechnic Institute and State University
Dec, 2008 - Jan, 2011

Research Associate Professor, Institute for Critical Technology and Applied Science, Virginia Polytechnic Institute and State University
Jun, 2006 - Nov, 2008

Senior Scientist, Department of Materials Science and Engineering, The University of Virginia
Apr, 2002 - May, 2006

National Institute for Materials Science
Apr, 2000 - Mar, 2002

Visiting Scientist, Department of Materials Science and Engineering, The University of Virginia
Apr, 1996 - Mar, 2000

National Institute for Metals

Education

Apr, 1993 - Mar, 1996

Department of Nuclear Science and Engineering, Faculty of Engineering, Tohoku University
Apr, 1991 - Mar, 1993

Department of Nuclear Science and Engineering, Faculty of Engineering, Tohoku University
Apr, 1987 - Mar, 1991

Department of Materials Science and Engineering, Faculty of Engineering, Tohoku University

Committee Memberships

Apr, 2022 - Present

シニアアドバイザー, 富山大学都市デザイン学部
Feb, 2019 - Present

Site Director, The Virginia Tech National Center for Earth and Environmental Nanotechnology Infrastructure, National Science Foundation

Papers

124

Unique microstructure formations during low-temperature partitioning after intercritical annealing in low alloy multi-phase TRIP steel and their mechanical behavior clarified by in-situ synchrotron X-Ray diffraction

Avala Lavakumar, Myeong-heom Park, Reza Gholizadeh, Ranjit Kumar Ray, Mitsuhiro Murayama, Nobuhiro Tsuji

Materials Science and Engineering: A, Jun, 2023
In situ electron tomography for the thermally activated solid reaction of anaerobic nanoparticles

Shiro Ihara, Mizumo Yoshinaga, Hiroya Miyazaki, Kota Wada, Satoshi Hata, Hikaru Saito, Mitsuhiro Murayama

Nanoscale, 15 10133-10140, Jun, 2023 Peer-reviewedLast author
Yield and flow properties of ultra-fine, fine, and coarse grain microstructures of FeCoNi equiatomic alloy at ambient and cryogenic temperatures

Avala Lavakumar, Shuhei Yoshida, Jesada Punyafu, Shiro Ihara, Yan Chong, Hikaru Saito, Nobuhiro Tsuji, Mitsuhiro Murayama

Scripta Materialia, 230 115392-115392, Jun, 2023 Peer-reviewedLast author
10 In situ electron microscopy: modalities of dynamic measurements to capture fundamental physical or chemical processes down to the atomic scale

Mitsuhiro Murayama

Dynamic Processes in Solids, May 26, 2023
Role of surrounding phases on deformation-induced martensitic transformation of retained austenite in multi-phase TRIP steel

Avala Lavakumar, Myeong-heom Park, Sukyoung Hwang, Hiroki Adachi, Masugu Sato, Ranjit Kumar Ray, Mitsuhiro Murayama, Nobuhiro Tsuji

Materials Science and Engineering: A, May, 2023 Peer-reviewed
Investigation of interfacial strength in nacre-mimicking tungsten heavy alloys for nuclear fusion applications

J. V. Haag, J. Wang, K. Kruska, M. J. Olszta, C. H. Henager, D. J. Edwards, W. Setyawan, M. Murayama

Scientific Reports, 13(1), Jan 11, 2023 Peer-reviewedLast author
Microstructural factors dictating the initial plastic deformation behavior of an ultrafine-grained Fe–22Mn-0.6C TWIP steel

Jesada Punyafu, Sukyoung Hwang, Shiro Ihara, Hikaru Saito, Nobuhiro Tsuji, Mitsuhiro Murayama

Materials Science and Engineering: A, Jan, 2023 Peer-reviewedLast authorCorresponding author
Deep learning-based noise filtering toward millisecond order imaging by using scanning transmission electron microscopy

Shiro Ihara, Hikaru Saito, Mizumo Yoshinaga, Lavakumar Avala, Mitsuhiro Murayama

Scientific Reports, 12(1), Aug 5, 2022 Peer-reviewedLast author
Nanoscale defect evaluation framework combining real-time transmission electron microscopy and integrated machine learning-particle filter estimation

K. Sasaki, M. Muramatsu, K. Hirayama, K. Endo, M. Murayama

Scientific Reports, 12(1), Jun 22, 2022 Peer-reviewedLast author
Achieving superconductivity with higher Tc in lightweight Al–Ti–Mg alloys: Prediction using machine learning and synthesis via high-pressure torsion process

