Takeshi Nagase

(永瀬丈嗣)

Profile Information

Affiliation: Professor, Department of Materials and Synchrotron Radiation Engineering, Graduate School of Engineering, University of Hyogo
Invited professor, Graduate School of Engineering, Osaka University
(Concurrent)Invited professor, Research Center for Ultra-High Voltage Electron Microscopy

Degree: Master(Engineering)(Mar, 2003, Osaka University)
Doctor(Enginnering)(Osaka University)

Researcher number: 50362661
ORCID ID: https://orcid.org/0000-0003-4868-0773
J-GLOBAL ID: 200901088129356130
Researcher ID: M-1189-2015
researchmap Member ID: 1000317435

External link: https://uh-matdesign.net/

Research Interests

Research Areas

Research History

Apr, 2021 - Present

Professor, Department of Materials and Synchrotron Radiation Engineering, Graduate School of Engineering, University of Hyogo
Apr, 2014 - Mar, 2021

Research Center for Ultra-High Voltage Electron Microscopy, Osaka University
Apr, 2010 - Mar, 2014

Research Center for Ultra-High Voltage Electron Microscopy, Osaka University
Jun, 2011 - Mar, 2012

Reseacrh scholar, University of Michigan
Mar, 2008 - Apr, 2010

Research Center for Ultra-High Voltage Electron Microscopy, Osaka University

Education

Apr, 2000 - Mar, 2003

Graduate School of Engineering, Osaka Univercity
Apr, 1998 - Mar, 2000

Graduate School of Engineering, Osaka University
Apr, 1994 - Mar, 1998

Department of Materials Science and Engineering, Graduate School, Division of Engineering, Osaka University

Committee Memberships

Awards

Sep, 2023

日本金属学会論文賞(物性部門), 日本金属学会

竹内章, 和田武, 永瀬丈嗣, 網谷健児
Dec, 2022

日本鋳造工学会関西支部令和4年度秋季支部講演大会優秀発表賞, 日本鋳造工学会関西支部

成定慧, 永瀬丈嗣, 竹内章, 柳谷彰彦, 山口篤, 山﨑徹, 今木辰彦
Sep, 2021

日本金属学会論文賞(工業材料部門), 日本金属学会

永瀬丈嗣,當代光陽,中野貴由
May, 2020

日本鋳造工学会論文賞, 日本鋳造工学会

永瀬丈嗣, 寺山朗, 長岡孝, 府山伸行, 阪本辰顕
Mar, 2019

日本金属学会功績賞(工業材料部門), 日本金属学会

永瀬丈嗣

Papers

270

Microstructure and Young's Modulus of (TiZr)2-x(NbTaMo)x Bio-High Entropy Alloys

M. Todai, N. Takahashi, N. Tanaka, D. Tanaka, T. Nagase, A. Matsugaki, T. Nakano

Materials Science Forum, 1175 85-90, Jan 16, 2026 Peer-reviewed
In-situ TEM Observation of Nano-dendrite Growth Process in Fe-Si-B Amorphous Alloys via Network Tele-Microscopy

Takeshi Nagase, Michiru Yamashita, Mitsuharu Todai, Ryuji Nishi, Satoshi Ichikawa, Jun Yamasaki

Materia Japan, 65(1) 45-45, Jan 1, 2026 Lead authorCorresponding author
Alloy Design and Solidification Microstructure Analysis of Equiatomic CuSnZn and CuSnAl Alloys

T. Nagase, A. Shibata, M. Matsumuro, M. Takemura, S. Semboshi

Materials Transactions, 67(1) 67-74, Jan, 2026 Peer-reviewedLead authorCorresponding author
High Voltage Electron Microcopy Observation of Spheroidal Graphite Cast Irons

Takeshi Nagase, Toru Maruyama, Ryuji Nishi, Satoshi Ichikawa

Materia Japan, 64(12) 816-816, Dec 1, 2025 Peer-reviewedLead authorCorresponding author
Preface to the Special Feature on Recent Advances in Microstructural Characterization for Materials Development (12) ～ Microscopy as a Fundamental Technology in Materials Science and Engineering ～

Takeshi Nagase, Tomokazu Yamamoto, Takuji Ube, Kazuhisa Sato, Mayumi Suzuki, Kotaro Doi, Eishi Tanabe, Kenta Yamanaka, Motomichi Koyama, Yusuke Shimada, Satoshi Hata, Kenji Matsuda

Materia Japan, 64(12) 801-801, Dec 1, 2025 Peer-reviewedLead authorCorresponding author

Misc.

