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NAGASE Takeshi

Background

1998.3

Bachelor of Engineering, Faculty of Engineering, Osaka University

2000.3

Master of Engineering, Graduate School of Engineering, Osaka University

2003.3

Doctor of Engineering, Graduate School of Engineering, Osaka University

2003.4

Assistant Professor, Graduate School of Engineering, Osaka University

2007.3

Assistant Professor, Research Center for Ultra High Voltage Electron Microscopy, Osaka University

2010.4

Associate Professor, Research Center for Ultra High Voltage Electron Microscopy, Osaka University

2011.6

Research scholar, University of Michigan

Research Keywords

Non-equilibrium materials, Materials Microstructure, Metallurgy, High Voltage Electron Microscopy

Research Themes

Phase stability and formation of non-equilibrium phase in metals (Amorphous alloys, metallic glasses, high entropy materials)
Phase diagram constructed by ab-initio calculation and high voltage electron microscopy (HVEM)
Development of new materials by use of rapid solidification and liquid phase separation

Academic Societies

Materials Research Society (MRS), The Japan Institute of Metals (JIM), The Iron and Steel Institute of Japan (ISIJ), The Japan Society of Microscopy (JSM), The Society of Materials Science (JSMS), Japan Foundry Engineering Society (JFS)

Awards

2011.11

JIM Paper Best Award (JIM-Japan)

2010.6

Best Presentation Award on Metallic Glasses research in JSMS (JSMS-Japan)

2009.02

Joint JIM/TMS the young leader international scholarship program (JIM-Japan, TMS-U.S.)

2007.9

JIM Young Researcher Award (JIM-Japan)

2007.3

JIM Micrograph Award (JIM-Japan)

2006.10

Best Poster Young Researcher Presentation Award in BMG-V (International Conference of Bulk Metallic Glass-V)

2006.3

Best Poster Presentation Award in 21st Century COE Program (Osaka University 21st Century COE Program)

2005.9

JIM Best Paper Award (JIM-Japan)

2004.9

Handai FRC Scholarship for Young Researchers (Osaka university Frontier Research Center)

2004.7

100 papers selections in 2003-2004 (Osaka University)

2002.7

100 papers selections in 2002-2003 (Osaka University)

1998.3

JIM/ISIJ Young Student Award (JIM-Japan, ISIS-Japan)

1998.3

The Kusumoto prize (Osaka University)

1997.12

Research Award for Young Researchers (JFS Kansai area branch - Japan)

Current Publications

T. Nagase, T. Nakano. Y. Umakoshi and M. Niinomi: Mater Trans., 51, 377-380 (2010). Fabrication of Beta-Ti-Type Ti-Nb-Ta-Zr (TNTZ) Wire with Hjgh-Ductility by Arc-Melt-Type Melt-Extraction Method

T. Nagase, K. Takizawa, M. Wakeda, Y. Shibutani and Y. Umakoshi: Intermetallics, 18, 441-450 (2010)., Electron irradiation-induced solid-state amorphization caused by thermal relaxation of lattice defects

T. Nagase, A. Yokoyama and Y. Umakoshi: Scripta Mater., 63, 1020-1023 (2010)., In-situ TEM observation of glass-to-liquid transition of metallic glass in Fe-Zr-B-Cu alloy

T. Nagase, A. Sasaki, H. Y. Yasuda, H. Mori, T. Terai and T. Kakeshita: Intermetallics, 19, 1313-1318 (2011)., Stability of B2 phase in Ti-Ni-Fe alloys against MeV electron-irradiation-induced solid-state amorphization and martensite transformation

T. Nagase, T. Sanda, A. Nino, W. Qin, H. Yasuda, H. Mori, Y. Umakoshi, and J.A. Szpunar: J. of Non-Cryst. Solids, 358, 502-518 (2012)., MeV electron irradiation induced crystallization in metallic glasses: Atomic structure, crystallization mechanism and stability of an amorphous phase under the irradiation