Masaki Mito, Narimichi Mokutani, Hiroki Tsuji, Yongpeng Tang, Kaname Matsumoto, Mitsuhiro Murayama, Zenji Horita

Journal of Applied Physics, 131(10), Mar 14, 2022 Peer-reviewed
A boundary-based approach to the multiscale microstructural characterization of a W-Ni-Fe tungsten heavy alloy

J.V. Haag, J. Wang, D.J. Edwards, W. Setyawan, M. Murayama

Scripta Materialia, 213 114587-114587, Feb 14, 2022 Peer-reviewedLast author
Evaluation of relaxation process in FeMo₁₄C₁₅B₆Er_x (x = 0–2) bulk metallic glass by valence electron energy loss spectroscopy

Kobayashi, S., Howe, J.M., Murayama, M.

Journal of Non-Crystalline Solids, 576, Jan 15, 2022 Peer-reviewedLast author
Phase transformations in Al-Ti-Mg powders consolidated by high-pressure torsion: Experiments and first-principles calculations

Tang, Y., Murayama, M., Edalati, K., Wang, Q., Iikubo, S., Masuda, T., Higo, Y., Tange, Y., Ohishi, Y., Mito, M. …

Journal of Alloys and Compounds, 889, Dec 31, 2021 Peer-reviewed
Enabling High-Performance Surfaces of Biodegradable Magnesium Alloys via Femtosecond Laser Shock Peening with Ultralow Pulse Energy

Wenbo Wang, Chang-Yu Hung, Leslie Howe, Jia Chen, Kaiwen Wang, Vinh X. Ho, Shannon Lenahan, Mitsuhiro Murayama, Nguyen Q. Vinh, Wenjun Cai

ACS Applied Bio Materials, 4(11) 7903-7912, Nov 15, 2021 Peer-reviewed
Five-second STEM dislocation tomography for 300 nm thick specimen assisted by deep-learning-based noise filtering

Zhao, Y., Koike, S., Nakama, R., Ihara, S., Mitsuhara, M., Murayama, M., Hata, S., Saito, H.

Scientific Reports, 11(1), Oct 26, 2021 Peer-reviewed
Grain size altering yielding mechanisms in ultrafine grained high-Mn austenitic steel: Advanced TEM investigations

Chang-Yu Hung, Yu Bai, Nobuhiro Tsuji, Mitsuhiro Murayama

Journal of Materials Science & Technology, 86 192-203, Sep 30, 2021 Peer-reviewedLast authorCorresponding author
Investigating the dislocation reactions on Σ3{111} twin boundary during deformation twin nucleation process in an ultrafine-grained high-manganese steel

Hung, C.-Y., Shimokawa, T., Bai, Y., Tsuji, N., Murayama, M.

Scientific Reports, 11(1), Sep 29, 2021 Peer-reviewedLast authorCorresponding author
Unique transition of yielding mechanism and unexpected activation of deformation twinning in ultrafine grained Fe-31Mn-3Al-3Si alloy

Bai, Y., Kitamura, H., Gao, S., Tian, Y., Park, N., Park, M.-H., Adachi, H., Shibata, A., Sato, M., Murayama, M. …

Scientific Reports, 11(1), Aug 5, 2021 Peer-reviewed
A correlation between grain boundary character and deformation twin nucleation mechanism in coarse-grained high-Mn austenitic steel

Hung, C.-Y., Bai, Y., Shimokawa, T., Tsuji, N., Murayama, M.

Scientific Reports, 11(1), Apr 19, 2021 Peer-reviewedLast authorCorresponding author
Characterization of ductile phase toughening mechanisms in a hot-rolled tungsten heavy alloy

Haag, J.V., Edwards, D.J., Henager, C.H., Setyawan, W., Wang, J., Murayama, M.

Acta Materialia, 204, Feb 1, 2021 Peer-reviewedLast authorCorresponding author

Misc.