Network tele-microscopyにおける新居浜高専TEMを利用したHRTEM像の観察

門田優杜, 山本航, 永瀬丈嗣, 山下満, 當代光陽, 西竜治, 市川聡

日本金属学会講演大会(Web), 176th, 2025
Network tele-microscopyを利用した津山高専たたら製鉄試料の組織観察

新橋創太, 山本航, 永瀬丈嗣, 関一郎, 永田和宏, 山下満, 西竜治, 市川聡

日本金属学会講演大会(Web), 176th, 2025
教育利用の観点から見たNetwork Tele-Microscopyの応用

門田優杜, 新橋創太, 永瀬丈嗣, 山下満, 當代光陽, 西竜治, 市川聡

日本金属学会講演大会(Web), 177th, 2025
文化財調査のアウトリーチ活動における砂型3Dプリンター・network tele-microscopyの活用事例

永瀬丈嗣, 浅田涼介, 新橋創太, 柏井茂雄, 兼吉高宏, 山下満, 西竜治, 市川聡

日本鋳造工学会全国講演大会講演概要集, 185th, 2025
Network tele-microscopyを利用したデンドライト形成・共晶組織形成の遠隔電子顕微鏡観察

永瀬丈嗣, 門田優杜, 山本航, 山下満, 當代光陽, 西竜治, 市川聡, 山崎順

日本鋳造工学会全国講演大会講演概要集, 185th, 2025

Books and Other Publications

固体表面キャラクタリゼーション機能性材料・ナノマテリアルのためのスペクトロスコピー, 16.28 ハイエントロピー合金

永瀬丈嗣 (Role: Contributor, 16.28 ハイエントロピー合金)

講談社サイエンティフィック, Mar, 2022 (ISBN: 9784065261262) Refereed
ハイエントロピー合金, 7.3章生体材料

永瀬丈嗣, 中野貴由 (Role: Contributor, 7.3章生体材料)

内田老鶴圃, 乾晴行編集, Apr, 2020 Refereed
Progress in Advanced Structural and Functional Materials Design, Advanced materials design by irradiation of high energy particles

永瀬丈嗣 (Role: Joint author)

Springer, Apr, 2013
Handbook of rare metals, 16.2.2. amorphous alloys

Takeshi Nagase (Role: Joint author)

maruzen, Jan, 2011 (ISBN: 9784621082768)

Presentations

501

学校教育向け砂型鋳造実習教材用金属モチーフの開発と検証

髙橋優也, 田中悠斗, 日高潤, 井上裕貴, 谷脇鉄平, 浅田涼介, 柏井茂雄, 永瀬丈嗣

日本金属学会2026年春期（第178回）講演大会, Mar 18, 2026
電子顕微鏡法と放射光を利用した鋳鉄の構造解析

永瀬丈嗣, 西山明宏, 大河内拓雄, 柴野伸之, 丸山徹

ニュースバルシンポジウム 2026, Mar 11, 2026
Metal/SiOx系への軟X線照射による電子励起誘起相転移

山口大智, 永瀬丈嗣, 部家彰, 住友弘二, 神田一浩, 山下満, 市川聡

ニュースバルシンポジウム 2026, Mar 11, 2026
NewSUBARUにおけるNetwork tele-microscopyを利用した球状黒鉛鋳鉄の遠隔観察

西山明宏, 永瀬丈嗣, 大河内拓雄, 丸山徹, 山下満, 當代光陽, 西竜治, 市川聡

ニュースバルシンポジウム, Mar 11, 2026
金属新素材『ハイエントロピー合金』の基礎から最新研究まで

永瀬丈嗣

京都府中小企業技術センター新分野進出支援講座, Mar 4, 2026 Invited

Professional Memberships

Research Projects

Development of ultrafine-grained high entropy alloys by an interplay between abnormal precipitation at grain boundaries and severe plastic deformation

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2024 - Mar, 2027
Development of CoCr-based Bio High entropy alloy (CoCr-BioHEA) without segregation

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2026
無偏析CoCr系生体ハイエントロピー合金(CoCr-BioHEA)の開発

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2026
In-situ 3D observation of the nucleation and growth behavior of nano-scale dendrite by ultra-high voltage electron microscopy

Grants-in-Aid for Scientific Research Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2024
偏析制御に注目した革新的生体ハイエントロピー合金（BioHEA）の開発

新学術領域研究公募研究, 日本学術振興会, Apr, 2021 - Mar, 2023

永瀬丈嗣

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