Exploration of Superconductivity in Three-elements Light Metal System～Proposing Exploration Strategy and Assuming Superconducting Components by Machine Learning～

Narimichi Mokutani, Yongpeng Tang, Masaki Mito, Kaname Matsumoto, Mitsuhiro Murayama, Zenji Horita

Materia Japan, 61(12) 870-877, Dec 1, 2022 Invited
Recent Studies on TEM/STEM Tomography

Hata Satoshi, Zhao Yifang, Ihara Shiro, Saito Hikaru, Mitsuhara Masatoshi, Murayama Mitsuhiro

Materia Japan, 61(2) 84-88, Feb 1, 2022 Invited
Application of STEM observation aided by Machine Learning-based noise filtering

井原史朗, 斉藤光, 趙一方, 鯉池卓, 仲間陸人, 義永瑞雲, 光原昌寿, 波多聰, 村山光宏

日本機械学会計算力学講演会論文集(CD-ROM), 34th 150, 2021
Realizing Structural Metallic Materials with Both High Strength and Large Ductility through Nucleation Control of Different Deformation Modes

Nobuhiro Tsuji, Tomotsugu Shimokawa, Kazuyuki Shizawa, Mitsuhiro Murayama

Materia Japan, 60(1) 8-12, Jan 1, 2021 Invited
TEM内その場変形トモグラフィー観察システムの開発

波多聰, 佐藤和久, 工藤博幸, 古河弘光, 川本克巳, 堀井則孝, 加茂勝己, 宮崎伸介, 權堂貴志, 宮崎裕也 …

顕微鏡, 54(1), 2019 Invited
Placticals and Trends of Electron Tomography for Materials Research

波多聰, 波多聰, 斉藤光, 村山光宏, 村山光宏, 村山光宏, 佐藤和久, 工藤博幸

まてりあ, 57(12) 589-594, Dec, 2018 Invited
Electron Tomography with in-situ Deformation

Hata Satoshi, Miyazaki Shinsuke, Gondo Takashi, Miyazaki Hiroya, Kawamoto Katsumi, Horii Noritaka, Furukawa Hiromitsu, Sato Kazuhisa, Kudo Hiroyuki, Murayama Mitsuhiro

Materia Japan, 55(12) 595-595, Dec, 2016 Invited
圧縮センシングを用いたトモグラフィー画像再構成

工藤博幸, 工藤博幸, DONG Jian, 加茂勝己, 堀井則孝, 古河弘光, 波多聰, 村山光宏, 佐藤和久, 宮崎伸介

顕微鏡, 51(1), 2016 Invited
Polycrystalline redox-active Fe(II)/Fe(III) layered double hydroxides: A comparison between natural minerals and synthetic analogs

Johnson, C., Murayama, M., Kuesel, K., Hochella, M.

Abstracts of Papers of the American Chemical Society, 252, 2016
Platinum group element release from nanomaterials in automobile catalytic converter emissions

Aruguete, D., Murayama, M.

Abstracts of Papers of the American Chemical Society, 252, 2016
Erratum: Corrigendum to “Highly-defective nanocrystals of ZnS formed via dissimilatory bacterial sulfate reduction: A comparative study with their abiogenic analogues” (Geochim. Cosmochim. Acta (2016) 180 (1–14))

Xu, J., Murayama, M., Roco, C.M., Veeramani, H., Michel, F.M., Rimstidt, J.D., Winkler, C., Hochella, M.F.

Geochimica et Cosmochimica Acta, 183, 2016
Three-Dimensional Observation of Lattice Defects Using Electron Tomography

HATA Satoshi, MITSUHARA Masatoshi, NAKASHIMA Hideharu, IKEDA Ken-ichi, SATO Kazuhisa, MURAYAMA Mitsuhiro, KUDO Hiroyuki, MIYAZAKI Shinsuke, FURUKAWA Hiromitsu

57(5) 276-284, 2015 Invited
鉄鋼材料における定量的三次元組織解析手法:電子線トモグラフィーの強磁性材料への適用に向けて

波多聰, 佐藤和久, 村山光宏, 土山聡宏, 中島英治

鉄と鋼, 100(7), 2014 Invited
A Medium-term Outlook for U.S. Structural Metallic Materials Research

MURAYAMA Mitsuhiro

Bulletin of the Japan Institute of Metals, 51(10) 462-466, Oct 1, 2012 Invited
構造用金属材料の新たな挑戦ヘテロ構造制御に基づく新指導原理構築塑性加工に伴う鉄中Cu粒子の変形と分解~軟質分散粒子のヘテロ→ホモ構造変化の可能性~

土山聡宏, 諸岡聡, 波多聰, 村山光宏

ふぇらむ, 17(11), 2012 Invited
Towards a greater understanding of iron oxyhydroxide transformations in contaminated groundwater outflow using an interdisciplinary, multiscale approach

Johnson, Carol A., Freyer, Gina, Murayama, Mitsuhiro, Fabisch, Maria, Kuesel, Kirsten, Hochella, Michael F., Jr.

Abstracts of Papers of the American Chemical Society, 244, 2012
Microstructural Analysis of Mechanically Milled Nanocrystalline Fe Powder

MURAYAMA Mitsuhiro, HOWE James M., HIDAKA Hideyuki, TAKAKI Setsuo

Materia Japan, 42(12) 877-877, Dec 20, 2003
Living in a small southern United States town

MURAYAMA Mitsuhiro

52(6) 291-291, Jun 30, 2002
Solute Clustering and Precipitation in Aluminum Alloys-Three Dimensional Atom Probe Study.:Three Dimensional Atonm. Probe Study

Hono Kazuhiro, Murayama Mitsuhiro

Bulletin of the Japan Institute of Metals, 38(7) 563-572, 1999
Mossbauer Spectroscopy of Co-Evaporated Ag-Fe Alloys

Hanada R., Murayama M., Nagata S., Yamaguchi S.

CYRIC annual report, 1991 44-47, 1991

Books and Other Publications

Dynamic Processes in Solids

M. Murayama, J. Stuckner (Role: Contributor, Chapter 10. In situ electron microscopy: modalities of dynamic measurements to capture fundamental physical or chemical processes down to the atomic scale)

Elsevier, May, 2023 (ISBN: 9780128188798)
しなやかで強い鉄鋼材料 : 革新的構造用金属材料の開発最前線

土山聡宏, 諸岡, 聡, 波多, 聰, 村山光宏 (Role: Contributor, 軟質分散粒子のヘテロ→ホモ構造変化とそれを利用した高強度鋼板における加工性改善の可能性)

エヌ・ティー・エス, Jun, 2016 (ISBN: 9784860434533)
Methods in Biogeochemistry of Wetlands

Bojeong Kim, Curtis J. Richardson, Mitsuhiro Murayama, Michael F. Hochella, Jr (Role: Contributor, Nanoscale Analytical Transmission Electron Microscopy Techniques Applicable to Wetland Research and Modeling)

Soil Science Society of America, Inc, Oct, 2013

Presentations

Investigating nanoscale deformation mechanisms in fcc alloys by in situ and three-dimensional TEM with Machine Learning

Mitsuhiro Murayama, Tomotsugu Shimokawa, Chang-Yu Hung, Yu Bai, Kai Sasaki, Mayu Muramatsu, Jesada Punyafu, Sukyoung Hwang, Misumo Yoshinaga, Lavakumar Avala, Shiro Ihara, Hikaru Saito, Nobuhiro Tsuji

ICPMAT 2023, Oct 24, 2023 Invited
透過電子顕微鏡を用いたその場観察への計算科学・データアナリティクス援用に関する最近の試み

村山光宏

特別講演会, Aug 10, 2023 Invited
機械学習が先導するAl-Mg-Ti三元系の高圧ねじり加工法による超伝導探索

杢谷成道、美藤正樹、松本要、唐永鵬、村山光宏、堀田善治

第63回高圧討論会, Dec 13, 2022
Structure Analysis of Materials by Transmission Electron Microscopy

Mitsuhiro Murayama

Nov 7, 2022
Environmental implications of incidental nanoparticles associated with energy and advanced manufacturing

Mitsuhiro Murayama

The 8th CAMRIC-FORUM, Oct 25, 2022 Invited
機械学習を援用したナノ材料の3次元観察

佐藤俊介,池内みどり,義永瑞雲,井原史朗,斉藤光,村山光宏

日本材料学会第8回材料WEEK, Oct 12, 2022
Size-Dependent Luminescence of Submicron-Sized CsPbBr3 Crystals

Oct 11, 2022
How Ultrafine Grain Size Influences Plastic Deformation Behavior in an Fe-22Mn-0.6C TWIP Steel

J. Punyafu, S. Hwang, H. Saito, N. Tsuji, M. Murayama,

Oct 11, 2022
走査透過電子顕微鏡を用いたナノ粒子の焼結における3次元その場観察手法の開発

義永瑞雲 ,斉藤光,井原史朗,宮崎裕也 ,馬場則男 ,和田皓太 ,波多聰,村山光宏

日本材料学会第8回材料WEEK, Oct 11, 2022
結晶性金属材料におけるき裂進展過程のナノスケール解析

井原史朗、斉藤光、木原孝太郎、村山光宏

日本材料学会第8回材料WEEK, Oct 11, 2022
TEM その場変形観察法を用いた変形双晶核生成挙動のリアルタイム解析

村山光宏、下川智嗣、辻伸泰

日本金属学会2022年秋期第171回講演大会, Sep 21, 2022 Invited
セレーション挙動を示す高Mn鋼における微視的変形挙動

黄錫永、Punyafu Jesada、朴明験、村山光宏、辻伸泰

日本金属学会2022年秋期第171回講演大会, Sep 21, 2022
分子動力学法を用いた変形双晶核生成挙動の力学解析

下川智嗣、村山光宏、辻伸泰

日本金属学会2022年秋期第171回講演大会, Sep 21, 2022
EELSおよび4D-STEMを用いた結晶性金属材料の引張その場観察における破壊過程の解析

井原史朗、斉藤光、木原孝太郎、村山光宏

日本物理学会2022年秋季大会, Sep 14, 2022
Superconducting States in Al Alloys Containing Ti and Mg through Prediction by Machine Learning and Process by High-Pressure Torsion

Masaki MITO, Narimichi MOKUTANI, Yongpeng TANG, Kaname MATSUMOTO, Mitsuhiro MURAYAMA, Zenji HORITA

The 18th International Conference on Aluminum Alloys (ICAA-18), Sep 6, 2022
Environmental implications of artificial and incidental nanoparticles associated with advanced manufacturing

Mitsuhiro Murayama

The 18th International Conference on Aluminum Alloys (ICAA-18), Sep 5, 2022 Invited
Self-corrosion of an Al-Mg-Ga alloy in a simulated sacrificial anode service environment

Yulia Kirina, Weinan Leng, Sheri Singerling, Mitsuhiro Murayama

The 18th International Conference on Aluminum Alloys (ICAA-18), Sep 5, 2022
高速STEM撮像における深層学習ノイズフィルタの開発およびその「その場観察」への応用

井原史朗、斉藤光、義永瑞雲、Lavakumar Avala、村山光宏

CREST辻チーム研究会若手研究発表, Jul 17, 2022
How Ultrafine-Grained Size Influences on Plastic Deformation Behavior of an Fe-22Mn-0.6C TWIP Steel

Punayafu Jesada ,Sukyoung Hwang, Hikaru Saito, Nobuhiro Tsuji, Mitsuhiro Murayama

Jul 17, 2022
その場観察に向けた高速STEM撮像における深層学習ノイズフィルタの開発

井原史朗,斉藤光,義永瑞雲,村山光宏

日本顕微鏡学会第78回学術講演会, May 13, 2022

Professional Memberships

Japan Society of Microscopy

Research Projects

Developing a data-driven, real-time electron microscopy method toward interpreting plastic deformation and fracture mechanisms of structural materials in sub-microscopic level.

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2027
異種変形モードの核生成制御による高強度・高延性金属の実現

戦略的創造研究推進事業, 科学技術振興機構, Oct, 2019 - Mar, 2025

辻伸泰(代表) 志澤一之下川智嗣岸田恭輔
Developing a design principle of high strength/high ductility age-hardenable Aluminum alloys based hierarchical structure by controlling nano-scale structural components

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2023
圧力制御を取り入れた軽量超強度合金の創出

科学研究費助成事業基盤研究(A), 基盤研究(A), 日本学術振興会, Apr, 2019 - Mar, 2023

堀田善治, 河野正道, 村山光宏, エダラテイカベー
in-situ 3D transmission electron microscopy toward quantitative deformation structure characterization

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2019 - Mar, 2022
Characterization and application of deformation and dissolution behavior of soft particles during plastic deformation in soft particle dispersion strengthening steel

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2017

Tsuchiyama Toshihiro, HATA Satoshi, MOROOKA Satoshi, MUNETO Shinji, MURAYAMA Mitsuhiro
Development of electron tomography methods for microstructural analysis in crystalline materials

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

Hata Satoshi, YOSHIMOTO Takero, SHIMIZU Makoto, AKIYOSHI Ryutaro, SHIMADA Yusuke, MITSUHARA Masatoshi, IKEDA Ken-ichi, NAKASHIMA Hideharu, MURAYAMA Mitsuhiro, Mel-Build

Profile Information

Research Areas

Research History

Education

Committee Memberships

Papers

Misc.

Books and Other Publications

Presentations

Professional Memberships

Research Projects

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